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Join leading firms who are offsetting their carbon footprint, demonstrating their climate leadership, and aligning with their clients' and employees' values.






Clients, employees, and recruits increasingly expect professional firms to lead on climate. CNaught makes it simple to take high-integrity climate action, protected by the CNaught Guarantee.
Access a sophisticated carbon strategy with the easiest way to purchase a diversified portfolio, maximizing your impact and minimizing risk.
See portfolios →Our experts conduct rigorous due diligence on every project, including independent rating checks, so you can feel safe investing in every project, all backed by the CNaught Guarantee.
Our approach →We make it easy to share your climate impact with our product dashboard, enabling you to stand out as an industry leader.
Explore platform →CNaught reduces your risk by diversifying your purchase across a portfolio of high-integrity projects, conducting deep project-level due diligence, and verifying every credit with all four major rating agencies — BeZero, Calyx Global, Renoster, and Sylvera.
Our approach →
Invest in high-integrity carbon credit portfolios to mitigate emissions generated by your office operations and those out of your control.
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CNaught's AI-powered dashboard manages all your carbon credit purchases in one place — showcase your climate progress to stakeholders with built-in reporting tools and marketing assets, and get drafted answers to sustainability questions, cited straight from your own sources.
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CNaught's custom branded tools make it easy to share your impact with clients and stakeholders in language that's easy to understand.
Sample impact page →.avif)
ZGF offsets its operational carbon emissions, unlocking deeper value for clients by aligning its own practice with the sustainable buildings it designs.
Client value · Operational emissionsRead case study → Impact pageDebevoise mitigates hard-to-avoid emissions from its global offices and business travel with a diversified mix of high-integrity projects, backed by third-party verification.
Operational emissions · Business travelSee impact page → Impact pagePopulous shares its climate progress with clients in clear, accessible language — turning credible action into a differentiator that resonates across its projects worldwide.
Client trust · Operational emissionsSee impact page →