Companies

1 and 1 Internet
1&1 offers a complete range of web services for every need, skill level, and budget. 

192.com
192.com uses Cassandra to cache, analyze and index portions of the people-related Web.  Cassandra is also…

24-7
[24]7 the intuitive consumer experience company, provides software and services that make it simple for…

2lemetry
2lemetry provides the most scalable, secure cloud application platform to connect any device, and transform…

46 Labs
46 Labs is a software company focused exclusively on migrating telecoms to the cloud. 

8digits
8digits is an analytics powered marketing automation software featuring real-time web monitoring, visitor behaviour detection…

AcademicWorks
AcademicWorks offers a configurable online scholarship management system that improves the process of matching students…

Accenture
Accenture is a management consulting, technology services and outsourcing company helping clients become high-performance businesses and…

Actuate
Actuate provides software to more than three million BIRT developers and OEMs who build scalable,…

Acunu
Acunu Analytics, powered by Apache Cassandra, provides instant answers to rich queries on any stream…

Adconion
AMG is a technology company who has built one of the largest global multi-screen, multi-channel…

AddThis
AddThis is the web\\\'s largest social infrastructure and analytics platform in use on over 14…

Adform
Adform is a technology platform used by thousands of media agencies, advertisers and publishers for…

Adgear
AdGear is an independent advertising platform for publishers and advertisers. They empower digital media innovators…

Adku
Adku chose Apache Cassandra over HBase for the following reasons: Reliability, Performance, Availability, Consistency, Single…

Adobe
Adobe uses Cassandra in Adobe® AudienceManager, a Digital Marketing Suite (DMS) product that consolidates, activates, and…

Aeris
Aeris Communications uses Cassandra for their scalable M2M (Machine to Machine) Application Platform.

Agentis
Agentis Energy uses Cassandra to help with their energy management tools, storing time-series energy usage data.

aiMatch
aiMatch uses Cassandra as a backend for visitor storage.

Airpim
Airpim is a cloud company that provide services B2B2C, their main product is Airpass, a…

Allied Payment
Allied Payment Network Inc. offers online bill payment service to financial institutions including banks and credit…

Alminder
Mynd Calendar by Alminder is a smart, predictive and contextual calendar app that gives you…

Altoros
Altoros Systems is a global software delivery acceleration specialist that provides focused product engineering to…

Amara Health Analytics
Amara Health Analytics provides clinical decision support for physicians, and uses DataStax Enterprise to ingest,…

Ampush
Ampush is an ad technology company and Facebook Strategic Preferred Marketing Developer (sPMD). Ampush migrated…

Answers.com
Answers, is the world\'s leading destination for Q&A content and intelligence continues to expand its…

AnubisNetworks
AnubisNetworks is an IT security company, focusing namely on email security, web security and threat intelligence. Using Cassandra…

AOL
AOL is an online brand providing: content generation, content value add (geotagging, entity tagging, personalization)…

Apereo Foundation
The Apereo Foundation fosters, develops, and sustains open technologies and innovation to support learning, teaching,…

Apigee
Apigee Usergrid is a comprehensive platform stack for mobile and rich client applications running on…

APISpark
APISpark lets you build your web APIs in a flash, including the creation, hosting, management…

Apixio
Apixio uses Cassandra for serving seach queries on medical records.

AppDynamics
AppDynamics is an application performance essentially for Java, .Net and PHP applications, so they will…

Applifier
Applifier built a facebook style messenger which uses Cassandra as storage backend.

AppScale
AppScale is an open-source emulation of the award winning Google App Engine platform. It is…

AppsFlyer
AppsFlyer is a mobile apps measurement platform that allows app developers, brands and agencies to…

Appssavvy
Appssavvy uses Cassandra extensively in their activity based advertising platform, adtivity, to drive their activity…

Apptegic
Apptegic relies on Cassandra to help subscription businesses understand their customer engagement and respond to…

Arise
Arise uses Cassandra to help provide clients with flexible, efficient, high-quality contact center services in…

Arkivum
Arkivum uses Cassandra across multiple datacenters, clouds and customer sites to help build scalability and…

Arrayent
The Arrayent Connect Platform is a Cloud and Embedded Platform for Connected Products that enables manufacturers, retailers,…

Aurelius
Titan is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of…

Australia Post
Australia Post delivers reliable and affordable postal, retail, financial and travel services.

Avanade
Avanade offers outsourced management of products for Exchange, Lync, Sharepoint and other IT products remotely. Avanade…

Avast
AVAST Software is maker of the most trusted antivirus in the world, protects more than…

Avira
Avira is a worldwide leading supplier of self-developed security solutions and antivirus software for professional…

Azul Systems
Azul certifies Cassandra on the Zing JVM to ensure support for large heaps, high throughput…

Backupify
Backupify is the leading provider of backup and recovery solutions for Software-as-a-Service (SaaS) applications. As more…

Barcelona Supercomputing Center
The BSC is using Cassandra to store and read trajectories created by molecular dynamics.

Barracuda Networks
While best known for their security solutions, Barracuda Networks offers products across three areas of…

Base
Base is a CRM for the Post-PC world, designed to significantly boost your team’s sales…

Bazaarvoice
Bazaarvoice connects brands, retailers and consumers in the world\'s largest shopper network, delivering ROI through…

Be-Mobile
Be-Mobile fights traffic congestion offering high precision traffic information on the roads in Europe, South…

Best Buy
Best Buy is the world\'s largest multi-channel electronic retailer. Using Cassandra to power their customer…

Big Data Open Source Solutions
BDOSS is all about the "glue" and helping companies to not only figure out what…

BlueMountain Capital
BlueMountain Capital Management LLC is a private investment company with offices in New York and…

Boundary
Boundary allows customers to monitor their entire IT environment from a single point of control…

Boxever
BOXEVER enables travel companies to use online and offline customer data to create stronger, more…

Brighttag
BrightTag uses Cassandra to power their tag management system as a real-time cloud based tag…

Brocade
Brocade is an industry leader in providing reliable, high-performance network solutions that help the world’s…

Burt
Burt uses Cassandra in their software to help advertisers and agencies improve the efficiency and…

Bwin.party
Bwin.party, a European online gaming company, uses Cassandra to store the data of every game…

C3 Energy
C3 Energy offers smart grid analytics SaaS solutions that enable utilities to realize the full…

Cablevision
Cablevision is the eighth-largest cable provider in the United States.

Cabot Research
Cabot is the world’s leader in helping equity portfolio managers develop greater self awareness and…

Cake Solutions
Cake uses Cassandra for advanced cloud-based fraud detection including credit card and other financial transactions.

CallFire
CallFire is a cloud telephony company that provides voice and text connectivity to over 50,000…

Canary
Canary provides a home security device for everyone that gives real-time, relevant information. Canary\'s HD video…

Canonical
We use Cassandra as the foundation of our error reporting system in the Ubuntu operating system. In…

Captora
Captora delivers breakthrough Inbound Marketing Acceleration software.

