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Seed Carbon Capture Companies

Explore 51 carbon capture startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
51
Total Funding
$48.4M
Avg Funding
$1.9M
Cities
20

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Karlsruhe, Germany
$833K
raised

Rement develops a resource recovery technology for concrete waste that stores carbon as a co-benefit.

Sep 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Tsukuba, Japan
$404K
raised

Carbon CryoCapture is a carbon capture company that specializes in the development of CO2 separation and recovery technology.

Sep 2025
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom

An innovative SaaS platform empowering construction industry professionals to reduce the carbon impact of their projects.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Santa Monica, United States

Climate Transition Development excels renewables with Green Snow, advancing geothermal, carbon capture, and green cloud tech.

Sep 2022
Seed

Founder Contacts

41,000+ verified contacts

Berkeley, United States
$7.0M
raised

Terranova uses terraforming robots to lift land using underground injection.

Sep 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Zug, Switzerland

Open Forest Protocol is building the most transparent monitoring tools and financing mechanisms for nature-based climate solutions.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Palmerston North, New Zealand

Captivate Technology is an environmental tech company that uses technology for capturing carbon dioxide from emissions.

Aug 2024
Seed

Founder Contacts

41,000+ verified contacts

College Park, United States
$250K
raised

Alchemity develops modular reactor systems that convert greenhouse gases and underutilized resources into carbon-neutral fuels.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

Minneapolis, United States
$2.6M
raised

Turn undervalued biomass into functional ingredients for the leading food and ingredient companies with patented NEXTRACT™ Technology.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$1.7M
raised

Amazonica is an initiative focused on sustainable development and environmental conservation in the Amazon region.

Jul 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Calgary, Canada
$2.1M
raised

CleanO2 is a microscale carbon capture solution platform for the commercial heating industry.

Jul 2022
Seed

Founder Contacts

41,000+ verified contacts

Madrid, Spain
$300K
raised

Land as a Service (LaaS)

Jun 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$3.7M
raised

Seqana develops a software enabling carbon capturing for farmers.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Dallas, United States
$5.0M
raised

Mantle Energy develops activated geothermal systems that repurpose depleted wells to generate low-carbon baseload power.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Helsinki, Finland
$4.2M
raised

Reduciner's vision is to turn industrial CO₂ emissions from a liability into a valuable resource.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Vancouver, Canada
$1.2M
raised

CO2 Lock permanently stores CO₂ in rock, reducing atmospheric CO₂ and advancing sustainability goals.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom

ViridiCO2 delivers innovative, disruptive technology, capable of addressing the lack of mitigative Carbon Capture Utilisation technology.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Jackson, United States
$1.5M
raised

Land and Carbon is climate solutions company that restores degraded lands with carbon solutions to capture gigatons of CO2.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Herndon, United States
$3.0M
raised

CarbonKerma is combining carbon capture and blockchain technology to help the world reach targets set by the Paris Climate Accord by 2050.

Apr 2022
Seed

Founder Contacts

41,000+ verified contacts

Dallas, United States
$6.0M
raised

XCarbon Technologies reduces power consumption with the patented, and scalable XECO Power Tuning Platform.

Apr 2024
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Paris, France
$3.4M
raised

Fairglow is an environmental management platform that offers life cycle assessment, carbon accounting, and eco-design tools using AI.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Lausanne, Switzerland
$1.4M
raised

Qaptis combats climate change by capturing CO2 emissions at the source.

Mar 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Ucaneo is an environmental services company that develops carbon removal technology designed to capture carbon dioxide from the air.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$250K
raised

Sustainability solutions such as carbon credits, circular supply chain and waste to value solutions.

Feb 2022
Seed

Founder Contacts

41,000+ verified contacts

Asheville, United States
$3.5M
raised

Leading carbon removal climate-tech company with proprietary tech and R&D to address climate justice

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

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