About Helios Climate Ventures
Helios Climate Ventures is a venture capital firm founded in 2016. It is primarily based out of Aspen, United States. As of Feb 2026, Helios Climate Ventures is an active investor, having invested in 15 companies, with 1 new investment in the last 12 months. It primarily invests in Series A round in United States based startups. Its investments are spread across a wide range of sectors from High Tech to Energy Tech and Food and Agriculture Tech. Most recently it participated in the $***** Series A round of DG Matrix Overall, Helios Climate Ventures portfolio has seen 1 acquisition, namely AMP. A lot of funds co-invest with Helios Climate Ventures, with names like Volta sharing a substantial percentage of its portfolio. Helios Climate Ventures has team of 4 people including 3 partners.Key Metrics
Team Members
Portfolio Count
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series A, Series B & 1 more
Portfolio Acquisitions
Portfolio Soonicorns
Helios Climate Ventures' List of Top Investments
Helios Climate Ventures has a portfolio of 15 companies. Their most notable investments are in GDI and GDI.Their portfolio spans across United States and Canada. They have invested in High Tech, Energy Tech, Food and Agriculture Tech and 11 other sectors, across stages such as Series A, Series B and 1 more. Here is the list of top investments by Helios Climate Ventures:Developer of sustainable solid-state batteries. Its various applications, including electric vehicles, homes, and critical infrastructure. Its battery technology is designed to be safe, sustainable, and scalable.
Key facts about Factorial Energy
- Founded Year: 2013
- Location: Woburn (United States)
- Stage: Series D
- Total Funding till date: $244M
- Employee Count: 132 as on May 31, 2026
- Investors: North Sky Capital, YX Capital and 16 Others
- Latest Funding Round: Series D, Jan 07, 2026, $*****
- Highlight: Editors' Pick

2. Alsym Energy
Provider of non-flammable battery solutions. It provides solutions for electric vehicles, marine vessels, two-wheelers, and stationary storage. It does not use lithium and cobalt for making batteries.
Key facts about Alsym Energy
- Founded Year: 2015
- Location: Woburn (United States)
- Stage: Series B
- Total Funding till date: $104M
- Employee Count: 70 as on May 31, 2026
- Investors: General Catalyst, Thrive Capital and 5 Others
- Latest Funding Round: Series B, Feb 07, 2024, $*****
- Highlight: Editors' Pick
Developer of a process for extracting lithium. It provides a proprietary method to extract lithium sustainably by reducing GHG emissions and minimizing the use of chemicals and freshwater. Its technology consists of a plug-and-play automated process and rapid processing time.
Key facts about Summit Nanotech
- Founded Year: 2018
- Location: Calgary (Canada)
- Stage: Series B
- Total Funding till date: $95.7M
- Employee Count: 97 as on Apr 30, 2026
- Investors: Sustainable Development Technology Canada, BHP and 14 Others
- Latest Funding Round: Series B, Mar 18, 2025, $*****
- Highlight: Editors' Pick
4. DG Matrix
Provider of a DC fast charger for electric vehicles. The charger is based on single-unit L3 DC fast charging technology for optimized fast charging.
Key facts about DG Matrix
- Founded Year: 2022
- Location: Tempe (United States)
- Stage: Series A
- Total Funding till date: $80M
- Employee Count: 66 as on May 31, 2026
- Investors: Clean Energy Ventures, Chevron Technology Ventures and 10 Others
- Latest Funding Round: Series A, Feb 18, 2026, $*****
- Highlight: Editors' Pick

5. Coreshell
Developer of battery solutions utilizing metallurgical silicon for enhanced energy storage. The company focuses on creating cost-effective and scalable battery technology. Their solutions aim to improve battery performance and reduce reliance on critical materials. The company’s technology supports the broader adoption of electrification.
