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Access the carbon removal market with confidence

Supercritical’s marketplace helps corporate buyers navigate the carbon removal market, build portfolios of vetted credits, and securely transact spot purchases and offtake agreements. Access five million tonnes of high-quality removals.

Access the marketplace in the Supercritical platform

Companies shaping the future

⅓ of corporate buyers purchase through our marketplace

Deeply understand the carbon removal market

Our marketplace provides a single, live view of availability and pricing across five million tonnes of removals. Set an informed, data-driven CDR strategy and procurement plan. Never blindly RFP the market again.

Build a portfolio of credits you can trust

Every project in the marketplace receives a score through our science-driven, commercially-focused vetting protocols. Covering 118 criteria, this rigorous evaluation yields top-line scores, allowing you to objectively compare projects and evaluate quality, ensuring you can buy with genuine confidence.

See your portfolio breakdown in the Supercritical platform

Transact like an expert with Supercritical contracts

Simplify transactions with a single Supercritical contract, even for multiple projects across spot purchases or offtake agreements. Our robust, standardized contracts incorporate four years of CDR market expertise, mitigating unique CDR risks and edge cases to ensure quick, easy, and secure transactions.

Views contracts in the Supercritical platform

Manage your credits through their lifecycle

Manage all your credit purchases, deliveries, and retirements in a single place. Oversee transactions, monitor deliveries, and retire your credits when ready and keep your decarbonization plan on track.

Views credits by vintage and credits available to retire in the Supercritical platform

How buyers use Supercritical’s marketplace

In-year credits

Running short on credits after carbon accounting? Secure high-quality, in-year credits to meet your net zero goals—quickly and confidently.

More about in-year credits

First purchase

Get started with pre-vetted projects and straightforward guidance, making your first carbon removal investment simple and risk-free.

Offtakes

Lock in future carbon removal with offtake agreements. Secure long-term carbon removal with flexible offtakes tailored to your budget and timeline.

Supercritical in the press

Wired

It’s Time to Get Serious About Carbon Removal

TechCrunch

Supercritical, a carbon removal marketplace, raises $13M Series A led by Lightspeed Venture Partners

Explore the science behind carbon removal

  • Biochar

    Biochar is charcoal-like material rich in stable carbon. It is produced by heating biomass in an oxygen-limited environment in a process called pyrolysis.

    Permanence: MEDIUM From: $162/t
  • ARR

    Afforestation and forest restoration, if done effectively, combat climate change by removing carbon dioxide and protecting biodiversity.

    Permanence: LOW From: $58/t
  • Enhanced weathering

    Enhanced rock weathering (ERW) takes natural weathering of silicate rocks that removes & mineralizes atmospheric CO₂ and speeds it up dramatically.

    Permanence: HIGH From: $312/t
  • Direct air capture

    Direct air capture (DAC) is a chemical process to capture ambient CO₂ from the atmosphere.

    Permanence: HIGH From: $618/t
  • DAC with ocean storage

    This employs seawater electrolysis to capture and convert atmospheric CO₂ into carbonate solids for construction and permanently stores dissolved bicarbonate ions in the ocean.

    Permanence: HIGH From: $812/t
  • Woody biomass sinking

    This is a method that sequesters carbon by submerging leftover woody materials in the oxygen-depleted layer of the Black Sea, which is approximately 2 kilometers deep.

    Permanence: MEDIUM From: $375/t
  • Bio-oil

    Bio-oil and biochar production both convert waste biomass through pyrolysis. Bio-oil is a liquid stored in geological repositories, while biochar is applied to soils.

    Permanence: HIGH From: $750/t

Accelerate your climate plan today