Marc-Antoine Surer

Andersen Consulting LLP provides accounting services. Its services include accounting, tax and business consulting. The company is headquartered in London, the United Kingdom.

Landis & Gyr Communications SRL makes pay phones and smart cards. The company supplies electronic payment solutions, including chip cards such as CADiXware, Phoenix security application modules (SAMs), electronic purse schemes including Chipper, ChipKnip, Proton, VisaCash and GeldKarte, and terminals, including payphones and multimedia kiosks. Landis & Gyr Communications is headquartered in Geneva, Switzerland

Services Industriels de Genève (SIG) is a company based in Le Lignon, Switzerland, with Christian Brunier as its CEO since 2014. SIG provides a range of online tools to make life easier for its customers, which can be accessed through their online account or the SIG and me mobile application. The Swiss company is ultimately controlled by the State of Geneva (Switzerland).

Part of DSS Sustainable Solutions Switzerland SA, Sofies SA is a project management and consulting firm. The company is based in Geneva, Switzerland. The Swiss company was founded in 2008 by Suren Erkman, Benoit Charrière, David Rochat. David Rochat has been the CEO since 2008. Sofies was acquired by DSS Sustainable Solutions Switzerland SA on October 01, 2021.

Forces Motrices de l'Avançon SA produces and distributes hydroelectricity. Its services include public lighting and services to DSOS. The company is headquartered in Bex, Switzerland.

Swisspower AG engages in the representation of the common interests of the stakeholders in the energy and telecommunications industries. It focuses on the development of new business fields, as well as efficiency, information, and mobility solutions. The firm provides services such as consulting and project development for the decentralized production of renewable energies, contracting, consulting in the areas of biogas and energy networks, as well as market analysis and development of new products. The company was founded in 2000 and is headquartered in Berne, Switzerland.