CardSpring
CardSpring is a payments infrastructure company that enables developers to add applications to the payment…

Cartera
Cartera Commerce is the leading provider of card-linked marketing solutions that increase revenue and customer…

Caserta Concepts
Caserta Concepts specializes in strategic data warehouse architecture and design, business intelligence and master data…

CERN
ATLAS is the largest of several detectors built along the Large Hadron Collider at CERN.…

Chaordic
Chaordic Systems is a Brazilian company that specializes in personalization. The company focuses on e-commerce,…

CharityUSA.com
Cassandra is the foundation for CharityUSA.com\\\'s online store catalogs: providing product data, product categories, searching, sorting,…

ChartCube
ChartCube helps create rich conversations around data, review your data visually, and share data with…

Chegg
Chegg offers an array of required and non-required scholastic materials including millions of textbooks in…

Chill
Chill is in the business of mobilizing communities for entertainment properties.  They help filmmakers build…

Cinnober
Cinnober’s technology powers some of the most demanding financial marketplaces in the world. Cinnober delivers…

Cisco
Cisco is the worldwide leader in networking that transforms how people connect, communicate, and collaborate.

Citypath
Citypath uses Cassandra to hold information about attractions, reviews, users, etc. for their city attraction…

Clearleap
Clearleap accelerates the delivery of multiscreen services by alleviating the business, operational, and technical challenges…

Cloudian
Cloudian offers enterprises and service providers a very powerful cloud storage platform for deploying public, private…

Cloudkick
Cloudkick\'s (owned by Rackspace) primary use of Cassandra is for storing and monitoring data of…

CloudPassage
CloudPassage Halo, the first security and compliance automation platform built for private, public or hybrid…

Cloudsoft
Cloudsoft accelerates cloud adoption by enterprises by providing them with software tools that simplify the…

CloudTalk
The CloudTalk Platform contains API’s for users to create messaging apps with Cassandra as it’s data-store.

Cloze
You can think of Cloze as a noise-cancelling inbox for email and social.  What Cloze…

ClubCompy
ClubCompy is a place for kids of all ages to create and experience the joys…

CodeLand InfoSolutions
CodeLand has a product for online tracking of physical assets and is also venturing into…

CodeMettle
CodeMettle helps network operators manage and provision services across networks of any size, type or complexity.

Cognitum
Cognitum delivers high-end IT services in the area of Cloud Computing & Big Data solutions…

Comcast
Comcast\\\'s next generation cloud TV platform, their open sourcing of Amazon\\\'s Simple Notification Service (SNS)…

Compuscan
Compuscan collects, validates, loads, verifies, houses and distributes consumer and business credit information.

Compuware
Compuware is a leading information technology performance company providing IT services, solutions and IT software…

Comverge
Comverge uses Cassandra to gather energy information from their devices while delivering a comprehensive suite…

Concord
Concord USA is leading data backup services, business architecture tools to increase your business. They use…

Connaught
Connaught uses Cassandra to help provide facilities management and property services to owners and occupiers of…

Cornastone
Cornastone delivers tailormade hardware infrastructure, systems management solutions and value-added software solutions that enable businesses…

Correlor
Correlor delivers a new kind of web personalization and customer intelligence by applying bioinformatics and…

Creative Mobile
Creative Mobile develops and publishes cross-platform multiplayer games for Android and iOS devices.

CrowdRiff
CrowdRiff\'s main product is their social scoring platform. We help brands analyze their communities by…

CrowdStrike
CrowdStrike is a global provider of security technology and services focused on identifying advanced threats…

CSR
CSR is a pioneering designer and developer of silicon and software for the consumer electronics…

Curalate
Curalate is leading the pack in developing a new breed of marketing tools for the…

Cxense
Cxense provides online publishers with extraordinary insight into their online audiences, through EIE, their unique…

Dachis Group
The Dachis Group built and maintain a storage and analytics engine with Cassandra and Hadoop.

Datadio
Datadio is a social tool to help marketers make better decisions through data analysis and…

DataDog
Datadog is a service for IT, Operations and Development teams who write and run applications…

Datafiniti
Datafiniti is building a web search engine for structured data using Solandra

DBSync
DBSync is a leading provider for integration services for both cloud/SaaS based on-demand applications and…

Dell
For more than 28 years, Dell has empowered countries, communities, customers and people everywhere to…

Demandforce
Demandforce uses Cassandra for real-time data analytics.

DeNA
DeNA is a global Internet company focused on social games, e-commerce and other web services…

Despegar
Despegar uses Cassandra to storage user sessions for its hotel booking site, and also as…

Digby
Digby\'s Localpoint is an award-winning location-based marketing and location analytics platform that powers retailers\\\' and…

Digi International
Digi provides the industry’s broadest range of wireless products, a cloud computing platform tailored for…

Digital Reasoning
Digital Reasoning enables the automated understanding of human communication. Digital Reasoning’s award-winning machine learning platform,…

Digital River
Digital River is running Cassandra on their Global E-Commerce products.

Disney
The Walt Disney Company, known for their diverse entertainment offerings, uses Cassandra for data management…

Disqus
Disqus is a free service that enables great online communities. As the web’s most popular…

Docomo
NTT DOCOMO, Japan's largest mobile service provider, serves more than 60 million customers.  Cassandra is…

Drillster
Drillster distributes adaptive online learning on your desktop, laptop, smart phone or tablet. Creating an…

Druva
Druva offers integrated enterprise online backup, secure file sharing and data analytics for complete protection and…

Dstillery
Dstillery uses Cassandra to store vistor data, ad history, and id mapping.

Dyn
Dyn is the world leader in Internet Infrastructure-as-a-Service, specializing in managed DNS, email delivery & SMTP…

E-Bros
The main areas of expertise for E-Bros group are mobile and software development, e-commerce, e-services,…

Easou
Easou is using Cassandra in their mobile search engine product to store over 300 million images…

eBay
eBay has Cassandra supporting multiple applications (Social Signals, Hunch, and many time series use cases)…

eBuddy
eBuddy is a Web and Mobile messenger that uses Cassandra for user discovery service, user…

eComNext
eComNext is a data analysis company seeking to know the insights and behavior of the…

Egnyte
Egnyte is using Cassandra with multiple data centers to help run their Cloud File Server…

ElasticInbox
ElasticInbox is an open source project which aims to change how the email storage is…

Embedly
Embedly provides tools for front-end developers to build richer content. Cassandra supports Embedly\\\'s API and…

eNanoPay
eNanoPay is a NanoPayment solution company, providing an easy to use and low cost payment solution. 

Engine
Engine is an app and website developed to link together the data streams of your…

Engine Yard
Engine Yard uses Apache Cassandra

Enkata
Enkata uses Cassandra to serve desktop video recordings and store billions of desktop activity data…

Epsilon
The industry\'s leading marketing services firm, with a broad array of data-driven, multichannel marketing solutions.…

Equinix
Equinix connects businesses with partners and customers worldwide through a global platform of data centers.

