Transition Ventures is a venture capital firm. Based in London, England, United Kingdom. The known portfolio counts 20 companies, including Transition Metal Solutions, Seneca, OLIX, Upway, Applied Atomics and Hybird Energy.
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Investment focus
Contacts
Who to pitch at Transition Ventures
Transition Ventures portfolio companies (20)
- Transition Metal Solutions
- Seneca
- OLIX
- Upway
- Applied Atomics
- Hybird Energy
- WorkOnGrid
- Heat Geek
- Reel Energy
- HYDGEN
- Promethean Energy
- Volter
- UNIGRID
- Electricity Maps
- GreenFi
- CIMware
- Comminent
- Greentech Megawatt
- Intrinsic Foundries
- Prithu
Co-investors
Funds that share portfolio companies with Transition Ventures.
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About Transition Ventures
The firm's listing covers sectors Climate, Commerce, FinTech and Hardware, and focus areas Battery, Chemical, Circular Economy and Clean Energy; known deals cluster at Growth, Pre-Seed and Seed.
The team counts 6 people in our database. Ari Helgason (Co-founder, partner) and David Helgason (Partner) are shown as the contacts to pitch.
Transition Ventures shares portfolio companies with 20 other investment firms, among them New Climate Ventures (NCV), Startup-O and Essential Capital.
Frequently asked questions
What is Transition Ventures?
Transition Ventures is a venture capital firm based in London, England, United Kingdom, with a known portfolio of 20 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Transition Ventures invest in?
Listed sectors include Climate, Commerce, FinTech and Hardware; listed focus areas include Battery, Chemical, Circular Economy and Clean Energy. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Transition Ventures invest at?
The known deals of Transition Ventures include Growth, Pre-Seed and Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Transition Ventures?
2 of the 6 people on file at Transition Ventures are listed as contacts for the firm. All 6 have their own profile page.
How do I contact Transition Ventures?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 6 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal