Our office specializes in environmental studies and projects.
Our customers include public institutions and private clients such as municipalities, cantons, confederations, industries, engineering and architectural firms and individuals.

Protecting water, soil and air is our main concern. Watercourse revitalization, drainage and water purification concepts, remediation of polluted sites, gravel pit rehabilitation, building acoustics, noise protection, environmental impact reports are among our daily tasks.

Our team includes engineers and scientists forming a multidisciplinary group capable of responding to any service in the environmental field. Together, we develop concepts that are both sustainable and cost-effective.

Triform SA is a public limited company, founded in 1991 by Peter Lehmann and Markus Bapst. Since 2000, Nicolas Bolli has been a partner in the office, as have, since 2014, Nadia Benyahia, Raphaël Casazza and Olivia Mercier Sollberger.

Most of our staff are bilingual (French-German).

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