Ericsson
The Ericsson Labs OAuth Authorization service is using Cassandra as their data backend.

Eurotech
Eurotech works with customers to integrate state-of-the-art computing and communication technologies into innovative solutions to…

Eventbrite
Eventbrite is an event-ticketing marketplace. Eventbrite believes that gathering with others is the best way for…

Exoscale
Exoscale is the leading swiss cloud provider running Cassandra to hold activity streams of events…

Expedia
At Expedia, Cassandra is used to store and retrieve real-time updates of hotel prices. 

F-Secure
F-Secure is the global leader in providing security as a service through operators. F-Secure is…

FACE
FACE is a global strategic insight agency that delivers socially intelligent research by combining qualitative…

FanBridge
FanBridge’s web-based Fan Relationship Management (FRM) platform uses Cassandra as a back-end data-store.

Fashiolista
Fashiolista is a social network for fashion inspiration.  Using Cassandra to store their large data…

Feedzai
Feedzai believes every business can unlock the power of big data and machine learning by…

Fight My Monster
Fight My Monster uses Cassandra to avoid MySQL sharding process\' and scale inexpensively.

Finn.no
FINN.no uses Cassandra to run Norway’s largest marketplace.

Flipkart
Flipkart is an Indian based online megastore, using Cassandra for their user engagement platform. 

Fold3
Fold3, an Ancestry.com company, provides convenient access to US military records, including the stories, photos,…

Formspring
Formspring uses Cassandra to count responses, as well as store Social Graph data (followers, following,…

FriendFacts
Friend Facts’ Facebook app that ask questions based on friends’ profiles is running on Cassandra.

Frugal Mechanic
Frugal Mechanic uses Cassandra to search through 2.5M auto parts, fitting over 250M car configurations,…

FullContact
FullContact is solving the world\'s contact information problem by providing APIs to software developers to…

Fusion-IO
Fusion-io delivers the world’s data faster. Our Fusion ioMemory platform accelerates databases, virtualization, cloud computing,…

Gamefly
GameFly is the number one online video game rental service. .

Gavagai
Gavagai develops automated and scalable methods for retrieving actionable intelligence from dynamic data and provider…

Gazzang
Gazzang provides data security solutions and expertise to help enterprises protect sensitive information and maintain…

GE
General Electric (GE) uses Apache Cassandra to help power Grid IQ, allowing customers to visualize, analyze,…

Gemalto
Gemalto is the global leader in the security solutions market, developing software applications, personal portable…

General Sentiment
General Sentiment is a social analytics company that delivers insights that change the way brands…

GigaSpaces
GigaSpaces Technologies is the pioneer of a new generation of application virtualization platforms and a…

GitHub
GitHub is used by over four million people to share code and build software better,…

Glassbeam
Glassbeam is the machine data analytics company. Bringing structure and meaning to data from any…

Glispa
Glispa is the leading global performance media agency for digital entertainment clients to plan, launch and…

Globant
As an outsourcing company, we deal with most interesting use cases in industries such as…

GlocalSpace
GlocalSpace is a SaaS adding \"Context Aware Computing\" capabilities to existing Internet applications. Utilizing GlocalSpace…

Glu Mobile
Glu Mobile is a leading global developer and publisher of free-to-play games for smartphone and…

Gnip
Gnip is an API aggregation platform for the web\'s data.  Gnip collects, normalizes, and delivers the…

GoDaddy
GoDaddy is the world’s largest platform for small businesses. They\\\'re also the world’s largest domain…

GoGrid
GoGrid is a global leader in hybrid and cloud infrastructure hosting.

GoingOn
GoingOn uses Cassandra to scale out communications with 25+ universities using a stream based communication…

GoSquared
GoSquared aims to provide insightful, simple, and beautiful website analytics in real-time, powered by Apache…

GoTime
GoTime uses Cassandra as their primary data store for their Happy Hours website and mobile…

Gotosolr
Gotosolr help French companies as a local provider and supporter of Cassandra, Solr, and Hadoop.

Grainger
W. W. Grainger, Inc. is a Fortune 500 industrial supply company founded in 1927 in…

Grid Dynamics
Grid Dynamics designs and builds massively scalable mission-critical systems, creating systems and products that handle…

Gridpoint
Gridpoint uses Cassandra with their internal API’s for their offerings of Energy Management products.

Groupalia
Groupalia\'s mission is to provide corporations leisure-travel plans, breaks, tickets, sessions of beauty, health and…

GrubHub
GrubHub is an online food ordering company with 20,000 delivery and takeout restaurants in 500+…

GX Software
GX Software uses Cassandra for their Cross-Channel, Realtime Online Engagement platform BlueConic. BlueConic is used…

Hailo
Cassandra is Hailo\'s primary storage engine for building globally distributed, resilient services. Hailo currently use it…

Hangtime
Hangtime is the first app in the world to let you see what your friends…

HasOffers
HasOffers provides unbiased attribution analytics for performance advertising. 

Health Market Science
Health Market Science (HMS) uses Cassandra for their healthcare data and analytics offerings.

HealthCare Anytime
HealthCare Anytime provides Web-based portal solutions that assist healthcare organizations in achieving meaningful use, optimized…

Healthline
Healthline Networks has two lines of business: One line of business is called Healthline.com, which…

Healthx
Healthx develops and manages online portals and applications for the healthcare market that help support…

Hobsons
Hobsons uses Cassandra to process log data as part of their educational application offerings.

Holiday Extras
Holiday Extras provides airport car parking, hotels, lounge, and other travel add-on products with a…

Houghton Mifflin Harcourt
Houghton Mifflin Harcourt is using Cassandra database to track usage and system errors.

HP
HP stores playlists, play counts, favorites, and other content relating to online music streaming from…

HubSpot
HubSpot Marketing uses Cassandra to help with their all-in-one marketing software platform.

Hulu
Hulu\'s mission is to help people find and enjoy the world\'s premium video content when,…

i2O Water
i2O Water provides intelligent solutions for water utility companies around the world, to help them…

IBM
IBM has created BlueRunner, a Browser-based email client with a Cassandra backend.

Icon Platforms
Icon Platforms is a cross-platform technology company that distributes technology across any device on any…

iGiveFirst
iGivefirst is a new platform, created to revolutionize how you support the causes you care…

IgnitionOne
IgnitionOne is a digital marketing solutions company providing world-class proprietary technology and expert services  to…

Impetus
Impetus provides Big Data Solutions and Services for multiple industries; healthcare, finance, media, telecom, manufacturing, …

Infinite Convergence
Infinite Convergence Solutions is a carrier-grade next-generation mobility technology provider.

