Jonathan Firestein works as a Founder & CIO at Purpose Capital Funds. The firm's known portfolio counts 4 companies.
Is Jonathan Firestein a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Focus
- AgriTechBlue EconomyClean EnergyData AnalyticsFoodTechImpact InvestingIoTSensors
Contacts
Affiliated funds' portfolios
Founder & CIO at Purpose Capital Funds, whose known portfolio counts 4 companies
- Lodestone Energy
- Net Purpose
- Open Ocean Whakatohea Mussels
- Coolsense
Investor Profile
Founders in the listed sectors Climate, Food, Hardware and SaaS, and focus areas AgriTech, Blue Economy, Clean Energy and Data Analytics fall inside that listing.
Stage-wise, the deals at Purpose Capital Funds cluster around Growth, Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Jonathan Firestein matches their raise.
Frequently asked questions
Who is Jonathan Firestein?
Jonathan Firestein is an operator-led investor based in San Francisco, California, United States, listed as Founder & CIO at Purpose Capital Funds. The known portfolio of that firm counts 4 companies. That portfolio belongs to the firm, not to Jonathan Firestein personally.
What does Jonathan Firestein invest in?
Listed sectors include Climate, Food, Hardware and SaaS; listed focus areas include AgriTech, Blue Economy, Clean Energy and Data Analytics. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Jonathan Firestein invest at?
Purpose Capital Funds appears in Growth, Seed and Series A rounds across its known deals, and Jonathan Firestein is listed there as Founder & CIO. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Jonathan Firestein listed at?
Jonathan Firestein is listed as Founder & CIO at Purpose Capital Funds, whose known portfolio counts 4 companies.
How do I contact Jonathan Firestein?
A LinkedIn page is on file for Jonathan Firestein. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal