# Who Invests With SOS Ventures: 27 Co-Investors (2026) > The 27 investors that have backed two or more of the same startups as SOS Ventures, by kind: vc firms, accelerators and angels and networks. Most often SOSV. Source: https://millionrounds.com/portfolio-maps/sos-ventures-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 21 - [SOSV](https://millionrounds.com/fund/sosv) - [*H* HAXLR8R](https://millionrounds.com/fund/haxlr8r) - [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) - [Seed Capital](https://millionrounds.com/fund/seed-capital) - [General Catalyst](https://millionrounds.com/fund/general-catalyst) - [*AS* AIB Seed Capital Fund](https://millionrounds.com/fund/aib-seed-capital-fund) - [Kima Ventures](https://millionrounds.com/fund/kima-ventures) - [DFJ](https://millionrounds.com/fund/dfj) - [LaunchCapital](https://millionrounds.com/fund/launchcapital) - [Innovation Endeavors](https://millionrounds.com/fund/innovation-endeavors) - [Atlas Venture](https://millionrounds.com/fund/atlas-venture) - [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) - [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) - [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) - [Highland Capital Partners](https://millionrounds.com/fund/highland-capital-partners) - [SV Angel](https://millionrounds.com/fund/sv-angel) - [E-Merge](https://millionrounds.com/fund/e-merge) - [Western Technology Investment](https://millionrounds.com/fund/wti) - [Base Ventures](https://millionrounds.com/fund/base-ventures) - [Paua Ventures](https://millionrounds.com/fund/paua-ventures) - [CrunchFund](https://millionrounds.com/fund/crunchfund-3) ## Accelerators 3 - [HAX](https://millionrounds.com/fund/hax) - [Y Combinator](https://millionrounds.com/fund/y-combinator) - [Chinaccelerator](https://millionrounds.com/fund/chinaccelerator) ## Angels and networks 3 - [*FG* Fabrice Grinda](https://millionrounds.com/fund/fabrice-grinda) - [*BW* Bill Warner](https://millionrounds.com/fund/bill-warner) - [*5G* 500 Global](https://millionrounds.com/fund/500-startups) ## Segment by segment ### VC firms 21 investors - [**SOSV**](https://millionrounds.com/fund/sosv) VC firm United States 32 backed - [*H* **HAXLR8R**](https://millionrounds.com/fund/haxlr8r) VC firm - 10 backed - [**Andreessen Horowitz**](https://millionrounds.com/fund/andreessen-horowitz) VC firm United States 3 backed - [**Seed Capital**](https://millionrounds.com/fund/seed-capital) VC firm Denmark 3 backed - [**General Catalyst**](https://millionrounds.com/fund/general-catalyst) VC firm United States 3 backed - [*AS* **AIB Seed Capital Fund**](https://millionrounds.com/fund/aib-seed-capital-fund) VC firm Ireland 2 backed - [**Kima Ventures**](https://millionrounds.com/fund/kima-ventures) VC firm France 2 backed - [**DFJ**](https://millionrounds.com/fund/dfj) VC firm United States 2 backed ### Accelerators 3 investors - [**HAX**](https://millionrounds.com/fund/hax) Accelerator United States 3 backed - [**Y Combinator**](https://millionrounds.com/fund/y-combinator) Accelerator United States 3 backed - [**Chinaccelerator**](https://millionrounds.com/fund/chinaccelerator) Accelerator China 2 backed ### Angels and networks 3 investors - [*FG* **Fabrice Grinda**](https://millionrounds.com/fund/fabrice-grinda) Angel investor United States 2 backed - [*BW* **Bill Warner**](https://millionrounds.com/fund/bill-warner) Angel investor - 2 backed - [*5G* **500 Global**](https://millionrounds.com/fund/500-startups) Angel investor United States 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as SOS Ventures, in rounds we track. Grouped by kind, each ranked by how many startups it shares with SOS Ventures. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Co-investors **Who invests with Joshua Schachter** 111 co-investors](https://millionrounds.com/portfolio-maps/joshua-schachter-co-investors)[Co-investors **Who invests with Start Fund** 109 co-investors](https://millionrounds.com/portfolio-maps/start-fund-co-investors)[Co-investors **Who invests with Guillermo Rauch** 63 co-investors](https://millionrounds.com/portfolio-maps/guillermo-rauch-co-investors)[Co-investors **Who invests with TEEC Angel Fund** 60 co-investors](https://millionrounds.com/portfolio-maps/teec-angel-fund-co-investors)[Co-investors **Who invests with Alexandria Venture Investments** 56 co-investors](https://millionrounds.com/portfolio-maps/alexandria-venture-investments-co-investors)[Co-investors **Who invests with The Social+Capital Partnership** 56 co-investors](https://millionrounds.com/portfolio-maps/the-social-capital-partnership-co-investors) ## Raising from investors like SOS Ventures? 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)