Organisation

SIG is a public law institution governed by the Geneva Constitution, the Act on the Organisation of Public Law Institutions (LOIDP) and the Act on the Organisation of the Industrial Services of Geneva (LSIG).

The company is managed by the Board of Directors and the General Management.

Senior Management

The Senior Management is composed of the Managing, the Directors and duly appointed members. The Managing Director is appointed by the Board of Directors. He chairs over the Senior Management, which he meets as often as the company’s business requires.

  • Christian Brunier

    Christian Brunier
    General manager

  • Vincent Collignon

    Vincent Collignon
    Executive Director - Customer Relations

  • Gilles Garazi

    Gilles Garazi
    Executive Director - Energy Transition

  • Céline Gauderlot

    Céline Gauderlot
    Executive Director - Finance

  • Véronique Athané Ryser

    Véronique Athané Ryser
    Executive Director - Distribution Network Management

  • Robert Monin

    Robert Monin
    HR Director

  • Clara Millard Dereudre

    Clara Millard Dereudre
    Director Smart City

  • Alain Zbinden

    Alain Zbinden
    Deputy General Director - Legal and Risks Director

Board of Directors

SIG's Board of Directors is currently composed of twenty three members: one member of each party represented on the Cantonal Parliament, appointed by the latter, four members appointed by the Council of State, four members appointed by the City Council of the City of Geneva, a member chosen by the Administrative Council of the City of Geneva, three members appointed by the councillors of other municipalities, four members representing the staff of SIG and elected by it.
The Board of Directors meets about twenty times a year and ensures the smooth running of the company.

  • Robert Cramer

    Robert Cramer
    Representative of the State Council - President of SIG

  • Jean-Luc Favre

    Jean-Luc Favre
    State Council Representative

  • Aline Isoz

    Aline Isoz
    State Council Representative

  • Sylvia Leueunberger

    Sylvia Leueunberger
    State Council Representative

  • Béatrice Stückelberg-Vijverberg

    Béatrice Stückelberg-Vijverberg
    State Council Representative

    Without voting rights

  • Amanda Gavilanes

    Amanda Gavilanes
    State Council Representative

  • Cyril Nobs

    Cyril Nobs
    Representative of the Grand Council

  • Nicolas Pivin

    Nicolas Pivin
    Representative of the Grand Council

  • Farid Safi

    Farid Safi
    Representative of the Grand Council

  • Florence Schurch

    Florence Schurch
    Representative of the Grand Council

  • Julie Udry

    Julie Udry
    Representative of the Grand Council

  • Hugo Zbinden

    Hugo Zbinden
    Representative of the Grand Council

  • Florian Martenot

    Florian Martenot
    Representative of the City of Geneva

  • Philippe Meyer de Stadelhofen

    Philippe Meyer de Stadelhofen
    Representative of the City of Geneva

  • Pierre-Louis Schmitt

    Pierre-Louis Schmitt
    Representative of the City of Geneva

  • Marie-Pierre Theubet

    Marie-Pierre Theubet
    Representative of the City of Geneva

  • Sami Kanaan

    Sami Kanaan
    Representative of the City of Geneva

  • Florian Gross

    Florian Gross
    Representative of the Municipalities

  • Ricardo Muñoz

    Ricardo Muñoz
    Representative of the Municipalities

  • Maryam Yunus Ebener

    Maryam Yunus Ebener
    Representative of the Municipalities

  • Jérome Cusin-Rollet

    Jérome Cusin-Rollet
    SIG-Staff representative

  • Lucie Matthey de l'endroit

    Lucie Matthey de l'endroit
    SIG-Staff representative

  • Véronique Tanerg Henneberg

    Véronique Tanerg Henneberg
    SIG-Staff representative

  • Yves Warpelin

    Yves Warpelin
    SIG-Staff representative