Value proposition

At the cutting-edge of philanthropy

Cleantech21 (C21) is a Zurich-based, independent foundation, established in 2007. We initiate projects that leverage policy and technological innovation for rapid and far-reaching action on climate and biodiversity.

sustainable market economy, regulatory framework, sustainable development, cleantech, advocacy, lobbying, CSR, regulatory efficiency, research, public policy, emission pricing, innovation, and policy instruments