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…

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

3D Issue
3D Issue is a content aggregation and responsive magazine software tool. It converts digital content into a…

46 Labs
46 Labs is a software company focused exclusively on migrating telecoms to the cloud. < span><…

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

ABC Arbitrage
ABC Arbitrage is a finance company specialized in automated trading, and uses Cassandra for multiple…

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,…

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…

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

Adstage
AdStage is an all-in-one online advertising platform to manage Google, Bing, Facebook & LinkedIn ad…

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.

Agoda
Agoda.com is the largest and fastest growing online hotel booking platform in Asia.

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…

Alcatel-Lucent
ALU migrated to Apache Cassandra from Oracle for increased throughput and cost effective scale.

Algar Telecom
Brazil's Algar Telecom uses Cassandra as the backbone to their Coreo platform, helping developers build…

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,…

Amplience
Amplience is a SaaS-based platform enabling non-technical marketing teams to produce digital campaign and product…

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,…

Apex
Apex Supply Chain Technologies provides lean, automated, cost-saving point-of-use dispensing solutions worldwide. Apex systems backed…

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 implements the Google App Engine APIs using open source components, such as Cassandra, to…

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

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,…

AT-Consulting
AT-Consulting is a Russian consultancy services for telecommunications, health and banking sectors. They've used Cassandra…

Atigeo
Atigeo is a technology company operating an intelligent big data platform, helps companies discover unforeseen…

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. <…

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…

Bad Juju Games
Bad Juju Games technology suite provides video game developers like Tekken and Call of Duty…

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…

Beamly
Beamly helps you discover, connect, share and interact – all live as you watch TV.…

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…

Bitstrips
Bitstrips is a personal cartoon; letting you turn yourself and your friends into characters, to…

BlaBlaCar
BlaBlaCar connects drivers who have empty seats with people looking for a ride through the…

BlackBerry
BlackBerry's Project Ion, an Internet of Things backend system for developers, is powered by the…

BloomReach
BloomReach drives revenue by consuming web wide and site data to interpret consumer demand and…

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

Booshaka
Booshaka is a mobile audience management platform helping marketers optimize consumer engagement and revenue.

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…

BrainSINS
BrainSINS brings personalization and recommendations to eCommerce stores using Apache Cassandra to track all user…

Brandseye
BrandsEye is an online monitoring and insights tool used by brands and individuals to track…

BrightGauge
BrightGauge uses Cassandra as part of their backend database solutions to bring managed service providers…

British Gas
British Gas uses Cassandra with Spark for monitoring and analytics of their connected homes platform;…

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…

Bux
BUX is a mobile app that makes the big-bucks world of stock trading accessible to…

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.

Call of Duty
One of the leading gaming franchises with over 100 million players worldwide, Call of Duty…

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
Canonical, the producers of Ubuntu, use Cassandra as the foundation for their error reporting system in…

Captora
Captora delivers breakthrough Inbound Marketing Acceleration software, using Cassandra for logging click-stream data.

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

CareerBuilder
CareerBuilder's online career site is the largest in the United States with more than 24…

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

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…

Chronopost
Chronopost International provides express shipping and delivery service both in France and internationally.

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…

CivicScience
CivicScience powers the world's opinions with intelligent polling site and polling application solutions. CivicScience tracks…

Clear Capital
Clear Capital serves the mortgage and lending industries, offering clients intelligent valuation solutions for properties…

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

Clearpool Group
Clearpool Group stores market and trade data in Apache Cassandra.

Clearpool Group
Clearpool Group, a trading software and execution innovator for an evolving equity market microstructure and…

CloudHealth
CloudHealth Technologies is a SaaS-based software developer offering business performance management software for the cloud.

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

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…

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…

Coursera
Coursera partners with universities worldwide to offer free massive open online courses to over 7…

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

Credit Suisse
Credit Suisse utilizes Apache Cassandra's resiliency for the global financial services company's risk management systems…

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…

Cubie
Cubie is a free mobile messaging app that allows users to create and share images,…

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

Cvent
Cvent provides online software for Event Management, Web Surveys, & Email Marketing as well as…

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

CyberAgent
CyberAgnet operates “Ameba,” one of leading Internet media companies in Japan. Ameba's Smart Phone Platform…

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

Datalogix
Datalogix is the industry-recognized leader at connecting digital media and offline purchasing data.

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

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.

Demonware
DemonWare, a subsidiary of Activision Blizzard, counts on Apache Cassandra for a number of solutions,…

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

Desire2Learn
Desire2Learn is an integrated learning platform providing learning solutions to over 8 million students.

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

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. <…

Enflick
Enflick's TextNow, the top free texting and calling service, uses Apache Cassandra as a scalable…

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…

EverTrue
EverTrue is a SaaS mobile solutions provider enabling institutional advancement using institutional knowledge and insight…

Execom
Execom is a software engineering company providing design, development, testing and maintenance of custom made…

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

Exosite
Exosite creates software products to enable remote device management for the Internet of Things.