Infor
Infor, the third largest ERP software company\'s PeopleAnswers, is a science-based talent management platform that…

Inkling
Inkling uses Cassandra to store usage patterns and activity streams for their interactive textbooks.

Instaclustr
Instaclustr provides affordable managed Cassandra cluster hosting on Amazon Web Services infrastructure.

Instagram
Instagram is a fun and quirky way to share your life with friends through a…

InStream Media
InStream Media specializes in real-time targeted marketing delivery solutions.

Integral Ad Science
Integral Ad Science is a media valuation platform that is integral to the buying and…

Intelligent Systems Group
Intelligent Systems Group (ISG) is a research group at the University of the Basque Country…

Inteluma
Inteluma is a turnkey solutions provider of intelligent lighting for commercial facilities.

InterContinental Hotels Group
IHG hotels provide more than 674,000 guest rooms globally, serving over 150 million guests each…

Internet Identity
Internet Identity makes the Internet safe through collaboration, sharing, and new solutions based on better…

Intuit
Intuit Inc. is a leading provider of business and financial management solutions for small and…

InWorldz
InWorldz is a massive-scale 3D virtual world.  It’s a very open-ended architecture where people can…

Iovation
Iovation’s a service that other customers will incorporate into their business to help detect fraud and…

Isidorey
Isidorey is the creator of Cloudsandra: a multi-tenant platform built on Brisk.

iSight Partners
iSight Partners focuses on analyzing and understanding the global threat ecosystem, to include threat sources…

Iteris
Iteris is a leader in providing intelligent information solutions to the traffic management market.

Ithaka
ITHAKA is a not-for-profit organization that helps the academic community use digital technologies to preserve…

Ixonos
Ixonos is a creative mobile solutions company that develops wireless technologies, software and solutions for…

Jaspersoft
Jaspersoft provides the most flexible, cost effective and widely deployed Business Intelligence (BI) suite in…

JBoss
JBoss, by Red Hat, is the leader in enterprise-class open source middleware. JBoss Enterprise Middleware…

Jetpac
Jetpac is big data for images; they have processed billions of images from social media,…

Jini
Jini, by Argus Labs, observes the world around you and automatically writes your story and…

Jumptap
Jumptap uses Cassandra to handle clickstream, converstion, demographic, and usage data.

Juniper Networks
Contrail Systems, a Juniper Networks company, is an Open Source network virtualization and network function…

JustSignal
justSignal uses Cassandra to store raw data objects and edges.

Kaspersky Lab
Kaspersky Labs offers antivirus and internet security software powered by Cassandra to help track all…

Keen IO
Keen IO makes powerful APIs that modern developers use to build custom and white-labeled analytics…

KISSMetrics
KISSmetrics is a powerful web analytics solution that helps you to increase customer acquisition and…

Knewton
Knewton is the world\'s leading adaptive learning company. Knewton partners with pioneering learning companies, publishers,…

Krux
Krux uses their cloud-based data management platform to help web operators protect, manage, and monetize…

Kwarter
Kwarter provides the first mobile gamification platform for live TV. Their API uses Apache Cassandra…

Kweo
Kweo's goal is bring enterprise user engagement features to everyone.

La Poste
La Poste is the mail deliver service of France, using Cassandra to maintain and monitor…

Lacuna Systems
Lacuna Systems uses Cassandra to store time series performance metrics from Application Delivery Controllers.

Lease Eagle
Lease Eagle uses Cassandra in RAZEReports™, a customisable reporting engine that flattens hierarchical data structures, allowing…

LeaseWeb
LeaseWeb provides a portfolio of hosted infrastructure solutions all backed by a first-class worldwide network…

Libon
Libon is a mobile service designed to improve the communication we have with the people…

Librato
Librato is using Cassandra for their infrastructure SaaS offeringLibrato is using Cassandra for their infrastructure…

Life360
Life360 is a free smartphone app that helps families stay in sync throughout their busy…

LifeStreet Media
LifeStreet Media is a leader in global in-app advertising for Facebook, Apple (iOS) and Android…

Lightt
Lightt is a visual timeline service that allows you to capture moments on your mobile…

Lingotek
Lingotek, the translation network, helps your business access new markets and customers by providing Inside…

Liquid Web
Liquid Web is a leader in the professional web hosting market with an unwavering dedication…

Lithium
Lithium helps companies connect with their most passionate customers by enabling companies to listen and respond to…

Live Office
LiveOffice is using Lucandra/Solandra for text indexing in CassandraLiveOffice is using Lucandra/Solandra for text indexing…

LivePerson
LivePerson uses Cassandra with the LiveEngagePlatform for online activity data capture, behavioral analysis, and audience segmentation.

Lohika
Lohika provides premium software engineering services to leading technology companies. 

LoopLogic
LoopLogic allows businesses, big and small, to cost-effectively and securely mix and share online presentations…

Lucid
Lucid is a pioneer in the concept of bringing real-time energy and water use feedback…

Mahalo
Mahalo uses Cassandra to record user activity logs and topics for questions and answers.

Marked Up
Marked Up uses Cassandra to power their desktop app analytics engine to provide developers with…

MartiniMedia
We decided to go with Cassandra for these reasons: fast writes, P2P architecture (No Master/Slave)…

Mass Relevance
With the Mass Relevance Platform, you can source any social conversation or interaction that is…

Mate1.com
Mate1 is using Cassandra for their online dating website.

MediaCrossing
MediaCrossing is an independent digital media trading firm that operates a managed service platform that…

Medialets
Medialets uses Cassandra to process 100?s of 1000s of simultaneous requests per second for over…

Medidata Solutions
Medidata is committed to providing clinical research organizations with the most advanced tools for planning…

Medio
Medio gives companies comprehensive, predictive analytics products to gain deep understandings of their customers to…

MedProcure
MedProcure uses Cassandra to help provide software solutions for ordering and tacking medical supplies.

Melt
Melt is a Brazilian demand-side platform company established with the aim of revolutionizing the market…

Memeni
Memeni is a place to spark meaningful conversations and take action. It\'s about bringing together…

Metabroadcast
MetaBroadcast uses Cassandra for storing and accessing metadata in the 4.0 version of Atlas, the global…

Microsoft MetricsHub
MetricsHub uses Cassandra for recording time series information (e.g. metrics) as well as special events…

Midokura
Midokura\\\\\\\'s Midonet, a network virtualization solution closely integrated with Openstack, uses Cassandra to power their…

Mind Candy
Mind Candy is one of the world\'s fastest growing social online gaming companies and the…

Mirantis
Mirantis is the number one pure-play OpenStack Company. They deliver all the technology, integration, training…

Mnubo
Mnubo is the machine cloud, their SaaS-based solution consists of a comprehensive Internet-of-Things application platform.

Mollom
Mollum uses Cassandra to track reputations from IP data.

Monitis
Monitis provides Cassandra systems monitoring.

Monty Program
Monty Program is a center of engineering excellence for MariaDB, the Aria storage engine, MySQL®, and other associated…

Moodyo
Moodyo is a Social Shopping network allowing to shop for products that best fit your…

Morningstar
• Morningstar uses Cassandra as a big data security aggregator from multiple sources using Morningstar…

Movile
With over 20 million users, Movile.com leverages Cassandra for their subscription management services.

Moz
Moz uses Cassandra to store metadata and materialized views for their Crawl Service, which currently…

Mulesoft
MuleSoft provides the most widely used integration platform for connecting SaaS and enterprise applications in…

MyDrive Solutions
MyDrive Solutions were the first UK telematics provider to record driver behavioural data on a…

Nanigans
Nanigans is pioneering the next evolution in media buying with its predictive lifetime value platform…

Napshare
Napshare uses Cassandra as the primary data store for their social bookmarking service.

NASA
NASA is a United States government agency that is responsible for science and technology related…

NativeX
Formerly W3i, NativeX is reimagining the business of apps. NativeX is the marketing technology platform that…

NAVTEQ
NAVTEQ uses Cassandra for storing user profiles, demographic information.

Nearbuy
Nearbuy provides analytics to brick and mortar stores using Cassandra.

NetSeer
NetSeer, the creator of Concept targeting, provides ad solutions for advertisers and publishers driven by…

Neustar
Neustar is a provider of real-time information and analysis to the Internet, telecommunications, entertainment and marketing…

Newegg
Newegg is the second-largest online-only retailer in the United States with more than 12 million…

News360
News360 is a smart and elegant app that learns what you like and brings you stories…

NewsWhip
NewsWhip analyzes human engagement through social media with millions of news stories, videos and other content,…

Nexgate
Nexgate provides cloud-based brand protection and compliance for enterprise social media accounts. Using Cassandra to store…

Next Big Sound
Next Big Sound uses Cassandra to keep track of the listening, discovery, and purchase decisions…

Nextag
Nextag is using Cassandra for their traffic acquisition platform.

ngmoco
ngmoco stores user information (username, password, email) and gaming achievements (high scores, trophies) in Cassandra.

Nice To Web You
Nice To Web You currently uses Apache Cassandra for storing their big data. They build…

NREL
At the National Renewable Energy Laboratory (NREL), we focus on creative answers to today\\\'s energy…

nScaled
nScaled uses Cassandra to as a backbone for Cloud Archived File System hosted in their…

nToklo
nToklo is a scalable platform, running on Cassandra and Hadoop, that provides data analytics, personalised…

Nutanix
Nutanix is the recognized leader in the fast-growing Virtual Computing Platform market and using Cassandra…

NYSE Technologies
NYSE Technologies provides comprehensive transaction, data and infrastructure services and managed solutions for buy-side, sell-side…

Odnoklassniki
Odnoklassniki uses Cassandra as their primary storage for of all Like! buttons, picture voting marks,…

Onesite
Cassandra is in use at Onesite to help run their website platform services.

Onespot
Onespot is running Cassandra to help with their link recommendation services.

Onesto
Onesto is a design and IT consulting company with a goal to make information technology…

Onlive
OnLive is building the future of cloud computing, making it possible to run desktop applications remotely…

OnSIP
OnSIP is a business phone service with better features, flexibility, and cost than traditional phone…

Ooyala
Ooyala built a scalable, flexible, real-time analytics engine using Cassandra.

Ooyala
Ooyala built a scalable, flexible, real-time analytics engine using Cassandra.

Open Systems International
OSI is the leading supplier of open automation software and solutions for real-time management and…

OpenAdExchange
OpenAdExchange uses Cassandra for search-based advertising.

OpenMarket
OpenMarket helps enterprises use mobile to transform their business by providing mobile engagement solutions for…

OpenNMS
The OpenNMS platform is an award-winning, enterprise-grade network management application platform built on a true…

OpenSource Connections
OpenSource Connections, LLC is a service disabled veteran owned small business focusing on software development…

OpenTracker
Opentracker uses Cassandra to store data collected by their web and app analytic solutions.  Cassandra enables…

OpenWave
Cassandra acts as a distributed database and serves as a distributed storage mechanism for Openwave’s…

OpenX
OpenX is running over 130 nodes on Cassandra for their OpenX Enterprise product to store and replicate…

Opsmatic
Opsmatic builds tools to free ops teams from time-consuming mundane tasks so they can play…

Orange
Orange is one of the world's leading telecommunication operators.

Other Inbox
Other Inbox uses Ruby and Cassandra for their QA system.

Outbrain
Outbrain uses 20 algorithms to serve recommendations on more than 0.5 Billion page views/month.

Pace
PACE provides software publishers and distributors with easy to use high quality solutions for anti-piracy…

Paddy Power
Paddy Power is a betting company leveraging Cassandra to power their mobile application to provide…

Page2RSS
Page2RSS is a service that uses Cassandra to helps monitor web sites that do not…

Palantir
Palantir uses Cassandra in their platforms for integrating, visualizing, and analyzing the world’s information.

Pantheon
Pantheon manages the DNS/Cassandra layer to maintain full availability (read and write) during deployments and…

Paper.li
Paper.li is a content curation service enabling people to publish newspapers based on topics they like…

PAPERKUT Paperless Receipts
PAPERKUT Paperless Receipts is a white-label paperless receipt platform which aggregates receipts by connecting with high…

Parse - A Division of Facebook
Parse started out as a platform that focused on providing tools for a lot of…

Parseix
Parseix is an innovative, streamlined, cloud-based monitoring solution for IBM WebSphere® MQ that uses Cassandra to…

PBS Kids
PBS Kids is using Cassandra for educational purposes on PBSKIDS.org.

PCPhase
PCPhase uses Cassandra to run a large mobile web site.  PCPhase is one of the…

PDF Solutions
PDF Solutions is the leading provider of yield improvement technologies and services for the IC manufacturing…

Pearson
Pearson is the world\'s leading education company with an online platform to help educate millions of…

Peloton
Peloton is changing the way people get fit by delivering live-streaming instructional content to the…

Pentaho
Pentaho is an open-source provider of reporting, analysis, dashboard, data mining and workflow capabilities.

PeopleBrowser
Peoplebrowsr uses Cassandra to help store Social Media Data.

Perfect World
Perfect World Entertainment uses Cassandra to store players’ rolling action and achievement data with user…

Peter-Service
Peter Service, a leading billing company in Russia, specializes in developing billing systems and CRM…

Ping Identity
Ping Identity\'s purpose is to enable and protect identity, defend privacy and secure the Internet. Ping…

Ping4
Ping4 provides ping4alerts!, a game-changing medium that enables their customers to deliver real-time location-based multimedia alerts…

Pitney Bowes
Pitney Bowes is developing a Cloud-based application using Cassandra.

Pivotal
Pivotal helps enterprises modernize with a comprehensive portfolio of products spanning Apps, Data & Analytics…

PK Online
PK Online manages mulitplatform solutions for distributing and monetizing rich content through subscriptions and advertising.

