Which startups have raised the most funding in the CCUS market?

Last updated: 13 July 2026

Download our beautiful pitch about the CCUS market

market research pitch 2026 statistics CCUS market

In our CCUS market deck, you will find everything you need to understand the market

The CCUS market includes startups working on carbon capture, direct air capture, CO2 utilization, mineralization, ocean removal, and carbon storage.

This list is updated every month, so investors, founders, and climate teams can follow which CCUS startups are raising the most capital.

The market is still young, but funding is already concentrated around a few large companies with industrial, infrastructure, or utilization models.

And if you want to better understand this new industry, you can download our pitch covering the CCUS market.

A quick summary table

Metric Value
Most funded startup Climeworks, with $978M raised
Second most funded startup Twelve, with $872M raised
Largest funding round Climeworks, $162M in July 2025
Median funding About $20M
Share of funding captured by the top 10 About 77% of ranked funding
Median time since last round About 2 years
Startups that raised funding in the last 12 months 18 startups
CCUS startups above $100M raised 15 startups
Direct air capture startups above $50M 7 startups
Ocean carbon removal startups above $10M 4 startups
Chart illustrating yearly VC funding for CCUS startups

This chart, included in our CCUS market deck, illustrates yearly VC funding for CCUS startups

Top startups in the CCUS market ranked by total funding raised

Here is an updated table that ranks the top startups in the CCUS market based on the total amount of funding they have raised to date.

The table also includes the total number of funding rounds, the date and size of the latest round, the financing type (e.g. Series A, equity financing), key investors, the startup’s current status (active, IPO, acquired, or shut down), and a confidence score based on the data collected (we excluded startups with very low data confidence, to make sure everything is reliable).

If you're interested in knowing how much these startups are worth, you can check our list of the top startups in the CCUS market ranked by valuation.

