Seth Bannon is a Founding Partner at Fifty Years, an investor and entrepreneur who helps scientists and engineers become founders. He has seeded startups like Solugen, Astranis, Upside Foods, Athelas, and Opentrons.
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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckSeth Bannon is a Founding Partner at Fifty Years, an investor and entrepreneur who helps scientists and engineers become founders. He has seeded startups like Solugen, Astranis, Upside Foods, Athelas, and Opentrons.
Fifty Years has not reported a check size. It invests at pre-seed, seed.
Email [email protected], the firm's inbox for founders, and name Seth in the subject. A warm intro from a founder Fifty Years backed works better.
founder & CEO at Amicus; Y Combinator; co-founder at Impact.Tech.
Last updated 2026-10-15. Is this you? Ask for a correction.