Platform46
Platform46 built an on-premise enterprise appliance which provides twitter-like, “open-follower”, short messaging services for internal…

Plaxo
Plaxo uses Cassandra to store contact information.  To give you a sense of the scale…

Polyvore
Polyvore is a web-based application for mixing and matching products from any online store that…

Portugal Telecom
Portugal Telecom is the largest telecommunications service provider in Portugal using Cassandra to help their…

Press+
Press+ uses Cassandra to help run their e-commerce solutions.

Pressjack
Pressjack is a content aggregation and responsive magazine software tool. It converts digital content into a magazine…

Priceline
Priceline.com helps users obtain discount rates for travel-related purchases such as airline tickets and hotel…

Pring
Pring is Pakistan’s fastest growing social network that lets you connect instantly with others from…

Project EPIC
Project EPIC is a multi-disciplinary, multi-university, multi-lingual research effort to support the information needs by…

Proofpoint
Proofpoint provides cloud-based solutions for threat protection, compliance, governance, and secure communication.  It uses Cassandra to…

PROS
PROS is a Big Data software company. The Big Data science and the prescriptive analytics in their…

ProtectWise
ProtectWise is a early stage software company specializing in the cloud and enterprise security using Cassandra…

Pulsar
Pulsar TRAC is the only platform that allows you to combine keywords, audience and content…

Qafe
QAFE stands for “Qualogy Application Framework for the Enterprise”. QAFE allows you to recycle legacy…

Qualogy
Qualogy works with proven technology, solid partners and highly qualified consultants who dedicate their qualities…

Qualtera
Qualtera offers the next generation of industrial big-data analytics platforms for integration, storage, visualization and…

Quandl
Quandl is a search engine for numerical data. The platform offers access to millions of…

Quantcast
Quantcast provides free measurement of audience demographics and delivers real-time advertising.

QuantiFind
Quantifind uses Cassandra to help store data analytics.

Quova
Quova is using Cassandra in the production of their geolocation data.

Rackspace
Rackspace delivers enterprise-class hybrid cloud infrastructures to businesses of all sizes and kinds around the world.…

Rakuten
Rakuten uses Cassandra to store user data, item information, and reviews for Japan’s largest Global…

Rally Software
Rally Software uses Cassandra to handle web sessions across multiple nodes.

Raptr
Raptr is the leading community for gamers, with more than 20 million users. Gamers use…

RAZORLabs
RAZORlabs uses Cassandra through a custom made API based on Hector and Java.  At RAZORlabs,…

ReachLocal
ReachLocal provides Online Marketing for local businesses.

Real Networks
Real Networks used Cassandra to improve availability and performance while reducing costs to provide digital…

Recruiting.com
Recruiting.com provides next generation software and technology to help organizations succeed by recruiting and hiring the…

Red 5 Studios
Red 5 Studios is the developer of FireFall, a Free-to-Play massively multiplayer skill-based shooter.

Red Brick Media1
RBM provides an industry-leading platform for the installation of Windows-based PC software. It’s through this…

Reddit
Reddit, the \"Front Page of the Internet\" uses Cassandra to manage user history and vote…

Referentia
Referentia uses Cassandra in their network management product to capture time-series data.

RelateIQ
RelateIQ has rethought relationship management by automating, simplifying, and deepening the way people engage with…

Relay42
Relay42 is a tag and data management platform providing marketers a platform to integrate third-party…

Reltio
Reltio applications allow business users to understand markets, drive revenue opportunities and reduce risk exposure…

Resultly
Resultly is a website and mobile app for streaming results. Resultly allows you to follow…

Retailigence
Retailigence is a hyperlocal marketing platform that utilizes brick-and-mortar inventory data obtained directly from retailers…

Retickr
Retickr pulls in news from the Internet and presents it to end users in a…

Rhapsody
Rhapsody uses Cassandra to handle very large scale data, such as users profile and play…

RightScale
RightScale is a cloud management solution that uses Cassandra both for its internal operations as well…

Riptide IO
Riptide IO is a software development and systems integration company specializing in Enterprise Device and Energy…

RockMelt
RockMelt uses Cassandra for almost all of their persistent data needs in their Web Browser…

RockYou
RockYou uses Cassandra to record every single click for 50 million Monthly Active Users in real-time for…

Ruckus Wireless
Ruckus Wireless is using Cassandra in their next generation wireless product.

S1mbi0se
S1mbi0se is a big data company focusing on collecting, processing and extracting insights from huge…

Sabre
Sabre creates innovative technologies used by more than a billion people around the world to…

Safeway
Safeway is the second largest supermarket chain in North America.

Sandisk
SanDisk helps companies and consumers capture, share, preserve and access that content from the data…

SBR Forum
SBR Forum offers a sports betting odds platform which aggregates statistics and betting odds to…

SBR Net
SBRnet.com provides actionable data related to sport venues, sponsorship, participant and spectator demographics.

Scale Unlimited
Scale Unlimited uses Cassandra for a number of custom data processing solutions built for clients,…

Scandit
Scandit provides mobile app developers with a very fast and user-friendly Barcode Scanner. 

Scoop.it
Scoop.it uses Cassandra for monitoring live analytics as well as archiving that data: time series data…

Screen9
Screen9 is a platform for publishing videos online.  Providing the full set of features in…

SeaChange
Seachange enables transformative multi-screen video services through an open, cloud-based, intelligent software platform trusted by cable, IPTV…

SecondSync
SecondSync analyzes social media conversations around TV broadcasts to provide audience insights that can be used…

See.Me
See.Me is a community of artists, musicians, photographers, designers and creative enthusiasts who are collaborating, connecting…

SeeMoto
SeeMoto enhances information management and efficiency of enterprises, that operate with moving assets, fleet, and…

Sensorly
Sensorly is a free, crowdsourced coverage mapping service for wireless networks, available for all to…

SessionM
SessionM’s mobile advertising platform ignites deeper engagement with mobile content and advertising.

Seven
SEVEN Networks uses Cassandra in their consumer oriented mobile applications that contain rich internet media.

Sevocity
Sevocity empowers physician practices and health centers to embrace electronic health records by delivering an affordable,…

Shareablee
Shareablee offers the Social Loyalty Platform, a business intelligence dashboard that allows you tap into…

ShareThis
ShareThis is the company for those wanting to make the world more connected, trusted and…

Shazam
Shazam uses Cassandra cluster to power their recommendations system.

Shift
Shift is a platform that is tailored for marketers. It enables them to communicate across…

SHODAN
SHODAN is a search engine that lets you find specific computers (routers, servers, etc.) using…

ShopSavvy
ShopSavvy uses Cassandra in their Big Data solution for real-time social product data, ProductCloud.  ProductCloud…

Shore
Shore is a modular web platform to create contextual and interactive branded social spaces, extract…

Simple Energy
Simple Energy leverages energy data analytics, individualized messaging, and leading behavioral science to motivate customers…

SimpleGEO
Built a scalable GeoSpacial database on top of Cassandra.

