Where does Stephen Hays work?

Stephen Hays is Managing Partner at What If Ventures.

What check size does Stephen Hays write?

Stephen Hays typically writes checks of $100K – $25M.

What companies has Stephen Hays invested in?

Investments tracked here include Alto Neuroscience, Alto Pharmacy, ATAI Life Sciences, AtaiBeckley, Ateyo, Battlefy, Beckley Psytech, Counterfind, Courage Therapeutics, Eko Health, FanAI, Fetch, and 38 more.

Stephen Hays

Investor

Managing Partner at What If Ventures · Business Development Manager at Zeon Ventures

Frisco, Texas

Writes $100K – $25M checks · typically $2M

Find your path to Stephen

14 people in our graph share verified history with Stephen — schools, employers, funds. One of them is your warm intro.

Ottar MobleyunlockedStephen: together at Zeon Ventures (2024–2026)

×7Stephen: together at Zeon Ventures

×4Stephen: together at What If Ventures

About

Named as the lead contact for What If Ventures on the firm's contact page.

Contact· published on Stephen's own website

info@whatif.vc

Deals · 14

FirehawkSolo GP

via What If Ventures · filed Jan 2025

Alto PharmacySolo GP

via What If Ventures · filed Nov 2024

Affect TherapeuticsSolo GP

via What If Ventures · filed Jul 2023

AptiHealthSolo GP

via What If Ventures · filed Mar 2023

BionautSolo GP

via What If Ventures · filed Nov 2022

UmbraSolo GP

via What If Ventures · filed Oct 2020

2A BiosciencesSolo GP

via What If Ventures

AeonSolo GP

via What If Ventures

Allen Control SystemsSolo GP

via What If Ventures

Alto NeuroscienceSolo GP

via What If Ventures

AmyriADSolo GP

via What If Ventures

Applied CognitionSolo GP

via What If Ventures

AtaiBeckleySolo GP

via What If Ventures

Beckley PsytechSolo GP

via What If Ventures

Attribution from SEC filings, press coverage, and firm rosters. Some rows are inferred. Not right? Tell us.

Other disclosed investments

Investor

ATAI Life SciencesAteyoBattlefyCounterfindCourage TherapeuticsEko HealthFanAIFetch Field Trip HealthFirehawk AerospaceForesight Mental HealthFortaGilgameshGilgamesh PharmaceuticalsHasteHealthRhythmsJane TechnologiesJog.aiJourney LiveKsana HealthLegacyLegalincLevelsLivNao TechnologiesMeta SaasMindstrong HealthMiResourceMobalyticsMood HealthMycroftNeuroFlow Octant BioOpTic GamingOsmind Panamplify PediaQPray.comQ Bio, Inc.RoikoiSelerySlingshot AITech EdVenturesTerray Therapeutics TMRW Life SciencesWisq

Per curated public sources.

Colleagues at What If Ventures

Jeremy Neilson

Executive Officer at What If Ventures

Richard Thoms

Executive Officer at What If Ventures

Network5

Amy KruseScout

Venture Partner at Prime Movers Lab

Brian RubensteinScout

Founder at Counterview Capital

Christian AngermayerScout

Founder and Chairman of the Board at atai Life Sciences

Craig CummingsScout

Co-Founder and General Partner at Moonshots Capital

Dusan PerovicScout

Partner at Two Sigma Ventures

Investors connected to Stephen in public investor directories — a warm-intro map.

Frequently asked questions

Who is Stephen Hays?: Named as the lead contact for What If Ventures on the firm's contact page.
Where does Stephen Hays work?: Stephen Hays is Managing Partner at What If Ventures.
What check size does Stephen Hays write?: Stephen Hays typically writes checks of $100K – $25M.
What companies has Stephen Hays invested in?: Investments tracked here include Alto Neuroscience, Alto Pharmacy, ATAI Life Sciences, AtaiBeckley, Ateyo, Battlefy, Beckley Psytech, Counterfind, Courage Therapeutics, Eko Health, FanAI, Fetch, and 38 more.