# Who Invests With Kevin Mahaffey: 15 Co-Investors (2026) > The 15 investors that have backed two or more of the same startups as Kevin Mahaffey, by kind: vc firms and angels and networks. Most often Initialized Capital. Source: https://millionrounds.com/portfolio-maps/kevin-mahaffey-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 11 - [Initialized Capital](https://millionrounds.com/fund/initialized-capital) - [SV Angel](https://millionrounds.com/fund/sv-angel) - [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) - [Liquid 2 Ventures](https://millionrounds.com/fund/liquid-2-ventures) - [Founder Collective](https://millionrounds.com/fund/founder-collective) - [BoxGroup](https://millionrounds.com/fund/boxgroup) - [Slow Ventures](https://millionrounds.com/fund/slow-ventures) - [Founders Fund](https://millionrounds.com/fund/founders-fund) - [XG Ventures](https://millionrounds.com/fund/xg-ventures) - [Great Oaks Venture Capital](https://millionrounds.com/fund/great-oaks-venture-capital) - [Passion Capital](https://millionrounds.com/fund/passion-capital) ## Angels and networks 4 - [*5G* 500 Global](https://millionrounds.com/fund/500-startups) - [*FG* Fabrice Grinda](https://millionrounds.com/fund/fabrice-grinda) - [*SS* Sumon Sadhu](https://millionrounds.com/fund/sumon-sadhu) - [*PB* Paul Buchheit](https://millionrounds.com/fund/paul-buchheit) ## Segment by segment ### VC firms 11 investors - [**Initialized Capital**](https://millionrounds.com/fund/initialized-capital) VC firm United States 3 backed - [**SV Angel**](https://millionrounds.com/fund/sv-angel) VC firm United States 3 backed - [**Andreessen Horowitz**](https://millionrounds.com/fund/andreessen-horowitz) VC firm United States 3 backed - [**Liquid 2 Ventures**](https://millionrounds.com/fund/liquid-2-ventures) VC firm United States 2 backed - [**Founder Collective**](https://millionrounds.com/fund/founder-collective) VC firm United States 2 backed - [**BoxGroup**](https://millionrounds.com/fund/boxgroup) VC firm United States 2 backed - [**Slow Ventures**](https://millionrounds.com/fund/slow-ventures) VC firm United States 2 backed - [**Founders Fund**](https://millionrounds.com/fund/founders-fund) VC firm United States 2 backed ### Angels and networks 4 investors - [*5G* **500 Global**](https://millionrounds.com/fund/500-startups) Angel investor United States 2 backed - [*FG* **Fabrice Grinda**](https://millionrounds.com/fund/fabrice-grinda) Angel investor United States 2 backed - [*SS* **Sumon Sadhu**](https://millionrounds.com/fund/sumon-sadhu) Angel investor - 2 backed - [*PB* **Paul Buchheit**](https://millionrounds.com/fund/paul-buchheit) Angel investor United States 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as Kevin Mahaffey, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Kevin Mahaffey. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Co-investors **Who invests with Techstars** 991 co-investors](https://millionrounds.com/portfolio-maps/techstars-co-investors)[Co-investors **Who invests with SV Angel** 988 co-investors](https://millionrounds.com/portfolio-maps/sv-angel-co-investors)[Co-investors **Who invests with Andreessen Horowitz** 977 co-investors](https://millionrounds.com/portfolio-maps/andreessen-horowitz-co-investors)[Co-investors **Who invests with Alumni Ventures** 911 co-investors](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-co-investors)[Co-investors **Who invests with Sequoia Capital** 827 co-investors](https://millionrounds.com/portfolio-maps/sequoia-capital-co-investors)[Co-investors **Who invests with Founders Fund** 747 co-investors](https://millionrounds.com/portfolio-maps/founders-fund-co-investors) ## Raising from investors like Kevin Mahaffey? Find the investors who back startups like yours, with their cheques, rounds and partners, in the app with filters, lists and exports. [Find investors](https://millionrounds.com/login?join=1&next=/app/investors)[Market maps](https://millionrounds.com/market-maps)