David Kerchenbaum

citizen of Genève, Lancy

Commercial register

Member of the board of directors · sole signature · Genève

since Aug 6, 2015

Managing director · pour 130 parts de CHF 100 · sole signature · Carouge (GE)

Liquidator · sole signature · Carouge (GE)

Member of the board of directors · sole signature · Pregny-Chambésy

Member of the board of directors · sole signature · Genève

Secretary of the board of directors · joint signature by two · Lancy

Liquidator · sole signature · Carouge (GE)

Managing director · joint signature by two · Carouge (GE)

until Sep 6, 2023

Member of the board of directors · sole signature · Genève

until Feb 21, 2023

Managing director · sole signature · Carouge (GE)

until Sep 22, 2022

Member of the board of directors · sole signature · Carouge (GE)

until Mar 21, 2022

Member of the board of directors · sole signature · Genève

until Nov 29, 2021

Chair of the board of directors · sole signature · Carouge (GE)

until Oct 12, 2021

Secretary of the board of directors · sole signature · Lancy

until Aug 2, 2021

Managing director · sole signature · Meyrin

until May 18, 2021

Member of the board of directors · sole signature · Carouge (GE)

until May 7, 2021

Director · sole signature · Carouge (GE)

until Apr 21, 2021

Member of the board of directors · sole signature · Pregny-Chambésy

until Feb 22, 2021

sole procuration · Carouge (GE)

until Feb 16, 2021

Secretary of the board of directors · sole signature · Genève

until Jan 7, 2021

Director · sole signature · Nyon

until Dec 21, 2020

Managing director · pour 90 parts de CHF 100 · sole signature · Carouge (GE)

until Oct 21, 2020

Chair of the executive board · sole signature · Meyrin

until Jul 2, 2020

Director · sole signature · Carouge (GE)

until Jun 24, 2020

Secretary of the board of directors · sole signature · Lancy

until Jun 19, 2020

Chair of the board of directors · sole signature · Carouge (GE)

until Jun 17, 2020

Managing director · pour 90 parts de CHF 100 · sole signature · Carouge (GE)

until Jun 16, 2020

Member of the board of directors · sole signature · Versoix

until Jan 9, 2020

Member of the board of directors · sole signature · Versoix

until Jan 8, 2020

Managing director · sole signature · Carouge (GE)

until Feb 23, 2018

Chair of the board of directors · sole signature · Genève

until Feb 16, 2017

Member of the board of directors · sole signature · Carouge (GE)

until Feb 2, 2017

Member of the board of directors · sole signature · Genève

until Jan 6, 2017

Member of the board of directors · sole signature · Genève

until Dec 21, 2016

Managing director · pour 65 parts de CHF 100 · sole signature · Carouge (GE)

until Nov 15, 2016

Partner · pour 65 parts de CHF 100 · no signing authority · Carouge (GE)

until Mar 8, 2016

Member of the board of directors · sole signature · Lancy

until Nov 20, 2015

Partner · pour une part de CHF 6'000 · no signing authority · Carouge (GE)

until Dec 24, 2013

Member of the board of directors · sole signature · Carouge (GE)

until Jan 30, 2013

Chair of the executive board · sole signature · Carouge (GE)

until Nov 14, 2011

Member of the board of directors · sole signature · Genève

until Jan 19, 2010

Secretary of the board of directors · sole signature · Genève

until Mar 7, 2006

Member of the board of directors · sole signature · Genève

until Jul 14, 2005

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

until Apr 1, 2005

Member of the board of directors · sole signature · Genève

until Nov 15, 2004