Press About Segment

Segment provides the customer data infrastructure that helps businesses put their customers first.

Using Segment, companies can collect, unify and connect their first-party data to 200+ tools where it can be used to create better decisions, products and experiences.

This means developers can stop building tedious and expensive one-off data integrations, while business users can get straight to work, turning on their favorite apps right from the Segment dashboard.

From digital product design to advertising, marketing automation and data warehousing — with Segment, getting first-party customer data into business-critical systems is no longer an engineering roadblock.

More than 19,000 companies across 71 countries use Segment, from fast-growing businesses like Atlassian, Bonobos and Instacart to some of the world’s largest organizations like Levi’s, Intuit and Time. Segment enables these companies to achieve a common understanding of their users and make customer-centric decisions.

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Maya Spivak


  • accepted into Y Combinator (YC S11)

  • Introduces analytics.js, the hassle-free way to integrate analytics into any web application, to the open source community


  • Releases Segment for eCommerce, making it easy for online retailers to integrate analytics and marketing tools at the flip of a switch

  • Raises $15M Series A led by Accel, Kleiner Perkins, and

  • Launches Warehouses, allowing companies to easily pipe their data into warehouses for analysis

  • Raises $27M Series B led by Thrive with participation from Accel and Kleiner Perkins

  • Launches Sources, allowing companies to easily integrate first-party data from all customer touch points into data warehouses

  • Introduces Native Mobile Spec, a standard blueprint for the mobile user lifecycle

  • Announces its The Segment Open Source Fellowship, a fully paid three-month program that allows developers to focus full-time on their open source projects

  • Launches Cross-Domain Analytics, to help brands unify customer data across all of their domains, without the need for third-party cookies or data aggregators

  • Raises $64M Series C led by YC Continuity and GV; Ali Rowghani, Y Combinator Partner and former Twitter COO, joins the board

  • Hosts Synapse, its first-ever user conference

  • Introduces Personas, allowing companies to unify first-party data and manage audiences to deliver more personalized experiences


Segment is trusted by 15,000+ companies worldwide.

Open Source at Segment

We want to continue supporting the community by publishing our code and other developers' awesome open source projects.

Over 400 Open Source projects

From development tools to libraries for popular languages. Learn more about Open Source at Segment.

Battle-tested tools

Our tools handle billions of API calls per day. Visit our GitHub to give them a try for yourself.

Open Fellowship

Want to get paid for writing Open Source code? Learn more about our Open Fellowship.

Getting Started with Segment

Segment is the infrastructure for your customer data. Use one API to unlock 200+ tools for every team in your company. With Segment, developers can stop building tedious and expensive one-off data integrations while business users can get straight to work, turning on their favorite apps right from the Segment dashboard.