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Choose Better Carbon Credits

Calyx Global rates carbon credits. Our ratings tell you how much you can rely on a credit’s claims of impact on CO2/climate, biodiversity, communities, and more. With Calyx Ratings, you can find and use carbon credits that make a real difference for the planet and for people, and protect yourself from financial and reputational risk.

Choose Better Carbon Credits
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Greenhouse Gas Integrity Risk Ratings

Calyx Greenhouse Gas (GHG) Ratings assess the risk that credits do not represent one ton of removed or reduced CO2 – as they are supposed to.

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Sustainable Development Goal Impact Ratings

Calyx Sustainable Development Goal (SDG) Impact Ratings evaluate project claims of impact on UN Sustainable Development Goals.

Solutions for more impact and less risk

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Calyx Ratings
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Online access to Calyx Global’s latest GHG Risk and SDG Impact Ratings.

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Calyx Project Reports

Dig even deeper and explore the evidence and analysis that supports our ratings

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Calyx Data Integration

Plug Calyx Ratings straight into your platform.

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Calyx Ratings Service

Online access to Calyx Global’s latest GHG Risk and SDG Impact Ratings.

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Calyx Project Reports

Dig even deeper and explore the evidence and analysis that supports our ratings

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Calyx Data Integration

Plug Calyx Ratings straight into your platform.

Let our team do the research for you

Calyx Global works with a global team of experts and partners with time-honed carbon project and methodology expertise. Together we have developed an approach that is:

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Comprehensive

Calyx Ratings cover established and new carbon standards and project types

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Comparable

Our systematic ratings approach allows for easy comparison and ranking while accounting for different project types and methodologies.

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Unbiased

Ratings are our business, we don’t buy or sell credits. We avoid conflicts of interest.

460+ Projects Rated

There are Calyx Ratings for different project types across a variety of carbon standards to help you choose the credits that work for you.

Afforestation / Reforestation
Biodigesters
Improved Cookstoves
Grassland Management
Hydropower
Improved Forest Management
Landfill Gas
Leak Detection and Repair
Manure Management
Ozone Depleting Substances
REDD / Avoided Deforestation
Solar
Wastewater
Wind
Process Improvement

Leading Companies Choose Us

“Understanding the integrity and impact of carbon projects can be challenging. The ratings and reports of Calyx Global are a great supplement to our own DD process. We value the expertise that the Calyx Global team brings.”

Jacob Bourgeois

“The rich expertise and experience of the team at Calyx Global has helped us understand projects not only from a scientific perspective, but also with assessed evidence of co-benefit impact.”

Narang Kim

“Their service allows us to compare ratings across a wide range of carbon credits.”

Charles Bedford

“We value Calyx’s rigorous evidence-first approach to ratings and exceptional client services.”

John-O Niles

“Calyx Global brings unique expertise in emerging carbon methodologies that complements CIX’s ongoing efforts to curate quality projects for our platforms.”

Mikkel Larsen
Meta
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Salesforce
CIX
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BHP
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