Bernhard Engstler-Weissenbach

Chair of the board of directors · sole signature · Uerkheim

Chair of the board of directors · sole signature · Hirschthal

Managing director · sole signature · Aarau

Member of the board of directors · joint signature by two · Aarau

Chair of the board of directors · sole signature · Aarau

Chair of the executive board · sole signature · Hirschthal

Member of the board of directors · Member of the executive board · joint signature by two · Aarau

Chair of the board of directors · joint signature by two · Aarau

Chair of the executive board · sole signature · Opfikon

Chair of the executive board · sole signature · Hirschthal

Member of the board of directors · sole signature · Olten

Chair of the board of directors · joint signature by two · Olten