SimpleReach
SimpleReach tracks every social action on each piece of published content to deliver detailed insights and…

Singlewire Software
Singlewire Software develops and supports innovative IP-based voice applications centered around secure, fast, and reliable…

SiQueries
SiQueries provides SaaS for data analysis and visualization for small to medium sized companies. SiQueries…

Sirca
Sirca is a leading provider of financial data and eResearch services to universities, regulators and…

SITA
SITA is the world\'s leading specialist in air transport communications and IT working closely with…

SiteVision
SiteVision is a content management solutions provider to businesses and institutions. 

SKB Kontur
SKB Kontur has been simplifying business accounting in Russia since 1988. They use Cassandra in…

Skillpages
SkillPages is the world\'s largest search engine for finding people with skills and expertise. Skillpages…

Sky
Sky is a valued part of everyday life in over 11 million homes by offering…

SmartPoliTech
SmartPoliTech is a University of Extremadura project with the goal of turning the school into…

Smeet
Smeet uses Cassandra to help run their Flash virtual world (Rooms, Avatars, Chat, Games, etc.).

SMX
SMX is New Zealand’s leading cloud-based email hosting and security service. Cassandra allows SMX to store…

Social Artisan
We have developed innovative technologies to improve and value media coverage across news, blogs and…

SocialFlow
SocialFlow uses Cassandra to capture real-time data from Twitter and Bit.ly to help publishers, retailers,…

SocialParent
SocialParent is a life-enriching tool that helps modern families filter through the noise of other…

Software Projects Inc.
Software Projects uses 20 Cassandra nodes across 3 datacenters to power the eCommerce platform for…

Sonico
Sonico uses Cassandra to help power South America’s largest social network

Sony Entertainment Network
Sony Entertainment Network International is the premier provider of digital entertainment. Through the Sony Entertainment Network…

SoundCloud
  SoundCloud is an online audio distribution platform which allows musicians to collaborate, promote and…

Source Ninja
SourceNinja uses Cassandra and DataStax Enterprise to help monitor and track all open source software…

SpazioDati
SpazioDati is an Italian startup that helps organizations exploit the value of their data by…

Spidertracks
Spidertracks uses Cassandra as part of their safety system to provide the reliability they require…

Splunk
Splunk indexes and makes searchable data from any app, server or network device in real time…

Spotify
\"We looked at few big data solutions and Cassandra was the one that sounded like…

SpotRight
SpotRight's GraphMassive product is the largest multi-network consumer social graph for data-driven and brand marketers.…

SpotXchange
SpotXchange is the largest global marketplace of video ad inventory reaching 200 million unique visitors…

Spredfast
Spredfast is using large EC2 Cassandra instances to help run their Social CRM.

Springer
Springer is a leading global scientific, technical and medical publisher, providing researchers in academia, scientific…

Springfuse
Springfuse is a free online service offering Celerio, a professional code generator for Java developed by…

Springpad
Everything that you save (notes, bookmarks, movies, notebooks) is replicated three times, to three different…

Sprout Social
Sprout Social is a social media management tool created to help businesses grow their social…

Sproutling
Sproutling grows your parent IQ through tools that seamlessly fit your life, and provide real-time,…

Squidoo
Squidoo is using Cassandra for a gaming-overlay to award points for milestones, leveling up, awarding…

Stackdriver
Full-stack intelligent monitoring of infrastructure, system and apps running in Amazon Web Services and Rackspace…

StartApp
StartApp is a monetization and distribution platform focusing on mobile applications.

Stayfilm
Stayfilm is an automatic online film maker that transforms pictures and video into films with…

Stipple
Stipple is an Internet technology company that provides a platform that allows the tagging of…

Stormpath
Stormpath is the first easy and secure user management and authentication service for developers.  Our…

Stratio
Stratio helps companies turn their Business Intelligence into real and actionable insights.

Strmur
Strmur is a social network that basically allows you to find, share and aggregate web…

Struq
Struq is the leading ad personalization advertising platform. Struq enables e-commerce businesses to increase their…

Sumo Logic
Sumo Logic is the next-generation machine data analytics company that leverages Big Data for real-time…

Suncorp
The Suncorp Group has leading general insurance, banking, life insurance, superannuation and investment brands in…

Surespot
Surespot is a mobile messaging app providing encryption for everyone. Surespot uses Apache Cassandra to…

Svenska Spel
Svenska Spel is a state-owned company operating in the regulated gambling market in Sweden.

SwiftKey
SwiftKey for Android replaces your device’s on-screen keyboard to help you type in an easier,…

Symantec
Using Cassandra on Symantec\'s PGP product line, in order to serve the needs of the…

Synapse
Synapse works with the world\'s leading companies to create products and experiences that change the…

Synchronoss
Synchronoss is the mobile innovation leader that provides personal cloud solutions and software-based activation for…

Taboola
Taboola is the world\'s leading content distribution and discovery platform, serving daily recommendations to over…

Talentica
Talentica helps technology companies transform their ideas into successful products.

Talkbits
Talkbits is a mobile application whose goal is to connect people and explore the world…

Tapulous
Tapulous uses Cassandra to support their Mobile Social Apps.

Teads
Teads uses Cassandra to connect advertisers and publishers with its video marketplace to view the…

TeamFocus
TeamFocus enables increasingly remote workforces to track the status of tasks and work assignments for…

Telefonica
Telefónica is one of the world leaders integrated operator in the telecommunication sector, providing communication,…

Tellybug
Tellybug uses Cassandra in the Tellybug platform which powers apps for tops shows like The…

Tendril
Tendril is changing the way the world uses energy with its groundbreaking consumer engagement applications…

The Echo Nest
The Echo Nest is the world’s leading music intelligence company. The Echo Nest provides the…

The Find
The Find is using Cassandra for user session data for 15 million+ sessions a month…

The Frontside
The Frontside has been crafting outstanding experiences in software since 2005. With an emphasis on…

The Globe and Mail
The Globe and Mail offers the most authoritative news in Canada, featuring national and international news.

The Link Builders
The Link Builders provide professional SEO and Online Reputation Management services to businesses, agencies, resellers,…

The New York Times
The New York Times is the premier news organization, with a worldwide presence. Their latest…

The Weather Channel
The Weather Channel is the number one source for weather on all platforms: TV, web, mobile,…

ThingLink
ThingLink is a Finnish-American provider of in-image interaction tools. ThingLink enables adding interactive tags to…

Third Iris
Third Iris Corp is the international licensor of the VIAAS video intelligence system a cloud based…

Thomson Reuters
Thomson Reuters is the world’s leading source of intelligent information for businesses and professionals.  …

Tilde
Tilde works with entrepreneurs and established brands to take ideas from concept to market. They…

Tink
Tink is a mobile application to track your income, how much money you made off with…

TinyCo
TinyCo is a mobile gaming powerhouse responsible for app store chart-toppers like Tiny Monsters, Tiny…

Trapit
Trapit is a content curation service for marketers and media companies. Our tools enable our…

Travelocity
Travelocity is an online travel agency  to help book travel for less. 

