Ralph Küpfer

citizen of Worb, Goldingen (Eschenbach (SG))

Commercial register

Wild & Küpfer AG

Member of the executive board · joint signature by two · Schmerikon

since Jan 15, 2026
RCK-WIN AG

Chair of the board of directors · joint signature by two · Rapperswil-Jona

since Jun 3, 2021
PeKü Holding AG

Member of the board of directors · joint signature by two · Eschenbach (SG)

Member of the board of directors · no signing authority

until Sep 2, 2021
RPKÜ Management AG

Member of the board of directors · joint signature by two · Eschenbach (SG)

Member of the board of directors · no signing authority

until Jun 19, 2026