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Suggest a company

Contribute a source

Suggest a company.

Help us find clear, public evidence of a UK company's carbon-related claim.

Before you start

Send the source, not just the claim.

Use a direct source

Link to the page, plan, report or certification record containing the relevant wording.

Give us context

A short note helps reviewers locate the claim and understand its stated scope.

Private review queue

Suggestions are saved locally on this server and never added automatically to the published directory.

Company fax

Company name (required)Company website (required)Evidence URL (required)A source URL is required before a suggestion can be reviewed.Claim typeYour contact email (required)Notes

I am interested in a featured listingPaid enhanced placement includes manual evidence review. Payment does not guarantee inclusion, certification or Verified status.

Submissions are reviewed before being added. We reserve the right to reject unclear, unverifiable, or misleading claims.

Carbon DirectoryUnited Kingdom

A UK directory of companies with public carbon neutral, certified carbon neutral, carbon measured, net zero or carbon reduction claims.

We do not independently audit or certify listed companies.

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