Fifty Years is a venture capital firm. Based in San Francisco, California, United States. Among the 16 companies in the known portfolio are Aalo Atomics, Gridware, Tangible, Journey Clinical, Adaption Labs and Faction.
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Investment focus
Contacts
Who to pitch at Fifty Years
Fifty Years portfolio companies (16)
- Aalo Atomics
- Gridware
- Tangible
- Journey Clinical
- Adaption Labs
- Faction
- 64x Bio
- BIOS
- Deepcell
- Electroflow Technologies
- Noya
- Elicit
- Cosmic Aerospace
- Onepot AI
- Red Queen Bio
- OpenShelf
Co-investors
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About Fifty Years
The firm's listing covers sectors AI, Climate, Hardware and Healthcare, and focus areas Biotech, Clean Energy, Digital Health and Genomics; known deals cluster at Seed, Series A and Series B.
Of the 6 people on file at Fifty Years, Seth Bannon (Founder & investor) and Ela Madej (Founding Partner) are listed as the contacts to approach first.
Fifty Years shares portfolio companies with 20 other investment firms, among them Julian.capital, Harpoon and Generation Investment Management.
Frequently asked questions
What is Fifty Years?
Fifty Years is a venture capital firm based in San Francisco, California, United States, with a known portfolio of 16 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Fifty Years invest in?
Listed sectors include AI, Climate, Hardware and Healthcare; listed focus areas include Biotech, Clean Energy, Digital Health and Genomics. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Fifty Years invest at?
The known deals of Fifty Years include Seed, Series A and Series B rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Fifty Years?
2 of the 6 people on file at Fifty Years are listed as contacts for the firm. All 6 have their own profile page.
How do I contact Fifty Years?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 6 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal