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Series C Energy Companies

Explore 55 energy startups that raised series c funding. Access verified founder contact information and fundraising data.

Total Companies
55
Total Funding
$2.1B
Avg Funding
$82.9M
Cities
23

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Cypress, United States
$18.0M
raised

Sapphire Technologies develops, manufactures, and sells energy recovery systems for both natural gas and hydrogen industrial applications.

Sep 2025
Series C

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$25.0M
raised

OneD Battery Sciences is a nanotechnology startup specializing in adding silicon to electric vehicle batteries.

Sep 2022
Series C

Founder Contacts

41,000+ verified contacts

Hyogo, Japan

Atomis is a cleantech company that manufactures prorous materials like PCP/MOFs alongside distributed gas sharing business.

Jul 2024
Series C

Founder Contacts

41,000+ verified contacts

Sunnyvale, United States
$550.0M
raised

Antora Energy is electrifying heavy industry with thermal energy storage for zero-carbon heat and power.

Jul 2026
Series C

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$370.0M
raised

Antares Industries designs and manufactures transportable nuclear fission microreactors for terrestrial and space applications.

Jul 2026
Series C

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Lyon, France
$8.3M
raised

BeeBryte remotely optimizes HVAC-R systems using AI to cut energy costs, ease operations, and ensure regulatory compliance.

Jul 2022
Series C

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom
$60.0M
raised

Nyobolt develops high-power energy storage systems based on advanced lithium-ion battery technology.

May 2026
Series C

Founder Contacts

41,000+ verified contacts

Ann Arbor, United States
$40.0M
raised

Utilidata is a grid technology startup that integrates AI capabilities to enhance data utilization and operational efficiency.

May 2026
Series C

Founder Contacts

41,000+ verified contacts

California City, United States

TeraWatt Technology is a manufacturing company that produces lithium-ion batteries.

Apr 2026
Series C

Founder Contacts

41,000+ verified contacts

Alzenau, Germany
$58.3M
raised

CMBlu Energy AG enables a sustainable and fair energy transition in various sectors and markets.

Apr 2026
Series C

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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St Louis, United States
$26.0M
raised

Covercress is a biotechnology company that manufactures an oilseed crop for food, bioenergy, and cattle feed.

Apr 2022
Series C

Founder Contacts

41,000+ verified contacts

Shimbashi, Japan
$5.4M
raised

Sharing Energy focuses on renewable energy solutions, specializing in the promotion and deployment of solar power systems.

Apr 2026
Series C

Founder Contacts

41,000+ verified contacts

South San Francisco, United States
$170.0M
raised

Glydways develops autonomous transportation systems that combine small electric vehicles with dedicated guideways for urban mobility.

Apr 2026
Series C

Founder Contacts

41,000+ verified contacts

Milpitas, United States
$40.0M
raised

GridX is a provider of cloud-based business operations support tools to utilities and energy suppliers.

Apr 2022
Series C

Founder Contacts

41,000+ verified contacts

Tokyo, Japan
$21.4M
raised

PowerX produces energy storage system solutions and power transfer vessels along with comprehensive EV charging station services.

Mar 2025
Series C

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Paris, France
$167.4M
raised

SaaS, Sustainability, Real Estate

Mar 2022
Series C

Founder Contacts

41,000+ verified contacts

$4.4M
raised

booost technologies is a corporate sustainability solution provider that offers energy management and new power agency services.

Mar 2026
Series C

Founder Contacts

41,000+ verified contacts

Paris, France
$44.1M
raised

Kayrros is an advanced data analytics company that helps global energy market participants make better investment decisions.

Mar 2022
Series C

Founder Contacts

41,000+ verified contacts

Boulder, United States
$35.0M
raised

Radia is enabling the best onshore wind energy and cheaper green electrons – through a unique aerial transportation solution

Mar 2024
Series C

Founder Contacts

41,000+ verified contacts

Tempe, United States
$15.0M
raised

Suntria is a residential storage & solar energy solutions provider.

Mar 2023
Series C

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Dublin, United States
$30.0M
raised

Amber Semiconductor is a fabless semiconductor company developing advanced power management solutions for AI data centers.

Mar 2026
Series C

Founder Contacts

41,000+ verified contacts

Førde, Norway
$99.1M
raised

Tibber is a digital electricity supplier that offers smart solutions to minimize their customers’ consumption and costs.

Mar 2022
Series C

Founder Contacts

41,000+ verified contacts

Yokohama, Japan
$35.3M
raised

Tsubame BHB is a technology company for innovative ammonia synthesis catalysts in the commercial-stage.

Feb 2024
Series C

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$105.0M
raised

Smart building solutions that automates building and workforce efficiencies, to maximize the ROI of your real estate portfolio.

Feb 2023
Series C

Founder Contacts

41,000+ verified contacts

Oakland, United States
$145.0M
raised

Lilac is a direct lithium extraction technology company that enables producers to extract lithium from brine resources.

Feb 2024
Series C

Founder Contacts

41,000+ verified contacts

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