Investing Profile

Seth Bannon

VCFounderFormer CEOInvestor
Founding Partner at Fifty Years
sethbannon.comSan Francisco, California
Photo of Seth Bannon, Partner at Fifty Years
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Networks Seth is a member of
Harvard University Network
259 CONNECTIONS

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Current Investing Position
Fifty Years Partner
Investment Range
$400K - $1.5M
Sweet Spot
$1M
Investments On Record
13

Seth Bannon is on these Sector & Stage Rankings

Seth Bannon's Investments On Record (9)

CompanyStageDateRound SizeTotal Raised
Gridware
Series BNov 2025$55M
SeedJun 2023$11M
$66M
Blueprint
AngelOct 2025$60M
$77M
Co-investors: Joe Lonsdale (8VC), Olaf Carlson-Wee (Polychain Capital), Joshua Kushner (Thrive Capital), Dave Morin (Offline Ventures), Kamal Ravikant (Evolve VC), Bill Lee (Craft Ventures), Cameron Winklevoss (Winklevoss Capital), Travis Scher (North Island Ventures), Bradley Keywell (Lightbank), Pippa Lamb (Sweet Capital), Carter Reum (M13), Conrad Shang (Ensemble VC), Brett Queener (Bonfire Ventures), Oleg Tikhturov (TrueSight Ventures), Eric Lefkofsky (Lightbank), Emmett Shear, Balaji Srinivasan, Chris Hollod, Eric Demuth, Steve Aoki, Shayne Coplan, Kyle Widrick, Bryan Meehan, Logan Paul, Drew Houston
Tangible
SeedMay 2023$3M
$3M
Co-investors: Adam Zobler (Foundamental), Faisal Butt (Pi Labs)
Farcast
Series ADec 2022$8M
SeedMar 2020$5M
Pre SeedDec 2019$570K
$22M
Co-investors: Josh Buckley (Buckley Ventures), Jake Medwell (8VC), Beth Turner (SV Angel), Jackson Moses (Afore Capital), Robin Vasan (Mango Capital), Jude Gomila (Jude Gomila Rolling Fund), Salil Deshpande (Uncorrelated Ventures), David Byrd (BlueYard Capital), Immad Akhund
Valence Discovery
SeedDec 2021$7M
$9M
Co-investors: Milad Alucozai (BoxOne Ventures), Nathan Benaich (Air Street Capital), Jonathan Milner
Flux
SeedOct 2021$12M
$15M
Co-investors: Ajay Agarwal (Bain Capital Ventures), Lenny Rachitsky (AirAngels), Mike Dauber (Amplify Partners), Ellen Levy (Silicon Valley Connect), Sriram Krishnan (Kearny Jackson), Sukhinder Singh Cassidy (aCrew Capital), Tom Preston-Werner (Preston-Werner Ventures), Adam Lisagor, Andrew Berman
Solugen
Series BMay 2019$32M
SeedOct 2017$4M
$66M
Co-investors: Joe Montana (Liquid 2 Ventures), Arjun Sethi (Tribe Capital), Zal Bilimoria (Refactor Capital), Ling Wong (Highbury Group), Susan Hobbs (CrunchFund), Brad Flora (Y Combinator), Shruti Gandhi (Array Ventures), Ed Roman (Hack VC), Todd Corenson, Matt Bellamy
Advano
SeedMar 2017$500K
$20M
Co-investors: Alexander Girau (Pioneer Fund), Sarah Cone (Social Impact Capital), Greg Castle (Anorak Ventures), Tony Fadell (Future Shape), Bradley Horowitz

Seth Bannon's Experience

Caddie New Haven Country ClubPresent
Founder and CEO Amicus, Inc.Present
Founding Partner Fifty YearsPresent
Operations Director Ned Lamont for Governor2010 - 2010
Operations Director Citizens for Alan Khazei2009 - 2009
MA Deputy State Coordinator, Students for Barack Obama Obama for America2008 - 2008
Field Organizer Obama for America2008 - 2008
Field Organizer Ned Lamont for Senate2006 - 2006

Seth Bannon's Education

Harvard University Extension School
Guilford High School