WorkOS

WorkOS provides APIs and building blocks for adding enterprise features to applications.

Latest funding

$100M Series B+ · March 2, 2026

Led by Meritech Capital · Source: linkedin.com

Total raised: $195M across 3 sourced rounds

All 4 rounds ↓

Website: workos.com.

X: @WorkOS · 12,862 followers.

GitHub: workos.

LinkedIn: workos-inc.

Categories: Legal and compliance Cybersecurity Developer tools and cloud.

Sectors: Cyber Security, Developer APIs, Developer Tools, Identity Management, Information Technology.

Stage: Series B+.

Based in: San Francisco, United States.

Founded: 2019.

Total raised: $195M in 3 sourced rounds.

Last round: Mar 2, 2026 · 258 days ago.

Headcount: 101–250 employees.

On Recent Funding since: Sep 29, 2026.

Signals

X account@WorkOS · created Jan 14, 2020 (6 years old) · 12,862 followers

Website registeredFeb 2, 2005 (21 years old)

About WorkOS

It offers products like User Management, Enterprise SSO, and Directory Sync. Its customers are developers and SaaS companies looking to make their applications enterprise-ready.

TIMELINE · MONEY RAISED

WorkOS | 421 days from X account to first raise on record

@WorkOS·Raised $195M in 3 sourced rounds·1 signal before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

Date	Round	Amount	Lead	Source
Mar 2, 2026	Series B+	$100M	MMeritech Capital	linkedin.com
Mar 9, 2025	Series B+	undisclosed	—	fundraisingfox.com
Jun 1, 2022	Series B+	$80M	GGreenoaks	fundraisingfox.com
Mar 10, 2021	Series A	$15M	LLachy Groom	grinich.medium.com

Timeline

January 14, 2020
X account created
February 2, 2005
Website created

Founders and team

MG
Michael Grinich Founder

@grinich · source: workos.com

Acquisitions

Acquired company	Price	Announced
MModulz	Not disclosed publicly	Date not given

Investors

Companies like WorkOS

TTecton$100M Series B+ · Jul 2022
TTesslSeries A · Jun 2026
RRequestly
GGnowbeSeed
SSupabaseSeries B+ · Oct 2026
BBetter Auth$5M Seed · Jun 2025

Other companies backed by Meritech Capital

SServal$150M Series B+ · Oct 2026
WWealthsimple$425M Series B+ · Oct 2026
PPigment$250M Series B+ · Oct 2026
AAir Space Intelligence$325M Series B+ · Oct 2026
CClay$115M Series B+ · Sep 2026
OOwner$240M Series B+ · Aug 2026

Meritech Capital portfolio →

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/workos (get a free API key).