Helium-3 Ventures
Overview
Helium-3 Ventures is a venture capital firm founded in 2021. The firm focuses on seed, early, and later-stage investments across various industries, including metal, fiber, waste management, AI, cleantech, robotics, and e-commerce, with a geographic focus on the U.S.
Investments
| Company | Date | Stage | Lead |
|---|---|---|---|
| Space Forge | May 2025 | Series A | Co-investor |
| Mending | Aug 2023 | Seed | Co-investor |
| Princeton NuEnergy | Jun 2024 | Series A | Co-investor |
| Runwise | Jun 2025 | Series B | - |
| Tixr | - | VC Round | Co-investor |
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Key People
David Hendrickson
Founding Partner
John Dauer
Founding Partner
Matthew Bellamy
Partner
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
FAQ
Where is Helium-3 Ventures based?
Helium-3 Ventures is headquartered in New York City, New York, United States.
When was Helium-3 Ventures founded?
Helium-3 Ventures was founded in 2021.
How many portfolio companies does Helium-3 Ventures have?
Helium-3 Ventures has 10 portfolio companies in Caplight's dataset.
What are some companies in Helium-3 Ventures's portfolio?
Portfolio companies visible on Caplight include Space Forge, Mending, Princeton NuEnergy, Runwise, Tixr.
What was Helium-3 Ventures's most recent investment shown here?
Helium-3 Ventures's most recent investment in this portfolio sample was in Runwise in 2025.
What sectors does Helium-3 Ventures focus on?
Helium-3 Ventures focuses on Healthcare & Life Sciences, Mobility, Transportation & Logistics, Enterprise Software, Energy & Sustainability, Energy & Sustainability, Frontier & Industrial Tech, Real Estate & PropTech, Consumer & Commerce, Frontier & Industrial Tech, Energy & Sustainability, Media, Entertainment & Gaming, Enterprise Software, Frontier & Industrial Tech, Energy & Sustainability, Energy & Sustainability, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, FinTech.
What company stages does Helium-3 Ventures focus on?
Helium-3 Ventures typically invests at the Early stage.
What is Helium-3 Ventures's AUM?
Helium-3 Ventures's assets under management are estimated between $0.0 and $50.0M.