# Who Invests With Fifty Years: 32 Co-Investors (2026) > The 32 investors that have backed two or more of the same startups as Fifty Years, by kind: vc firms and private equity and asset managers. Source: https://millionrounds.com/portfolio-maps/fifty-years-industries-llc-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 28 - [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) - [Liquid 2 Ventures](https://millionrounds.com/fund/liquid-2-ventures) - [Refactor Capital](https://millionrounds.com/fund/refactor-capital) - [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) - [Lowercarbon Capital](https://millionrounds.com/fund/lowercarbon-capital) - [Hummingbird Ventures](https://millionrounds.com/fund/hummingbird-ventures) - [First Round Capital](https://millionrounds.com/fund/first-round-capital) - [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) - [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) - [Temasek Holdings](https://millionrounds.com/fund/temasek) - [General Catalyst](https://millionrounds.com/fund/general-catalyst) - [Lux Capital](https://millionrounds.com/fund/lux-capital) - [Quiet Capital](https://millionrounds.com/fund/quiet-capital) - [BoxGroup](https://millionrounds.com/fund/boxgroup) - [SV Angel](https://millionrounds.com/fund/sv-angel) - [Founders' Co-op](https://millionrounds.com/fund/founders-co-op) - [Greycroft](https://millionrounds.com/fund/greycroft) - [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) - [Fidelity](https://millionrounds.com/fund/fidelity) - [HOF Capital](https://millionrounds.com/fund/hof-capital) - [MMC Ventures](https://millionrounds.com/fund/mmc-ventures) - [Tiger Global Management](https://millionrounds.com/fund/tiger-global-management) - [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) - [KdT Ventures](https://millionrounds.com/fund/kdt-ventures) +4 more ## Private equity and asset managers 4 - [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) - [Gaingels](https://millionrounds.com/fund/gaingels) - [BlackRock](https://millionrounds.com/fund/blackrock) - [Baillie Gifford](https://millionrounds.com/fund/baillie-gifford) ## Segment by segment ### VC firms 28 investors - [**Khosla Ventures**](https://millionrounds.com/fund/khosla-ventures) VC firm United States 5 backed - [**Liquid 2 Ventures**](https://millionrounds.com/fund/liquid-2-ventures) VC firm United States 4 backed - [**Refactor Capital**](https://millionrounds.com/fund/refactor-capital) VC firm United States 4 backed - [**Union Square Ventures**](https://millionrounds.com/fund/union-square-ventures) VC firm United States 4 backed - [**Lowercarbon Capital**](https://millionrounds.com/fund/lowercarbon-capital) VC firm United States 4 backed - [**Hummingbird Ventures**](https://millionrounds.com/fund/hummingbird-ventures) VC firm United Kingdom 4 backed - [**First Round Capital**](https://millionrounds.com/fund/first-round-capital) VC firm United States 4 backed - [**Alumni Ventures**](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm United States 3 backed ### Private equity and asset managers 4 investors - [**Pioneer Fund**](https://millionrounds.com/fund/pioneer-fund-2) Private equity United States 4 backed - [**Gaingels**](https://millionrounds.com/fund/gaingels) Private equity United States 3 backed - [**BlackRock**](https://millionrounds.com/fund/blackrock) Asset manager United States 3 backed - [**Baillie Gifford**](https://millionrounds.com/fund/baillie-gifford) Asset manager United Kingdom 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as Fifty Years, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Fifty Years. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Portfolio map **Fifty Years portfolio map** 28 startups · $1.5B](https://millionrounds.com/portfolio-maps/fifty-years-industries-llc-portfolio-map)[Sector portfolio **Fifty Years' AI portfolio** 13 startups · $399M](https://millionrounds.com/portfolio-maps/fifty-years-industries-llc-ai-portfolio)[Sector portfolio **Fifty Years' Biotech portfolio** 10 startups · $709M](https://millionrounds.com/portfolio-maps/fifty-years-industries-llc-biotech-portfolio)[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) ## Raising from investors like Fifty Years? 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