WorkOS

Private

Developer platform providing APIs for enterprise-ready features including single sign-on (SSO), directory sync (SCIM), audit logging, and user management, enabling any SaaS application to quickly support enterprise authentication and identity requirements. Customers include OpenAI, Anthropic, xAI, Cursor, Perplexity, and Vercel.

Founders Michael Grinich

CEO Michael Grinich

Company

Founded

2019

Headquarters

San Francisco, United States

Financials

Total Funding

$199M

Last Valuation

$2.0B

Sectors

SaaS Cybersecurity Developer Tools Enterprise Software

workos.com Twitter Blog

Funding History

4 rounds

Series C Mar 3, 2026

$100M

Valuation: $2.0B

Meritech Capital Partners (Lead) Sapphire Ventures Craft Ventures Abstract Ventures Greenoaks

Series B Jun 1, 2022

$80M

Valuation: $525M

Greenoaks (Lead) Lachy Groom Lightspeed Venture Partners Abstract Ventures

Series A Mar 10, 2021

$15M

Lachy Groom (Lead) Lightspeed Venture Partners Abstract Ventures Elad Gil Nat Friedman

Seed Mar 17, 2020

$4M

Lightspeed Venture Partners (Lead) Abstract Ventures First Round Capital SV Angel

Funding data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.