Segment.io
AcquiredSan Francisco, California, United States · Founded 2011
501-1000 employees · $284M
Sourced & current · updated Aug 24, 2026Website
Segment is a leading customer data platform (CDP) that collects, unifies, and routes customer data to hundreds of downstream tools — now operating as a subsidiary of Twilio.
Where they sit
Stack tier: Ecosystem Services (A)
Customer Data PlatformMarketing AnalyticsIdentity ResolutionPrivacy & Consent Management
One of the most widely adopted CDPs globally, serving as a foundational data infrastructure layer for thousands of businesses; now a core component of Twilio's customer engagement platform
Ownership
Parent: Twilio