About Centaurus Capital
Centaurus Capital is a venture capital firm located in Hong Kong, China. As of Sep 2026, Centaurus Capital is an active investor, having invested in 6 companies, with 2 new investments in the last 12 months. It primarily invests in Series B round in United States based startups. Its investments are spread across a wide range of sectors from High Tech to Environment Tech and Enterprise Applications. Most recently it participated in the $***** Series B round of Mazama Energy Overall, Centaurus Capital portfolio has seen 2 unicorns and 1 IPO, namely Gradiant, Epirus and Fervo Energy. A lot of funds co-invest with Centaurus Capital, with names like BoltRock Holdings sharing a substantial percentage of its portfolio.Key Metrics
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series B, Series D & 1 more
Portfolio IPOs
Deals in last 12 months
Centaurus Capital's List of Top Investments
Centaurus Capital has a portfolio of 6 companies, including 2 unicorns. Their most notable investments are in Mazama Energy and Metal Oxide Technologies.Their portfolio spans across and United States. They have invested in High Tech, Environment Tech, Enterprise Applications and 3 other sectors, across stages such as Series B, Series D and 1 more. Here is the list of top investments by Centaurus Capital:
1. Gradiant
Provider of industrial water treatment solutions and technologies. It offers end-to-end, turnkey treatment systems engineered to meet specific customer requirements. Services include water reduction, reclamation, and renewal, recovering valuable resources from wastewater. Custom chemical formulations are developed in-house to support these technologies. The company's solutions address various industrial sectors, focusing on minimizing environmental impact and optimizing water usage. Technologies include those for PFAS removal, lithium extraction, and green hydrogen production.
Key facts about Gradiant
- Founded Year: 2013
- Location: Woburn (United States)
- Valuation: $*****
- Stage: Series E
- Total Funding till date: $400M
- Employee Count: 919 as on Sep 30, 2026
- Investors: Schechter, WorldQuant Ventures and 18 Others
- Latest Funding Round: Series E, May 18, 2026, $*****
- Highlight: Editors' Pick
2. Epirus
Developer of high-power microwave systems for electronic warfare and air defense. The company combines solid-state, long-pulse high-power microwave systems with artificial intelligence and advanced electronics. It offers systems for layered short-range air defense and maneuver short-range defense. The company also provides testing and validation for electronic effects on long-range targets. It develops capabilities to defend high-value assets and provides compact electronic warfare. The company delivers air domain awareness using perception capabilities.
Key facts about Epirus
- Founded Year: 2017
- Location: Los Angeles (United States)
- Valuation: $*****
- Stage: Series D
- Total Funding till date: $537M
- Employee Count: 250 as on Sep 30, 2026
- Investors: T. Rowe Price, Greenspring Associates and 33 Others
- Latest Funding Round: Series D, Oct 09, 2025, $*****
- Highlight: Editors' Pick
3. Fervo Energy
Developer of next-generation geothermal projects delivering carbon-free energy. It pioneers a new approach to geothermal energy using technologies like horizontal drilling and distributed fiber optic sensing to unlock geothermal resources. It focuses on making geothermal energy a scalable resource and ensures environmental health and safety in its operations. The company aims to decarbonize challenging parts of the electricity sector through geothermal energy.
Key facts about Fervo Energy
- Founded Year: 2017
- Location: San Francisco (United States)
- Stage: Public
- Total Funding till date: $1.12B
- Employee Count: 305 as on Sep 30, 2026
- Investors: AllianceBernstein, Capricorn and 40 Others
- Latest Funding Round: Conventional Debt, Mar 19, 2026, $*****
- Highlight: Public
Mazama Energy is a company focused on advancing geothermal energy technologies, seeking to harness heat from superhot rocks to generate power. The company is developing innovative solutions to extract heat from these resources, with the goal of creating a new, renewable energy source.
