What Does Segment Do?

Total employees315
HeadquartersSan Francisco
Founded2012

Segment is a leading Customer Data Platform (CDP) that empowers companies to collect, unify, and activate their customer data. Acquired by Twilio in November 2020, Segment helps businesses gain a comprehensive understanding of their customers across various touchpoints, enabling personalized experiences, targeted marketing, and informed product decisions. It provides infrastructure to track user interactions on web and mobile applications, then routes this data to hundreds of tools for analytics, marketing automation, and data warehousing. Segment is designed to help engineering, marketing, and analytics teams work more efficiently with customer data, ensuring data quality, governance, and accessibility.

Where Is Segment's Headquarters?

Segment officeSegment officeSegment officeSegment office
*Images sourced via web search. Rights belong to original owners

HQ Function

This location historically served as the central hub for Segment's engineering, product development, marketing, sales, and executive leadership.

Notable Features:

Located in the SoMa (South of Market) district, a vibrant tech hub, the office was likely designed with open floor plans to foster collaboration, common in modern tech companies. Specific architectural details are not widely publicized.

Work Culture:

Segment was known for its engineering-driven culture, emphasizing innovation, transparency, and customer-centricity. It fostered a collaborative environment focused on solving complex data challenges and empowering developers and marketers.

HQ Significance:

The San Francisco headquarters was pivotal in Segment's growth from a startup to a leading CDP, attracting top talent from the Bay Area and serving as the command center for its global operations before the Twilio acquisition.

Values Reflected in HQ: The headquarters likely reflected values such as innovation, collaboration, efficiency, and a focus on cutting-edge technology, typical of Bay Area tech firms.

Location:

Segment, as part of Twilio, supports a global customer base with sales, support, and engineering functions distributed across North America, Europe, and the Asia-Pacific region. Its platform is designed to handle data from users worldwide, complying with various regional data privacy regulations. Twilio's extensive global infrastructure further enhances Segment's reach and operational capabilities.

Street Address:

101 Spear St

City:

San Francisco

State/Province:

CA

Country:

USA

Where Else Does Segment Operate Around the World?

New York, NY/USA

Address: Specific street address for the New York office prior to acquisition is less prominent post-Twilio integration, but it was located in a central business district.

To expand Segment's presence in North America, provide localized support for East Coast clients, and attract talent from a major US tech ecosystem.

London/UK

Address: Historically, Segment had a presence in London to serve its EMEA customer base. Specific address details are integrated into Twilio's EMEA operations.

To cater to the growing demand for CDP solutions in Europe, Middle East, and Africa, providing regional expertise and support.

Vancouver, BC/Canada

Address: Segment maintained an office in Vancouver, known for its strong tech talent, particularly in engineering.

To leverage Canada's skilled tech workforce, particularly in software development, and support North American operations.

Buying Intent Signals for Segment

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading Segment? Meet the Executive Team

As of April 2025, Segment' leadership includes:

Peter Reinhardt - Co-founder of Segment (Former CEO, current role within Twilio or advisor)
Ilya Volodarsky - Co-founder of Segment (Former CTO, current role within Twilio or advisor)
Calvin French-Owen - Co-founder of Segment (Former CTO, current role within Twilio or advisor)
Katrina Wong - VP, Segment Marketing at Twilio
Thomas Schranz - VP Product, Twilio Segment

Who's Investing in Segment?

Segment has been backed by several prominent investors over the years, including:

Y Combinator
Accel
GV (Google Ventures)
Kleiner Perkins
Meritech Capital Partners
Sapphire Ventures
Thrive Capital

What Leadership Changes Has Segment Seen Recently?

Hire0
Exits0

Since Segment's acquisition by Twilio, high-level executive changes specific to the 'Segment' brand are less distinct and often part of broader Twilio leadership movements. Most foundational executive transitions occurred around the acquisition period. Recent news typically focuses on product leadership within the Twilio Segment division rather than standalone C-suite changes for Segment.

What Technology (Tech Stack) Is Used bySegment?

Discover the tools Segment uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Segment Email Formats and Examples

Prior to its acquisition by Twilio, Segment commonly used email formats like [first].[last]@segment.com or [first_initial][last]@segment.com. Communications related to Segment as a Twilio product may now also originate from @twilio.com addresses. For direct Segment product team interactions, the @segment.com domain might still be in use for specific teams.

[first].[last]@segment.com or [first_initial][last]@segment.com. For Twilio, it's often [first_initial][last]@twilio.com.

Format

john.doe@segment.com or jdoe@segment.com

Example

80%

Success rate

What's the Latest News About Segment?

Twilio Press ReleasesOctober 4, 2023

Segment News: Twilio Segment Unveils Linked Profiles and Generative AI Tools to Power Customer Engagement

Twilio Segment announced Linked Profiles, a new feature that enriches customer profiles with identity resolution and data from data warehouses, and CustomerAI Generative Traits, which leverages generative AI to create customer traits, enhancing personalization capabilities....more

Twilio BlogMay 9, 2023

Segment News: Introducing Data Graph: The Composable CDP, Generally Available

Twilio Segment announced the general availability of Data Graph, a new feature enabling businesses to model, explore, and activate complex customer relationships within their CDP, moving towards a more composable CDP architecture....more

Twilio Press ReleasesNovember 2, 2020

Segment News: Twilio Completes Acquisition of Segment

Twilio announced it has completed its acquisition of Segment for approximately $3.2 billion in Twilio Class A common stock. This acquisition aimed to combine Twilio's leading cloud communications platform with Segment's leading customer data platform....more

Highperformr's free tools for company research

Explore Employees by Region or Country

See where a company’s workforce is located, by country or region.

View Funding Details

View past and recent funding rounds with amounts and investors.

Understand Revenue Insights

Understand company revenue estimates and financial scale.

Track Active Job Openings

Track active roles and hiring trends to spot growth signals.

Review Product and Offerings

Discover what a company offers—products, platforms, and solutions.

Get SIC or NAICS Codes

Get the company’s official SIC and NAICS classifications.

Analyze Website Traffic Trends

Analyze visitor volume, engagement, and top traffic sources.

Discover Social Profiles and Engagement

Explore LinkedIn, Twitter, and other active social profiles.

Identify Top Competitors

Identify top competitors based on similar business traits.

Research and Discover Companies with Highperformr — Smarter, Faster

Explore companies in depth — from the tech they use to recent funding, hiring trends, and buyer signals — all in one powerful view.

Highperformr AI helps you surface the right accounts and enrich your CRM with verified company and contact insights, so your teams can prioritize and engage faster.

  • Track intent signals to find buyers who are actively in-market
  • Enrich contacts and companies instantly, no need to switch tools
  • Automate workflows to stay ahead of every change
  • Connect your CRM & tools for seamless data sync and activation

Thousands of companies, including Segment, are just a search away.