Fabian Riesen

citizen of Schwarzenburg, Bern

Commercial register

Trachsel, Steiner & Partner AG

Member of the executive board · joint procuration by two · Bern

since Feb 10, 2026
Riesen Roux Architektur GmbH

Managing director · sole signature · Bern

Chair of the executive board · joint signature by two

until Feb 5, 2025