Key facts about Mazama Energy
- Founded Year: 2023
- Location: Seattle (United States)
- Stage: Series B
- Total Funding till date: $135M
- Employee Count: 33 as on Aug 31, 2026
- Investors: Shell, Khosla Ventures and 8 Others
- Latest Funding Round: Series B, Sep 17, 2026, $*****
Key facts about Metal Oxide Technologies
- Founded Year: 1997
- Location: United States
- Valuation: $*****
- Stage: Series B
- Total Funding till date: $116M
- Employee Count: 87 as on Sep 30, 2026
- Investors: DNS Capital, Crosscut Ventures and 7 Others
- Latest Funding Round: Series B, Dec 12, 2024, $*****
Centaurus Capital's Year-on-Year Investment Trends
Centaurus Capital has invested in 6 companies over the last 8 years, with an average of 1 new investment annually in the last 5 years. In 2025, it made 1 investment, while as of Sep 2026, it has made 1 investment in this year. Its most recent first time investment was in Mazama Energy.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 1 | 0 | 1 |
2025 | 1 | 0 | 1 |
2024 | 1 | 0 | 1 |
2023 | 1 | 0 | 1 |
2022 | 0 | 0 | 0 |
2021 | 0 | 0 | 0 |
2020 | 0 | 0 | 0 |
2019 | 0 | 0 | 0 |
2018 | 1 | 0 | 1 |
Centaurus Capital's Investments by Stage
Centaurus Capital has made 2 investments in Series B stage with an average round size of $87.5M, 2 investments in Series D stage with an average round size of $262M and 1 investment in Series E stage with an average round size of $462M.Stage of entry | No. of Investments |
|---|---|
Series B | 2 |
Series D | 2 |
Series E | 1 |
Note: We have considered here, only first round of investments
Centaurus Capital's Investments by Sector
Centaurus Capital has a diverse portfolio, with companies operating in the Energy, Enterprise Applications, Environment Tech, Sustainability Tech and Energy Tech. Notably, it has invested in 4 Enterprise (B2B) companies, 3 Software companies, 3 Tech companies and at least 2 companies focusing on Social impact.Sector | No. of Investments |
|---|---|
Energy | 2 |
Enterprise Applications | 2 |
Environment Tech | 2 |
Sustainability Tech | 2 |
Energy Tech | 1 |
Note: We have considered here, only first round of investments
Centaurus Capital's Investments by Geography
Centaurus Capital has made most investments in United States (5).Centaurus Capital's recent investments
Centaurus Capital has made 1 investments in 2026 so far - Mazama Energy.Here are the most recent investments by Centaurus Capital:
Filter this listDate | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Sep 17, 2026 | United States | Series B | 4762 | [+7] | |
Dec 04, 2025 | United States | Series E | 6994 | [+23] | |
Sep 19, 2024 | United States | Series B | 7637 | [+3] | |
May 05, 2023 | United States | Series D | 5731 | ||
Apr 03, 2018 | United States | Series D | 1351 | [+2] |
Unicorns in Centaurus Capital's Portfolio
Centaurus Capital has 2 unicorns in its portfolio - Gradiant and Epirus. The most recent unicorn in their portfolio is Gradiant. It became a unicorn in 2023.Here is a list of unicorns in Centaurus Capital's portfolio:
Tracxn Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
|---|---|---|---|---|---|---|---|
72 | Provider of industrial water treatment solutions and technologies | 2013 | Woburn | Series E | {ksvpkx | ||
67 | Developer of high-power microwave systems for electronic warfare and air defense | 2017 | Los Angeles | Series D | rtsqecy |
IPOs and Publicly Listed companies in Centaurus Capital's Portfolio
1 of Centaurus Capital's portfolio company became public - Fervo Energy. It got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ), in May 2026 at marketcap of $7.45BHere are Centaurus Capital's portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
May 13, 2026 | Dec 04, 2025 | Series E | 3998 |
Co-investors of Centaurus Capital
Over the past 8 years, 63 investors have co-invested in Centaurus Capital's portfolio companies. This includes funds and angels.
- Invested before Centaurus Capital: OSTI, Warburg Pincus and 27 others have invested in rounds before Centaurus Capital. There are 2 companies where OSTI has invested before Centaurus Capital and 1 company where Warburg Pincus has invested before Centaurus Capital.
- Top Co-investors of Centaurus Capital: 26 investors entered a company along with Centaurus Capital. These include investors like BoltRock Holdings (1 company).
- Invested after Centaurus Capital: A total of 8 investors have invested in Centaurus Capital's portfolio after their investments. Top Investors include HSBC (1 company), Hostplus (1 company) and Clearvison Ventures (1 company).
Recent News related to Centaurus Capital
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Mazama Energy Secures $135 Million Funding to Scale Engineered Geothermal SystemsAgencia EFE•Sep 17, 2026•Centaurus Capital, Mazama Energy, Shell
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CVM mandates Centaurus to conduct a billion-dollar OPA for OncoclínicasSpaceMoney•Aug 26, 2026•Centaurus Capital
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Hephae Raises Nearly $18M to Deploy Geothermal Drilling TechnologyRenewables Now•Jul 10, 2026•Hephae Energy Technology, New System Ventures, Underground Ventures, Susquehanna International Group and 9 others
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Type One Energy Secures $87M Series B Funding Round Backed by Bill GatesNewsdirectory3•Jan 14, 2026•TDK Ventures, Doral Energy-Tech Ventures, Type One Energy Group, Breakthrough Energy and 2 others
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Defense tech startup Epirus raises $250M Series D to counter drone swarmsTechCrunch+•Mar 05, 2025•Epirus, 8VC, Washington Harbour Partners, Gaingels and 11 others
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MetOx International Secures $25M Investment For Advanced HTS Wire TechnologySuperbCrew•Sep 25, 2024•Metal Oxide Technologies, New System Ventures, Centaurus Capital
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Type One Energy Group: Affordable Fusion Power Company Raises $82.4 Million (Seed)Pulse 2.0•Aug 11, 2024•Type One Energy Group, Centaurus Capital, Foxglove
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Type One Energy announces final close on its $82.4 million seed roundTeknovation•Jul 31, 2024•Type One Energy Group, Breakthrough Energy, Global From Day One, Foxglove and 4 others
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Gradiant raises $225m in new funding; to boost ME operationsTrade Arabia•Jun 11, 2023•Gradiant, Centaurus Capital
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Water tech firm Gradiant hits 'unicorn' status after $225 million raiseReuters•May 17, 2023•Gradiant, Centaurus Capital, General Innovation Capital Partners
