Fundraising Fox
Jason Gray
InvestorFounderFounder, Managing General Partner at Pioneer · General Partner at PFPAB · Founder at SunFarmer
San Francisco Bay Area
Writes $150K – $250K checks
FoundedSunFarmer · YC
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Ask David Sullivan to introduce you to Jason
You →David · together at Meyers Norris Penny LLP (2008) →Jason
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You →Jamie · 3 people · together at District →Jason
Ask Sam Okafor to introduce you to Jason
You →Sam · 8 people · together at YC S15 →Jason
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About
Jason Gray uniquely backs YC founders through Pioneer Fund, which holds the largest YC network of founders and mentors.
Invests in
AI & Machine LearningConsumerDeep TechFintechHardwareSaaSSector Agnostic
Founder at SunFarmerYC S15
Intro paths
Jason went through Y Combinator (Summer 2015) — any YC alum in your network can reach them through the YC community.
In turn, Jason can intro founders to SunFarmer's investors below.
SunFarmer's investors · 1
Co-founders at SunFarmer
Experience
- Pioneer FundFounder & Managing Partnercurrent2016 — presentSan Francisco, Toronto
- Y CombinatorY Combinator (S15)current2015 — presentMountain View, CA
- DistrictFounding Membercurrent2024 — present
- SunFarmerCo-Founder/Board of Directorscurrent2013 — presentNew York, Toronto, Kathmandu
- WesternOne Inc.Member Board Of Directors2017 — 2021Vancouver, Calgary
- SunEdisonGeneral Manager - SunEdison Canada / Vice President - SunEdison2008 — 2012Toronto, Canada Area
- Meyers Norris Penny LLPManager2004 — 2008Vancouver, Canada Area
- Trident ExplorationConsultant2004Calgary, Canada Area
- CargillRegulatory Affairs Superintendent, Technical Services and Production Manager2001 — 2003High River, Alberta, Canada
Skills & more
+12 more
Business PlanningDue DiligenceBusiness DevelopmentAlternative EnergyVenture CapitalCleantechEntrepreneurshipProject FinancePublic SpeakingStrategic PlanningStrategyPhotovoltaicsFrom Jason's professional profile.
Deals · 4
Hamming AISolo GP
via Pioneer · filed Jul 2026
HypercubicSolo GP
via Pioneer
Attribution from SEC filings, press coverage, and firm rosters. Some rows are inferred. Not right? Tell us.
Other disclosed investments
Investor
ExplorexLegalistNexGenTQuantstampSnapEDA
Per curated public sources.
Colleagues at Pioneer
Frequently asked questions
- Who is Jason Gray?
- Jason Gray uniquely backs YC founders through Pioneer Fund, which holds the largest YC network of founders and mentors.
- Where does Jason Gray work?
- Jason Gray is Founder of SunFarmer and Founder, Managing General Partner at Pioneer.
- What does Jason Gray invest in?
- Jason Gray invests in AI & Machine Learning, Consumer, Deep Tech, Fintech, Hardware, SaaS, Sector Agnostic.
- What check size does Jason Gray write?
- Jason Gray typically writes checks of $150K – $250K.
- What companies did Jason Gray found?
- Jason Gray founded SunFarmer.
- What companies has Jason Gray invested in?
- Investments tracked here include Explorex, Legalist, NexGenT, Quantstamp, SnapEDA.
- Where did Jason Gray go to school?
- Jason Gray studied at Y Combinator (S15); University of Calgary (MBA, Finance); University of Saskatchewan (Agriculture).
Founder mafias
Y Combinator mafia10,601
Also came through, then founded or led a company.
University of Calgary mafia84
Also came through, then founded or led a company.
University of Saskatchewan mafia33
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
+ 1,994 more
Also attended University of Calgary190
+ 184 more
Also attended University of Saskatchewan74
+ 68 more
Shared employers
Also worked at District14
+ 8 more
Also worked at SunFarmer3
Also worked at SunEdison33
+ 27 more
Also worked at Meyers Norris Penny LLP14
+ 8 more