# Startup What They Do Total Raised ($) Total Rounds Last Round Date Last Round Amount ($) Last Round Type Key Investors Current Stage Confidence
1 Climeworks Direct air capture removal $978M 5+ July 2025 $162M Series G / equity BigPoint Holding, Partners Group, GIC Active Partial
2 Twelve CO2-to-fuels and chemicals $872M 5 Not disclosed $85M Series C / project extension SMBC, TPG, Pulse Fund Active Partial
3 LanzaTech Waste-carbon fuels and chemicals $788M 8+ May 2026 $10M PIPE / registered direct LanzaTech Global SPV, institutional investors IPO Partial
4 Svante Industrial carbon capture filters $462M 6 March 2023 $5M Series E add-on Chevron, Temasek, United Airlines Active Strong
5 Newlight Technologies Converts gases into biomaterials $220M 5 August 2023 $125M Equity / Series F GenZero, Oxy Low Carbon Ventures, Charter Next Generation Active Strong
6 Heirloom Limestone-based direct air capture $203M 4 December 2025 Undisclosed Convertible preferred DBJ, Chiyoda, Lowercarbon Capital Active Strong
7 Carbon Clean Modular industrial carbon capture $195M 4 May 2022 $150M Series C Chevron, CEMEX Ventures, AXA IM Alts Active Partial
8 CarbonCure CO2 mineralization for concrete $169M 9 July 2023 $80M Series F Blue Earth Capital, Breakthrough Energy Ventures, Amazon Climate Pledge Fund Active Partial
9 Remora Vehicle exhaust carbon capture $117M 3 May 2023 $60M Series B Valor Equity Partners, Lowercarbon Capital, Voyager Ventures Active Partial
10 Avnos Hybrid direct air capture $116M 2 February 2024 $36M Series A NextEra Energy Resources, Shell Ventures, Safran Active Partial
11 CarbonCapture Modular DAC machines $115M 2 March 2024 $80M Series A completion Prime Movers Lab, Amazon, Aramco Ventures Active Partial
12 Carbon Engineering Industrial direct air capture $110M 7 equity-like November 2022 $7M Strategic equity Air Canada, Airbus, Oxy Acquired Partial
13 Air Company / AIRCO CO2-to-synthetic fuels $108M 4 September 2024 $69M Series B Avfuel, Lowercarbon Capital, IQT Active Strong
14 Air Protein Makes protein from air $107M 2 May 2023 $75M Venture / Series unknown ADM Ventures, GV, Barclays Active Partial
15 Solidia Technologies Low-carbon cement and concrete $105M 3 April 2021 $78M Series D / Growth Imperative Ventures, Zero Carbon Partners, Breakthrough Energy Ventures Active Strong
16 Verdox Electrochemical carbon capture $80M 1 February 2022 $80M Series C Breakthrough Energy Ventures, Prelude Ventures, Lowercarbon Capital Active Strong
17 Carbon Recycling International Converts CO2 to methanol $76M 2 June 2023 $30M Equity investment Equinor Ventures, Gildi, Sjóvá Active Strong
18 Global Thermostat DAC and flue capture $70M 4 May 2023 Undisclosed Series B / strategic Presidio Ventures, Acario, ExxonMobil Acquired Partial
19 Captura Direct ocean carbon capture $58M 4 June 2026 $12M Series B Equinor Ventures, Aramco Ventures, EDP Ventures Active Strong
20 Terradot Enhanced rock weathering CDR $58M 2 December 2024 $54M Series A John Doerr, Microsoft Climate Innovation Fund, Google Active Full
21 Deep Sky Carbon removal infrastructure $56M 1 November 2023 $56M Series A Brightspark Ventures, Whitecap Venture Partners, Investissement Québec Active Strong
22 Again CO2-to-green chemicals $56M 6 July 2024 $43M Series A GV, HV Capital, KOMPAS VC Active Partial
23 Carbon Upcycling CO2-enhanced cement materials $51M 7 June 2025 $18M Investment / Series A extension Builders Vision, BDC Capital, Climate Investment Active Strong
24 Aircapture Modular direct air capture $50M 1 June 2025 $50M Series A Larsen Lam Climate Change Foundation Active Strong
25 44.01 Mineralizes CO2 into rock $47M 3 February 2025 $5M Series A extension Nysnø Climate Investments, Jasoor Ventures, Equinor Ventures Active Full
26 Spiritus Low-cost direct air capture $41M 2 March 2025 $30M Series A Aramco Ventures, Khosla Ventures, Mitsubishi Heavy Industries Active Strong
27 Capture6 Brine-to-carbon removal systems $34M 2 March 2025 $28M Series A Tetrad Corp., Hyundai ZER01NE Ventures, Energy Capital Ventures Active Partial
28 Paebbl CO2-mineralized building materials $33M 2 October 2024 $25M Series A Capnamic, Amazon Climate Pledge Fund, Holcim Active Strong
