SIGNATORY STORIES
Meet the Organisations
Leading the Way
Read how certified signatories across industries are raising the bar for transparency, accountability and responsible sustainability communications.
ARCHITECT
Philip Kassanis Studio.
Philip Kassanis on pressing clients for definitions, and why signing the Anti-Greenwash Charter is a marker of integrity.
CONSULTANCY
Ltt Group.
Why Ltt Group joined The Anti-Greenwash Charter and chose independent validation for its sustainability communications.
CONSULTANCY
Perega.
How engineering consultancy Perega strengthened sustainability communication and joined The Anti-Greenwash Charter.
RETAIL
Brouns & Co.
Brouns & Co is challenging misleading paint industry claims with clear, honest communication as a signatory of The Anti-Greenwash Charter.
MANUFACTURER
Karndean ANZ.
Karndean Designflooring ANZ is leading the way in transparent sustainability communications as the first Australian signatory of The Anti-Greenwash Charter.
VERIFICATION
Carbonology.
Carbonology becomes the first verification body to join The Anti-Greenwash Charter, setting a new benchmark for credible and transparent carbon claims.
CONSULTANCY
Hattrick.
B2B agency Hattrick is embracing transparency by signing The Anti-Greenwash Charter—helping clients communicate more honestly and responsibly.
MANUFACTURER
Karndean US.
Discover how Karndean US is strengthening trust and transparency by becoming the first U.S. signatory of The Anti-Greenwash Charter.
MANUFACTURER
Gunnebo Entrance Control.
In an industry where invisibility is often the goal—designing security systems to melt into public infrastructure—Gunnebo Entrance Control is stepping into the spotlight for a different reason: transparency.
MANUFACTURER
Edward Bulmer Natural Paint.
Founder Edward Bulmer explains how the Charter supports the brand’s mission to challenge greenwashing, protect consumer trust, and bring honesty back to the language of paint.
MANUFACTURER
Karndean UK.
Jamie Shaw, Head of Sustainability, explains how the Charter has supported the company’s risk management, built internal confidence, and ensured that claims are responsibly made and independently verified.
CONSULTANCY
Whitby Wood.
In a built environment sector flooded with sustainability claims, engineering consultancy Whitby Wood stands out—not for volume, but for rigour. When the UK company signed The Anti-Greenwash Charter, it wasn’t just box-ticking; it was an extension of a deeper cultural shift.
PR & MARKETING AGENCY
Select First.
Marketing agency Select First joined The Anti-Greenwash Charter to promote honest, responsible communications. Founder Tom Bourne explains why they signed up and the impact so far.
TRADE ASSOCIATION
Timber Development UK.
Timber Development UK joined The Anti-Greenwash Charter to ensure transparency in timber sustainability claims. Sustainability Director Charlie Law explains why and the impact so far.
MATERIAL SUPPLIER
Back to Earth.
Back to Earth joined the Charter to demonstrate its commitment to evidence-based sustainability claims in the built environment.