Trendwise Analytics
Trendwise Analytics specializes in Big Data solutions for fraud detection, television measurements, 360 degree customer…

Tricast
Tricast is a partner for managing pharmacy benefits risk, by using next-generation software applications to…

Triple Point Technology
TPT is the leading global provider of in-cloud and on-premise Commodity Management software that delivers advanced…

Trivadis
Trivadis is a leading provider of IT consultancy, system integration, solution engineering and IT services,…

Trueffect
Trueffect is the First-Party Media and Measurement Platform for large performance advertisers. 

Tuplejump
Tuplejump provides a data mining and analysis platform powered by Cassandra.

Tutao
Tutao is developing Tutanota, the world's first secure mail application for communicating securely with anyone.…

Twenga
Twenga is the most comprehensive shopping search engine, comprised of 200,000 online shops and 300 million…

Twimpact
Twimpact uses Cassandra as it’s main database and for Twitter analysis.

TwitPic
TwitPic is the easiest way to upload pictures to Twitter.

Twitter
Twitter\'s geo and research teams use Cassandra to store the results of data mining done…

UbiEst
UbiEst is the Italian leading provider of location based services. UbiEst uses Cassandra as a data…

Ubisoft
Ubisoft is a leading video game publisher creating hits including Assassin\'s Creed, Tom Clancy\'s Ghost…

Ultravisual
Ultravisual is a beautiful visual publishing tool that lets you create, curate and share collections…

UNBXD
Unbxd SmartEngage platform helps streamline the path between user intent and product context enabling users to…

Urban Airship
Urban Airship uses Cassandra on their backend for device check-ins and transactions (send push, check…

V2i
V2i is a design and experimental testing company specializing in the field of structural dynamics.…

ValueClick
ValueClick provides internet advertising solutions for publishers of web sites and online advertisers, focusing on…

Vast
Vast is the leading provider of big data for big purchases,  providing millions of used car,…

Veespo
Veespo uses Cassandra to collect structured and rapid opinions on any topic and at massive…

Veezio
Veezio is a fully automatic video analysis and indexing platform that is based on the…

VerticalScope
VerticalScope uses Cassandra to power their in-house analytics and business intelligence platform.

ViaSat
ViaSat is a communication company that provides equipment and services for American military and commercial…

Videoplaza
Videoplaza powers the video advertising businesses of broadcasters, publishers and ad networks, enabling IP-delivered video…

VigLink
Viglink is using Cassandra to help process a few million clicks a day and a…

Visual DNA
Visual DNA has a 16 node Cassandra cluster storing 110m users plus a 5 node…

VNG Corporation
VNG Corporation uses Cassandra as a service backend to store feeds, comments, photo details and…

Volly
Access your mail from anywhere, even on the go. With one password, you can now…

Vonjour
Vonjour is the free cloud based business phone solution, video conferencing solution, and mobile application…

Vtex
Vtex is using Cassandra to collect behavior data from its users in order to provide…

W2O Group
W2O Group is an independent network of complementary marketing, communications, research, and development firms focused…

Wajam
Wajam is a social search engine that lets users get recommendations from content shared on…

Walmart
Walmart serves customers and members more than 200 million times per week at over 10,000…

Wayin
Wayin provides elegant tools to help customers easily integrate social media onto their own assets…

Webcollage
Webcollage helps over 1,000 manufacturers publish stunning product descriptions and beautiful product tours in real-time on…

WeR
WeR uses Cassandra as the backend for their social games.

Where
Where’s local search and recommendation service uses Cassandra.

Whisk
Whisk creates smart grocery lists from recipes, helping you buy ingredients easily and use them…

Whisper
Whisper is an anonymous social network that connects people through shared experiences.

Widespace
Widespace is a premium mobile ad network for monetizing mobile apps and sites. Mobile advertising…

Wiggle
Wiggle is a UK based ecommerce site dedicated to sporting goods and cycling events using…

Wildfire
Wildfire’s Social Marketing Suite is running on Cassandra.

Williams-Sonoma
Williams-Sonoma is a multi-channel specialty retailer of products for the home. The direct-to-customer segment of…

Wize Commerce
Wize Commerce specializes in acquiring and engaging customers, bringing them to robust comparison shopping sites…

Workware Systems
Workware Systems uses Apache Cassanda in their Adaptive Case Management application, WorkwareOne™.

WSO2
WSO2 Platform can use Cassandra as part of a data solution.  Provides Cassandra as a…

Wupa
Wupa uses Cassandra to power a multi-website/customer content management system.

Xceed Technologies
Xceed Technologies is the global leader in wireless network optimization and rules-based performance management solutions…

Xebia
Xebia is an international IT consultancy organization where craftsmanship and knowledge management are the key…

Xobni
At Xobni, Cassandra is used as the Data Storage Layer for Xobni Cloud, cloud-based service…

Yakaz
Yakaz uses Cassandra to store millions of images as well as its social data. It is…

Yameveo
Yameveo is a Barcelona based consultancy speacilizing in e-commerce, system administration, and design. 

Yunio
Yunio offers personal cloud storage and computing services.

ZangBeZang
ZangBeZang offers a marketing platform that empowers mobile operators to gain an enriched, personalised relationship…

Zeebox
Zeebox is a free app that\'s with you on your laptop, iPhone, iPad, Android or…

Zemanta
Zemanta uses Cassandra for storing profile data and for live analytics.

Zimp
Zimp is a company providing advertising services, dedicated totally to the housing market.

Zipwhip
Zipwhip's cloud texting lets you send and receive text messages from any internet- connected device…

ZipZapPlay
ZipZapPlay uses Cassandra to run their Facebook game applications.

Zoemob
ZoeMob is a mobile service based on smartphones and tablets using Cassandra to process between…

Zoho
Zoho offers a comprehensive suite of award-winning online business, productivity & collaboration applications. Cassandra is…

Zonar Systems
Zonar provides electronic fleet inspection, tracking and operations solutions for public and private fleets. Zonar uses…

ZoneFox
ZoneFox helps customers protect their reputation, sales revenue, and competitive advantage by providing the next…

ZoomInfo
ZoomInfo uses Cassandra to store hundreds of millions of B2B ZoomInfo profiles that are stored…

Zoosk
Zoosk is a romantic social network with an online dating service that integrates with other…

Zoral Labs
Zoral Labs is a software research and development company specializing in advanced software fields such as…

Zscaler
Zscaler is transforming enterprise security with the world’s largest Security Cloud securing over 12 million users…