29 Mission Zero Electrochemical DAC technology $33M 3 March 2024 $28M Series A 2150, Breakthrough Energy, World Fund Active Strong
30 Vaulted Deep Stores organic waste underground $32M 2 November 2024 $32M Series A Prelude Ventures, Earthshot Ventures, Fall Line Capital Active Partial
31 Mantel Molten-borate industrial capture $32M 2 September 2024 $30M Series A Shell Ventures, Eni Next, Engine Ventures Active Full
32 NovoNutrients CO2-to-protein fermentation $30M 5 July 2024 $18M Series A Woodside Energy, CM Venture Capital, SOSV Active Partial
33 Carbyon Fast-swing direct air capture $28M 3 July 2025 Undisclosed Series A extension Siemens, Lowercarbon Capital, Invest-NL Active Partial
34 C-Capture Solvent-based industrial carbon capture $28M 4 September 2023 $12M Series B Northern Gritstone, bp Ventures, Drax Active Partial
35 Blue Planet Systems CO2 mineralized construction aggregates $27M 4 July 2023 $8M Series C / Strategic Chevron Technology Ventures, Holcim Active Partial
36 RepAir Carbon Electrochemical carbon capture $27M 3 April 2025 $15M Series A extension Taranis Carbon Ventures, Extantia, Ormat Active Strong
37 MTR Carbon Capture Membrane carbon capture systems $27M 1 April 2026 $27M Series B Climate Investment, Hartree Partners Active Partial
38 CREW Carbon Wastewater carbon removal $24M 2 May 2026 $19M Series A Burnt Island Ventures, AP Ventures, Sony Innovation Fund Active Full
39 Ebb Carbon Ocean alkalinity carbon removal $23M 2 April 2023 $20M Series A Prelude Ventures, Evok Innovations, Congruent Ventures Active Partial
40 Greenlyte DAC plus green hydrogen $20M 3 March 2024 $11M Pre-Series A Earlybird, Green Generation Fund, Partech Active Full
41 D-CRBN Plasma CO2 recycling $20M 1 May 2026 $20M Series A Astaia, SFPIM, EIC Fund Active Full
42 Gigablue Marine carbon dioxide removal $20M 1 January 2026 $20M Series A Planet Ocean Capital, climate family offices Active Strong
43 Dimensional Energy CO2-to-SAF fuels $20M 2 December 2023 $20M Series A Envisioning Partners, Microsoft Climate Innovation Fund, United Airlines Ventures Active Partial
44 CarbonQuest Distributed onsite carbon capture $20M 3 February 2025 $20M Series A Riverbend Energy Group, Energy Capital Ventures, Aligned Climate Capital Active Strong
45 Eion Enhanced rock weathering farmland $20M 3 September 2024 $3M Series A extension Growmark, AgFunder, Ridgeline Acquired Partial
46 Dioxycle CO2-to-chemicals electrolysis $17M 2 July 2023 $17M Series A Lowercarbon Capital, Breakthrough Energy Ventures, Gigascale Capital Active Partial
47 Carbon Ridge Maritime onboard carbon capture $16M 2 October 2024 $10M Venture / Series A-style Crosscut Ventures, WTI, Grantham Foundation Active Full
48 CarbiCrete Cement-free CO2-cured concrete $16M 3 May 2022 $5M Series A second close Saint-Gobain, Aera VC, Fondaction Active Partial
49 Planetary Technologies Ocean alkalinity enhancement $15M 2 October 2024 $11M Series A Evok Innovations, BDC Capital, Amplify Capital Active Strong
50 Feynman Dynamics Electrochemical CO2 conversion $14M 2 February 2024 $14M Pre-A Tianjin Venture Capital, GL Ventures, Lightspeed China Partners Active Partial
51 Phlair Hydrolyzer-based direct air capture $13M 1 September 2024 $13M Seed Extantia Capital, Planet A, Verve Ventures Active Strong
52 Origen Limestone-based carbon removal $13M 1 January 2025 $13M Series A Barclays Climate Ventures, Shell Ventures, Exascale Fund Active Full
53 Equatic Seawater electrolysis carbon removal $12M 1 August 2025 $12M Series A C3H, Kibo Invest Active Full
54 Alt Carbon Enhanced rock weathering removal $12M 1 May 2025 $12M Seed Lachy Groom, existing investors Active Full
55 Noya Water-positive DAC systems $12M 2 April 2023 $11M Series A Union Square Ventures, Collaborative Fund, Lowercarbon Shutdown Partial
56 CarbonWorks Microalgae CO2 utilization $12M 1 March 2022 $12M Series A BNP Paribas Principal Investments, Bpifrance, Demeter Active Full
57 CarbonBuilt Low-carbon concrete masonry $10M 1 October 2021 $10M Series A Grantham Environmental Trust, Tony Pritzker, Lime Street Ventures Active Strong