Key facts about Coreshell
- Founded Year: 2017
- Location: San Leandro (United States)
- Valuation: $*****
- Stage: Series C
- Total Funding till date: $88M
- Employee Count: 55 as on May 31, 2026
- Investors: Industry Ventures, Entrada Ventures and 20 Others
- Latest Funding Round: Series C, Mar 20, 2026, $*****
- Highlight: Editors' Pick
Helios Climate Ventures' Year-on-Year Investment Trends
Helios Climate Ventures has invested in 15 companies over the last 8 years, with an average of 2 new investments annually in the last 5 years. In 2025, it made 2 investments, while as of Feb 2026, it has made 1 investment in this year. Its most recent first time investment was in DG Matrix and most recent follow-on round was in GDI.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 1 | 0 | 1 |
2025 | 0 | 2 | 2 |
2024 | 1 | 0 | 1 |
2023 | 2 | 1 | 3 |
2022 | 5 | 0 | 5 |
2021 | 0 | 0 | 0 |
2020 | 0 | 0 | 0 |
2019 | 0 | 0 | 0 |
2018 | 1 | 0 | 1 |
Helios Climate Ventures' Investments by Stage
Helios Climate Ventures has made 8 investments in Series A stage with an average round size of $27.3M, 1 investment in Series B stage with an average round size of $22M and 1 investment in Series D stage with an average round size of $54M.Stage of entry | No. of Investments |
|---|---|
Series A | 8 |
Series B | 1 |
Series D | 1 |
Note: We have considered here, only first round of investments
Helios Climate Ventures' Investments by Sector
Helios Climate Ventures has a diverse portfolio, with companies operating in the High Tech, Energy Tech, Sustainability Tech, Environment Tech and Auto Tech. Notably, it has invested in 14 Tech companies, 12 Enterprise (B2B) companies, 12 Tech hardware companies and at least 2 companies focusing on Consumer (B2C).Sector | No. of Investments |
|---|---|
High Tech | 8 |
Energy Tech | 7 |
Sustainability Tech | 4 |
Environment Tech | 2 |
Auto Tech | 1 |
Others | 7 |
Note: We have considered here, only first round of investments
Helios Climate Ventures' Investments by Geography
Helios Climate Ventures has made most investments in United States (9), followed by Canada where it has made 1 investment.Country | No. of Investments |
|---|---|
United States | 9 |
Canada | 1 |
Note: We have considered here, only first round of investments
Helios Climate Ventures' recent investments
Helios Climate Ventures has made 1 investments in 2026 so far - DG Matrix.Here are the most recent investments by Helios Climate Ventures:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Feb 18, 2026 | United States | Series A | 1642 | [+7] | |
May 19, 2025 | United States | Series A | 7948 | [+1] | |
Mar 18, 2025 | United States | Series B | 6701 | [+7] | |
Jun 20, 2024 | United States | Series A | 2400 | [+1] | |
Sep 05, 2023 | United States | Series A | 7677 |
Acquired companies in Helios Climate Ventures' Portfolio
1 company from Helios Climate Ventures' portfolio has been acquired. The most recent acquisition was AMP in Nov 2023 by Ford for $*****.Here are Helios Climate Ventures' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Nov 02, 2023 | Oct 28, 2022 | Series A | 6956 |
Team profile of Helios Climate Ventures
Helios Climate Ventures has a team of 4 members including 3 Partners located in United States. Helios Climate Ventures' team does not sit on the board of any company as of now.Here is a list of all team members in Helios Climate Ventures:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | Newton | - | ||
Partner | Waitsfield | - | ||
Partner | Snowmass Village | - | - |
Co-investors of Helios Climate Ventures
Over the past 8 years, 88 investors have co-invested in Helios Climate Ventures's portfolio companies. This includes funds and angels.
- Invested before Helios Climate Ventures: OSTI, National Science Foundation and 39 others have invested in rounds before Helios Climate Ventures. There are 2 companies where OSTI has invested before Helios Climate Ventures and 2 companies where National Science Foundation has invested before Helios Climate Ventures.
- Top Co-investors of Helios Climate Ventures: 29 investors entered a company along with Helios Climate Ventures. These include investors like Volta (2 companies).
- Invested after Helios Climate Ventures: A total of 18 investors have invested in Helios Climate Ventures's portfolio after their investments. Top Investors include LG Technology Ventures (2 companies), Stellantis (1 company) and Mercedes-Benz (1 company).
Recent News related to Helios Climate Ventures
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DG Matrix Closes $60 Million Series A to Scale Next-Generation Power Infrastructure for AI and Electrificationintelligence360•Mar 11, 2026•ABB, MCJ, Engine Ventures, Sabanc Climate Tech and 4 others
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DG Matrix Raises $60M in Series A FundingFinSMEs•Feb 18, 2026•ABB, Engine Ventures, Sabanc Climate Tech, DG Matrix and 3 others
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DG Matrix Raises $60M in Series A for Solid-State Transformer TechnologyTechCrunch+•Feb 18, 2026•ABB, Engine Ventures, DG Matrix, Chevron and 7 others
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Sun Mobility secures funding from Helios Climate and PIDG for expansionNewsDrum•Jul 29, 2025•SUN Mobility, Helios Climate Ventures, PIDG, Helios and 1 other
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Coreshell Raises $24 M to Commercialize the Lowest-Cost and Domestically-Sourced Lithium-Ion Battery Anodeintelligence360•Mar 28, 2025•Coreshell, Ferroglobe, Zeon Ventures, Lane Venture and 6 others
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Coreshell Raises $24M To Commercialize the Lowest-Cost and Domestically-Sourced Lithium-Ion Battery AnodeMiningstockeducation•Mar 18, 2025•Coreshell Technologies, Ferroglobe, Zeon, Entrada Ventures and 8 others
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Mixerial lift of USD eight million in the context of financelelezard.com•Jun 20, 2024•Maxterial, Helios Climate Ventures, Qemeticasol, Qemetica and 2 others