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

Experty
Experty is one of the leading European online specialist shops, managing over 200 online stores.

EyeEm
EyeEm is a place for photographers of all abilities to share, interact, and learn more…

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…

Family Search
FamilySearch hosts a collaborative family tree with over a billion editable records. The tree currently…

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

Fanzo
Fanzo is where fans rule; using Apache Cassandra to curate and rate social sports news…

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

Fast Company
Fast Company covers business and innovation online and in a monthly print magazine. Their web…

FedEx
FedEx is a leading shipping, logistics, and supply chain management company.

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 online marketplace.

First American
First American Financial deploys Cassandra in Microsoft Azure with a goal of storing 18 billion…

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…

FullStory
FullStory lets product and support teams easily understand everything about the customer experience by recording…

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…

Gild
Gild provides tech recruiting solutions that harness the power of data to liberate hiring teams…

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…

Globo
Globo.com, the Internet arm of Grupo Globo the largest media conglomerate in Latin America, DVR…

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.< span>< p>

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

Gold Cleats
GoldCleats is a communication, development and recruitment platform built by and for football players worldwide.

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.

GrabTaxi
GrabTaxi is an automated location based smartphone booking and dispatch platform that aims to revolutionize…

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+…

GumGum
GumGum delivers digital advertising inline with images and content, creating high engagement for brands and…

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…

Hotels.com
Hotels.com uses Apache Cassandra and Hadoop to help manage their over 325,000 hotels in approximately…

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…

iland
iland, the leading cloud computing company, leverages Apache Cassandra's multi-datacenter replication to power their consumer…

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

Incroud
Incroud is a social media-based multi-media platform that helps discover, share and buy entertainment, merchandise…

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…

ING Group
ING, a multinational banking and financial services corporation, is developing with Apache Cassandra to improve…

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.

Interana
Interana is the fast and scalable event-based analytics solution to answer critical business questions about…

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…

Jetlore
Jetlore uses Apache Cassandra to help their automated marketing solution for personalized real-time content in…

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…

Kenshoo
Kenshoo is a global software company that engineers cloud-based digital marketing solutions and predictive media…

Ketnet
Belgium public television kid's channel, Ketnet, uses Apache Cassandra for their website's interactive social section.

Kik
Kik is the first smartphone messenger with a built-in browser, Kik Messenger lets you talk…

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.< span>< p>

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.

LDR Interactive
LDR Interactive is a global leader in innovative interactive broadcast technology. With interactive audience platforms…

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…

LineMetrics
LineMetrics uses Apache Cassandra as a time series database to collect industrial machine data.

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…

Livefyre
Livefyre helps companies engage with users with the help of Cassandra, in real time, through…

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

Load Impact
Load Impact helps you write code that scales with automated and on-demand performance testing for…

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

Lookout
Lookout is a cybersecurity company that predicts and stops mobile attacks before harm is done…

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…

Lumi
Lumi allows you to record the web pages you visit to let Lumi know what…

Lytics
Lytics uses Cassandra to create holistic customer profiles by collecting and analyzing data, and then…

Macy's
Macy's migrated from a RDBMs to Apache Cassandra to help connect the store and online…

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

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

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
Microsoft's Azure uses Cassandra for recording time series information (e.g. metrics) as well as special…

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…

Mint Bills
Mint Bills, an Intuit company, helps you proactively stay on top of your bills and…

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…

Moogsoft
Moogsoft offers service assurance solutions for cloud and service delivery infrastructures.

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

Movile
Movile is the industry leader for development of mobile content and commerce platforms in Latin…

Movio
Movio solution provides marketing analytics and targeted campaigns for the cinema industry. Movio uses Apache…

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
NativeX is reimagining the business of apps. NativeX is the marketing technology platform that enables developers…

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

NBC Universal
NBC Universal is one of the world's premier media and entertainment companies, using Cassandra widely…

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

Netflix
Netflix is the world’s leading Internet television network with more than 48 million streaming members;…

Netmera
Netmera combines beacons and targeting tools for a powerful mobile strategy to build the best…

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

Netvibes
Netvibes provides an all-in-one dashboard intelligence platform using Apache Cassandra to let users keep all…

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.

Noble Group
Noble Group, a market-leading global supply chain manager of energy products, metals, and minerals uses…

Norfolk Southern
As a leading transportation provider, Norfolk Southern operates 20,000 route miles in 22 states and…

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…

NuData Security
NuData Security helps early web fraud detection in real time with two products: NuDetect and…

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

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…

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.

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.

OpenCredo
OpenCredo, a London based consultancy, actively uses Cassandra to implement scalable enterprise systems.

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…

Opera Software
Opera products enable more than 350 million internet consumers to discover and connect with the…

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.< p>

Orbeus
Orbeus is a computer vision company providing a cloud-based visual computing solution for recognizing faces,…

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…

PagerDuty
PagerDuty provides highly available IT alerts with the stability of Apache Cassandra.

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…

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…