58 Sustaera Low-cost DAC technology $10M 1 December 2021 $10M Series A Breakthrough Energy Ventures, Grantham Trust, Third Derivative Active Strong
59 Nuada Heatless MOF carbon capture $10M 2 July 2023 $4M Series A extension Clean Growth Fund, Barclays, BGF Active Partial
60 Arca (formerly Carbin Minerals) Mine-tailings carbon mineralization $10M 2 February 2025 $8M Venture funding Side Stage Ventures, Saniel Ventures Active Partial
61 General Galactic CO2-to-clean fuels $10M 2 November 2024 $8M Seed Harpoon Ventures, Refactor Capital, Climate Capital Active Full
62 Aqualung Carbon Capture Membrane CO2 separation $10M 2 April 2025 Undisclosed Financing round JDA partner, LGE, Tupras Ventures Active Partial
63 Limenet CO2-free lime carbon removal $8M 1 December 2025 $8M Venture / Seed CDP Venture Capital, Fassa Bortolo Active Partial
64 Ucaneo Biomimetic direct air capture $7M 1 March 2025 Undisclosed Seed follow-on Aramco Ventures, Energie 360, IBB Ventures Active Partial
65 UP Catalyst CO2-to-battery carbon materials $7M 3 August 2024 $3M Seed extension Warsaw Equity Group, SmartCap, Extantia Active Strong
66 Skytree Onsite DAC for CO2 supply $6M 1 June 2023 $6M Seed Horticoop, Yield Lab Europe Active Strong
67 Sirona Technologies Direct air capture systems $6M 1 June 2024 $6M Seed LocalGlobe, XAnge, Satgana Active Strong
68 Lithos Carbon Basalt weathering on farms $6M 1 October 2022 $6M Seed Union Square Ventures, Greylock Partners, Bain Capital Ventures Active Strong
69 Aerleum CO2-to-fuels conversion $6M 1 September 2024 $6M Seed 360 Capital, HTGF, Norrsken Active Full
70 Carbonaide CO2-cured concrete technology $6M 2 January 2026 $4M Seed / growth round Vantaan Energia, Redstone, Ihantola Invest Active Partial
71 Aircela Air-to-fuel DAC systems $6M 2 February 2023 Undisclosed Series A Maersk Growth Active Partial
72 NeoCarbon Retrofitted industrial DAC $5M 2 December 2023 $4M Seed RAISE Seed For Good, Speedinvest, PT1 Active Strong
73 Seabound Ship carbon capture systems $5M 2 May 2022 $4M Seed Lowercarbon Capital, Soma Capital, Eastern Pacific Shipping Active Strong
74 Oxylus Energy CO2-to-clean fuels $5M 1 September 2024 $5M Seed Toyota Ventures, Azolla Ventures, Earth Foundry Active Full
75 Parallel Carbon DAC and clean hydrogen $4M 1 January 2024 $4M Seed Aramco Ventures, Axon Partners Group, Counteract Active Partial
76 pHathom Technologies Coastal bioenergy carbon capture $4M 1 February 2026 $4M Seed Propeller Ventures, NBIF, Invest Nova Scotia Active Partial
77 Mitico Granulated carbonate CO2 capture $4M 1 February 2025 $4M Seed Exergon, Audacia Active Full
78 Octavia Carbon Kenyan direct air capture $4M 3 October 2024 $4M Seed Lateral Frontiers, E4E Africa, Catalyst Fund Active Partial
79 Soletair Power Building-integrated DAC $3M 4 June 2024 $1M Seed Wärtsilä, Halton Ventures, Helkama Active Partial
80 Cella Geologic carbon mineral storage $3M 2 January 2026 Undisclosed Undisclosed equity Counteract, Grantham Foundation Active Partial
81 Everest Carbon ERW monitoring sensors $3M 1 December 2024 $3M Seed Carbon Removal Partners, Ponderosa Ventures, Carbon Drawdown Initiative Active Full
82 CyanoCapture Engineered cells capture CO2 $2M 2 November 2023 $0M Seed Desai Ventures, Kompas Active Strong
83 Airhive Modular direct air capture $2M 1 March 2024 $2M Pre-seed / Seed AP Ventures, Coca-Cola Europacific Partners, Collaborative Fund Active Partial
84 CERT Systems Converts CO2 to ethylene $1M 1 February 2020 $1M Seed Breakthrough Energy Solutions Canada Active Partial
85 eChemicles CO2 electrolysis technology $1M 1 March 2023 $1M Seed / VC investment Blue Planet Venture Capital Fund Active Strong
86 Homeostasis CO2-to-graphite materials $1M 1 March 2025 $1M Pre-seed Kayak Ventures, SMSC, angel investors Active Strong
87 Qaptis Heavy-vehicle CO2 capture $1M 1 March 2023 $1M Pre-seed BlackWood, Cargill, Plug and Play Tech Center Active Strong
88 Meloon Atmospheric carbon removal $1M 1 November 2023 $1M Pre-Seed IBB Ventures, BackBone Ventures, Berlin Angel Fund Active Strong
Market map chart showing top companies and startups in the CCUS market

