Who Owns 37signals?
Updated onExplore the ownership hierarchy of 37signals. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
37signals
37signals is a privately held American web software company best known for creating the Basecamp project management platform, the HEY email service, and the Ruby on Rails framework.
37signals appears to be independent with no known parent company.
37signals
37signals is a privately held American web software company best known for creating the Basecamp project management platform, the HEY email service, and the Ruby on Rails framework.
37signals appears to be independent with no known parent company.
Major Shareholders
37signals
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
Jason Fried Co‑founder and CEO of 37signals (formerly Basecamp); widely described as the key principal and co‑owner of the business, retaining a controlling stake in the privately held company. | Founder | — | Jan 2025 |
David Heinemeier Hansson Co‑owner and CTO of 37signals; publicly identifies himself as co‑owner of 37signals together with Jason Fried, and is consistently described as co‑founder of Basecamp/37signals. | Founder | — | Jul 2025 |
Jeff Bezos Founder of Amazon; through his family office Bezos Expeditions he acquired a minority, no‑control equity stake in 37signals/Basecamp in 2006, frequently cited as the company’s only outside investor. Founders have stated that he still owns this stake and receives profit distributions. | Individual | — | Aug 2024 |
Carlos Segura Original co‑founder of 37signals in 1999 alongside Jason Fried and Ernest Kim; current equity stake, if any, has not been publicly disclosed and he is not listed among current key managers or co‑owners. | Founder | — | — |
Ernest Kim Original co‑founder of 37signals in 1999; like Carlos Segura, any ongoing ownership interest has not been publicly reported, while more recent sources emphasize Jason Fried and David Heinemeier Hansson as the active co‑owners. | Founder | — | — |
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