Investor profile
James Byrne
Accelerator, Venture capital, Venture debt & Investor at Sustainable Ventures
James Byrne works as an Investor at Sustainable Ventures. The firm's known portfolio counts 11 companies.
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Investment focus
- Focus
- BiotechClean EnergyEVEnergy MarketplacesEnterprise SaaSLife ScienceListed EquitiesMobilityOff-Grid EnergyRoboticsSustainabilitySustainable InvestingWind
Contacts
Affiliated funds' portfolios
Investor at Sustainable Ventures, whose known portfolio counts 11 companies
- Uplift360
- Forge Minerals
- Mykor
- CERO Technologies
- H2CHP
- PheroSyn
- Danu Robotics
- Batch.Works
- Deep Blue Biotech
- Radiant Matter
- Windscope
Investor Profile
James Byrne is listed against sectors AI, Climate, Hardware and Healthcare, and focus areas Biotech, Clean Energy, EV and Energy Marketplaces in the database.
Stage-wise, the deals at Sustainable Ventures cluster around Pre-Seed and Seed rounds.
The firm portfolio and the focus above give founders context on whether James Byrne matches their raise.
Colleagues at Sustainable Ventures
James Rae
Investor
London, United Kingdom
Stuart Duncan
Investor
London, United Kingdom
Simon Brown
Investor
London, United Kingdom
Stuart Ferguson
Investor
London, United Kingdom
Christopher Morris
Investor
London, United Kingdom
Joshua Armistead Wood
Senior Associate
London, United Kingdom
Daniela Montano
Investor
London, United Kingdom
Frequently asked questions
Who is James Byrne?
James Byrne is an accelerator partner and venture capital investor based in Manchester, England, United Kingdom, listed as Investor at Sustainable Ventures. The known portfolio of that firm counts 11 companies. That portfolio belongs to the firm, not to James Byrne personally.
What does James Byrne invest in?
Listed sectors include AI, Climate, Hardware and Healthcare; listed focus areas include Biotech, Clean Energy, EV and Energy Marketplaces. 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 James Byrne invest at?
Sustainable Ventures appears in Pre-Seed and Seed rounds across its known deals, and James Byrne is listed there as Investor. 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 James Byrne listed at?
James Byrne is listed as Investor at Sustainable Ventures. 7 other people in the database share a firm with James Byrne.
How do I contact James Byrne?
An email address, a phone number and a LinkedIn page are on file for James Byrne. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal