Entry stageSeed, Series A
Check sizen/a
Leads roundsYes
FocusClimate
Latest fundn/a
Investing team4 peopleNo activity since Sep
Who you would pitch at Helios Climate Ventures
4 people on the investing team, 4 of them partners who can make the call. Partners are listed first.
Jesse JohnsonManaging DirectorHe founded Q Collection, the Telluride Venture Accelerator, and YX Capital, focusing on early-stage clean tech investments.
Terry KelloggManaging DirectorHe currently serves as Managing Director at Helios, where he invests in companies like Solarlytics and Factorial.
Josh GrehanPartnerHe previously worked in the Canadian Ministry of Foreign Affairs and holds degrees from Princeton and Oxford.
Daniel DoimoPartnerHe later led business units at Schneider Electric and served as President and COO of Cylance, which BlackBerry acquired.
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Check size not reported yet.
Bars: how many firms in the atlas report each band. Highlighted: this firm.No recent activity since September 2026. Quiet does not mean closed.
Weekly count of activity updates. Activity is not a confirmed deal.Before you pitch
How to reach them[email protected]
Notable investments
Alsym EnergyAMPAqua MembranesCoreshellFactorialGDILiminalMaxterialSummit Lithium TechnologiesZincFive
In their words
Home - Helios Climate VenturesHelios Capital Ventures invests in a small number of earlier stage, high impact / high return companies.helioscv.com
Send Mode VC your deck
Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckAlert me when Helios Climate Ventures is active
One email when this firm shows new activity. Nothing else.
Firms like Helios Climate Ventures
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Questions
What stage does Helios Climate Ventures invest in?
Helios Climate Ventures reports entry at seed, series a.
How much does Helios Climate Ventures invest?
Helios Climate Ventures has not reported a check size.
Does Helios Climate Ventures lead rounds?
Yes. Helios Climate Ventures says it can lead.
Who are the partners at Helios Climate Ventures?
Jesse Johnson (Managing Director), Terry Kellogg (Managing Director), Josh Grehan (Partner), Daniel Doimo (Partner).
Is Helios Climate Ventures active right now?
No recent activity since September 2026.
Work at Helios Climate Ventures? Claim or correct this profile.