Leonhard Ernst Keller

citizen of Marthalen, Winterthur

Commercial register

Kewin Holding AG

Chair of the board of directors · sole signature · Winterthur

since Mar 3, 2014
Kewin Immobilien AG

Chair of the board of directors · sole signature · Winterthur

since Feb 21, 2014
Kewin Beteiligungen AG

Chair of the board of directors · sole signature · Winterthur

since Feb 14, 2014