Eric Wiesen
InvestorFounderGeneral Partner at Bullpen Capital · Board director at Brightside · Board director at Splitwise · Board director at AvantStay
San Francisco, California, United States
Writes $1M – $3M checks · typically $2M
FoundedAvantStayBrightsideSplitwise
About
A General Partner who was previously an entrepreneur and attorney, Eric co-founded Xert Computing and Higher Ground Solutions and made over 25 investments as a General Partner at RRE Ventures, including Venmo, Braintree, MakerBot and BarkBox.
Board director at Brightside
Intro paths
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In turn, Eric can intro founders to Brightside's investors below.
Brightside's investors · 11
ACME CapitalSan FranciscoBullpen CapitalSan Francisco · $2M – $4M checks · since 2020Eastward Capital PartnersWest Newton · $3M – $15M checksObvious VenturesSan Francisco · $250K – $6M checksRosecliff VenturesNew York City · $500K checksS32Palo AltoSlow VenturesSan Francisco · $50K – $1M checksTime BioVenturesSouthern CaliforniaTriventuresHerzliya · $1M – $3M checksTrousdale VenturesWest Hollywood · $1M – $5M checksVillage GlobalCovina · $100K – $500K checks
Co-founders at Brightside
BK
Bradley KittredgeExecutive Officer, Director
JB
Jeremy BarthExecutive Officer, Director
Board director at Splitwise
Intro paths
→
In turn, Eric can intro founders to Splitwise's investors below.
Splitwise's investors · 6
Co-founders at Splitwise
RL
Ryan LaughlinCTO
JB
Jonathan BittnerCEO
Board director at AvantStay
Intro paths
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In turn, Eric can intro founders to AvantStay's investors below.
AvantStay's investors · 13
3L CapitalLos AngelesAbstract VenturesSan Francisco · $250K – $750K checksBlue Ivy VenturesBostonBullpen CapitalSan Francisco · $2M – $4M checks · since 2025Convivialité VenturesSan FranciscoDaft CapitalPalo Alto · $500K – $2M checksEvolution VC PartnersNew YorkF-Prime CapitalF-Prime Capital PartnersCambridge · $3M – $10M checksFlow CapitalTorontoPLG VenturesWashington · $100K – $1M checksPLUS CapitalVenice · $100K – $1M checksZeno VenturesGeneva
Co-founders at AvantStay
SB
Sean BreunerExecutive Officer, Director, Promoter
RD
Reuben DoetschExecutive Officer, Director, Promoter
JS
Jesse SuarezExecutive Officer
JK
Jodi KesslerDirector
Experience
- Bullpen CapitalGeneral Partnercurrent2015 — presentSan Francisco Bay Area
- RRE VenturesGeneral Partner2008 — 2015San Francisco Bay Area
- Higher Ground SolutionsCofounder and Principal2004 — 2006
- Fenwick and WestAssociate, Corporate Group2001 — 2004
- Xert ComputingPresident and Founder1996 — 1998
- The White HouseIntern, National Economic Council1995
Education
- Columbia Business SchoolMBA, Finance and Entrepreneurship2006 — 2008
- University of Michigan Law SchoolJ.D., Law1998 — 2001
- University of California, BerkeleyB.A., Political Science1995 — 1997
- Marin Academy1989 — 1993
Skills & more
Online Advertising25Financial Technology10Venture Capital99Early-stage Startups18Computer Hardware2Business Strategy313D PrintingConsumer Products3Start-ups50Strategy24Entrepreneurship27Mergers & Acquisitions15
From Eric's professional profile.
Deals · 3
AvantStayBoard seat
via Bullpen Capital · filed Jul 2026 · $50.9M raise
BrightsideBoard seat
via Bullpen Capital · filed Apr 2020 · $5M raise
BentoBoxBoard seat
via Bullpen Capital · filed Jul 2019 · $7.5M raise
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at Bullpen Capital
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Alex Loomes
Principal at Bullpen Capital
Andrew Trader
Advisor at Bullpen Capital
Andrew Trader ("AT")
General Partner at Bullpen Capital
Ann Lai
General Partner at Bullpen Capital
Anna Zakharchenko
Analyst at Bullpen Capital
Bobby Lawler
Accounting Manager at Bullpen Capital
Candace Chan
CFO at Bullpen Capital
Duncan Davidson
General Partner, Co-Founder at Bullpen Capital
Network9
Andrew JonesScout
Chief Risk Officer at Apex Group
Andrew TraderScout
Advisor at Bullpen Capital
Ann LaiScout
General Partner at Bullpen Capital
Mike SmerkloScout
Co-Founder and Managing Director at Next Coast Ventures
Alexander Rosen
Managing Partner at Ridge Ventures
Anna Zakharchenko
Analyst at Bullpen Capital
Danny Schultz
Co-Founder and Managing Director at Gotham Ventures
James Conlon
Partner at Bullpen Capital
Wenz Xing
Principal at Permanent Capital Ventures
Investors connected to Eric in public investor directories — a warm-intro map.
Frequently asked questions
- Where does Eric Wiesen work?
- Eric Wiesen is General Partner at Bullpen Capital and Founder at Brightside and Founder at Splitwise and Founder at AvantStay.
- What check size does Eric Wiesen write?
- Eric Wiesen typically writes checks of $1M – $3M.
- What companies did Eric Wiesen found?
- Eric Wiesen founded AvantStay, Brightside, Splitwise.
Same school
Also attended Columbia Business School638
Aryo TehranianManaging Director at Mayfair Equity PartnersYibo NianInvestment Director at Intel CapitalKesha CashFounder & General Partner at Impact America FundMahati SridharPartner, Rise of the Rest at RevolutionGiuseppe IademarcoHead of Global Partnership at P101 VenturesWendy XiaoPartner at Northzone
+ 632 more
Also attended University of Michigan Law School36
Alexis AbramsPartner, General Counsel at Felicis VenturesEric LefkofskyEntrepreneur & PhilanthropistBob StefanskiManaging Director at eLab VenturesMara BabinInvestor at Golden SeedsDavid FrazeeManaging Partner at Richmond Global VenturesJosep Ll. SanfeliuCo-founder and managing partner at Asabys Partners
+ 30 more
Also attended University of California, Berkeley1,339
Byron DeeterPartner at Bessemer Venture PartnersTrevor OelschigInvestment Team at General CatalystBrendan Bulik-SullivanInvestor at GV (Google Ventures)Glen AndersonPartner at Monta Vista CapitalAnthony LinHead of Intel Capital, Corporate Vice President at Intel CapitalScott ShawChief of Staff at Intel Capital
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+ 1,333 more
Also attended Marin Academy7
Gustav SpangbergPrincipal at Type One VenturesAdam AguileraSenior Associate at Kapor CapitalAustin ReidInvestor at FalconX Credit / Pareto VaultJ.D. SwartzInvestor at Modi VenturesEmma CooperInvestor at Andreessen HorowitzMichael FlaxmanVenture Partner at Trust Ventures
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+ 1 more
Shared employers
Also worked at RRE Ventures25
Tom LoverroInvestor at IVP (Institutional Venture Partners)Jay HassGeneral Partner & CFO at AlleyCorpGrace GePartner at Amplify PartnersLenny PrussGeneral Partner at Amplify PartnersJames D RobinsonFounder and General Partner at RRE VenturesStuart EllmanFounder and General Partner at RRE Ventures
+ 19 more
