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Key people at Helios Climate Ventures.
Helios Climate Ventures operates as an investment firm dedicated to accelerating the development and deployment of breakthrough technological solutions aimed at addressing climate change. The firm primarily focuses on early-stage companies, providing capital and strategic support to innovators developing scalable climate technologies, with a particular specialization in the energy storage ecosystem. Their approach emphasizes identifying opportunities where significant financial returns are intrinsically linked to positive climate impact.
The firm was founded by Terry Clark around 2016, stemming from an insight that impactful climate solutions could also yield substantial financial returns, thereby attracting necessary capital to the sector. Clark, leveraging a background in venture and technology, established Helios to bridge the gap between innovative climate technologies and the resources required for their commercialization and scale. This foundational premise underscores their strategy of supporting companies poised for transformational change.
Helios Climate Ventures primarily serves early-stage climate technology companies, providing the foundational investment and guidance necessary to mature their innovations. The firm’s overarching vision is to contribute meaningfully to global decarbonization efforts by nurturing these enterprises, ultimately fostering a resilient and sustainable future. They aim to empower the next generation of climate leaders, ensuring their solutions can effectively address the planet’s most pressing environmental challenges.
Helios Climate Ventures has 5 tracked investments across 4 companies. The latest tracked deal is $30.0M Series F in ZincFive in December 2025.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Dec 4, 2025 | ZincFive | $30.0M Series F | — | Clear Creek Investments, General Ventures, Japan Energy Fund, Hannah MEI Andrews |
| Feb 1, 2023 | Liminal | $18.0M Series A | ArcTern Ventures | Fifth Wall, Chrysalix Energy Venture Capital, Ecosystem Integrity Fund, Good Growth Capital, Impact Science Ventures, Paolo Cerruti, University OF Tokyo Edge Capital, Volta Energy Technologies |
| Jan 18, 2023 | Summit Nanotech | $50.0M Series A | Cheri Corbett, Connecticut Innovations, Naynika Chaubey | Capricorn Investment Group, Grantham Foundation, NGP, Volta Energy Technologies, Xora Innovation |
| Apr 6, 2022 | Liminal | $8.0M Series A | Good Growth Capital, University OF Tokyo Edge Capital | Chrysalix Energy Venture Capital, Elemental Excelerator, Impact Science Ventures, Incite, Volta Energy Technologies |
| Sep 24, 2018 | Lionano | $22.0M Series B | Helios Climate Ventures, NXT Ventures, Wave Equity Partners | — |
Key people at Helios Climate Ventures.