Adrian Altenburger

citizen of Pfyn, Weinfelden

Commercial register

ICI - International Climate Innovation

Member of the committee · joint signature by two · Zürich

since Jul 20, 2026
energie-cluster.ch

Member of the committee · no signing authority · Bern

since Feb 23, 2024
vyzn AG

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

since Jun 6, 2023
Design Build Switzerland

Member of the committee · no signing authority · Schlieren

since Apr 18, 2023
EKT Energiestiftung

Member of the foundation board · joint signature by two · Arbon

since Dec 12, 2022
Swiss Datacenter Efficiency Association (SDEA)

Member of the committee · no signing authority · Bern

since Feb 25, 2020
Energie Wasser Bern

Member of the board of directors · no signing authority · Bern

since Nov 7, 2018
BELIMO Holding AG

Member of the board of directors · joint signature by two · Wetzikon (ZH)

since Jun 9, 2015
Artha AG

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

J. Willers Engineering AG

Chair of the board of directors · no signing authority · Rheinfelden

Member of the board of directors · no signing authority

until Jan 31, 2022
Schweizerische Normen-Vereinigung SNV

Chair of the committee · joint signature by two · Zürich

Vice-chair of the committee · no signing authority

until Sep 9, 2021

Member of the committee · no signing authority

until Oct 15, 2014
Pasquale Baurealisation AG in Liquidation

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

until Jun 12, 2024

Member of the board of directors · sole signature

until Feb 25, 2019
BS2 AG

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

until Aug 18, 2022
Schweizerischer Ingenieur- und Architektenverein (SIA)

Vice-chair of the committee · joint signature by two · Zürich

until May 5, 2022
Amstein + Walthert Basel AG

Chair of the board of directors · sole signature · Basel

until Aug 31, 2015

Chair of the board of directors · no signing authority

until Oct 18, 2010
Amstein + Walthert AG

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

until Jul 31, 2015

Member of the board of directors · no signing authority

until Sep 24, 2010

Member of the board of directors · no signing authority

until Jun 28, 2005
Amstein + Walthert Genève SA

Member of the board of directors · no signing authority · Genève

until Aug 2, 2005
Amstein + Walthert Bern AG

Member of the board of directors · no signing authority · Bern

until Jul 25, 2005
Amstein + Walthert Sicherheit AG

Member of the board of directors · no signing authority · Unterentfelden

until Jul 4, 2005
Amstein + Walthert Luzern AG, Horw

Member of the board of directors · no signing authority · Luzern

until Jun 29, 2005
Amstein + Walthert Lausanne SA

Member of the board of directors · Lausanne

until Jun 28, 2005
Amstein + Walthert St. Gallen AG

Member of the board of directors · no signing authority · St. Gallen

until Jun 27, 2005