This market map, featured in our CCUS market deck, highlights top companies and startups in the CCUS market

Key funding trends in the CCUS market

Insights

  • The top 10 CCUS startups capture about 77% of ranked funding, which shows a very concentrated market where a few companies absorb most growth capital.
  • Climeworks, Twelve, and LanzaTech have each raised more than $750M, showing that investors are backing both carbon removal infrastructure and CO2 utilization models.
  • The median CCUS startup has raised about $20M, while the average is far higher, which confirms that the market is pulled upward by a small group of scaled companies.
  • Only 15 ranked CCUS companies have crossed $100M in funding, so most startups in carbon capture and carbon removal are still before large-scale commercialization.
  • Direct air capture is one of the most visible CCUS categories, but funding is still fragmented across several technical approaches, from limestone to electrochemical systems.
  • CO2 utilization companies are a major funding cluster, especially businesses turning carbon into fuels, chemicals, protein, methanol, concrete, or advanced materials.
  • Ocean carbon removal remains earlier than industrial capture, with Captura, Ebb Carbon, Gigablue, Planetary Technologies, and Equatic still far below the largest DAC companies.
  • Strategic investors are highly active in CCUS, with Chevron, Aramco, United Airlines, Holcim, Microsoft, Google, and Equinor appearing across several funded companies.
  • Series A is a common latest stage in the ranking, which suggests that many CCUS startups are moving from pilots toward first commercial plants.
  • Cement and construction-linked CCUS startups attract steady capital because these use cases connect carbon removal to clear industrial demand and hard-to-abate emissions.
Google Trends chart showing rising interest in carbon credits

As this chart shows, and as featured in our CCUS market deck, search interest in carbon credits has grown significantly

A few word about our methodology

As you can see, we built a database that ranks startups in the CCUS market based on their total cumulative fundraising. To create this ranking, we reviewed many sources and cross-checked information across multiple places.

Whenever possible, we prioritized official company communications, since they are the most reliable source for funding amounts. When those were not available, we relied on reputable industry sources such as TechCrunch, Crunchbase, Financial Times or Forbes (to name a few).

We excluded random blogs, unverified websites, and any sources that could not be validated.

When funding rounds were announced in other currencies such as euros, Swiss francs, Singapore dollars, Australian dollars, or rupees, we converted them into approximate USD equivalents for consistency.

Sometimes different sources report slightly different numbers, or the exact round size is not fully disclosed. In those cases, we flag the uncertainty and assign a confidence label to each startup, visible in the last column.

Here is what they mean.

Full confidence: The company’s equity fundraising history can be reconstructed completely from public sources. The rounds, dates, amounts, and key investors are clearly identified, with no meaningful gaps.

Strong confidence: The fundraising history is largely complete and reliable. There may be a small missing detail, such as incomplete investor information or a minor round with limited data, but the overall record is clear.

Partial confidence: The main fundraising rounds can be identified, but the record is incomplete or somewhat mixed. Some rounds may be missing or certain funding events may be difficult to separate clearly.

Low confidence: Public information is too limited, inconsistent, or ambiguous to reliably reconstruct the company’s equity fundraising history.

When the confidence level is too low, we take a conservative approach and exclude the company from the ranking. We don’t want to include data that cannot be reliably verified.

This reflects how we conduct all our research, including the work behind our report covering the CCUS market.

In a world where LLMs hallucinate and unreliable information is everywhere, our goal is simple: provide data you can trust.

If you want the full detail on a specific calculation, feel free to contact us and we will gladly explain.

Finally, know that we update the dataset once per month, so come back here if you need fresh information.

Chart showing why CarbonCure stands out in the CCUS market

This chart, included in our CCUS market deck, shows why CarbonCure stands out in CCUS

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