Erik Vennekens

Villiger Söhne AG is a private company based in Pfäffikon, Switzerland. and has subsidiaries in Switzerland and Germany. The Swiss company manufactures bicycles and cigars. Robert Suter has been the CEO of the company since 2016.

Prager Dreifuss AG is a renowned Swiss law firm with an international presence. Prager Dreifuss is based in Zurich, CH, and the CEO of the private company is Daniel Hayek. The Swiss company provides tailored solutions of the highest quality by utilizing their expertise, efficiency, and creativity. The firm has a team of experts in various fields and focus areas, who provide advice and representation to clients in all matters.

Part of Ernst & Young Global Ltd., Ernst & Young AG is a Swiss company that provides accounting services. The company is based in Zurich, Switzerland.

Gaznat SA supplies natural gas. The company negotiates gas purchase contracts, transports and stores for its partners. Gaznat was founded in 1968 and is headquartered in Vevey, Switzerland.

Erdgas Ostschweiz AG engages in the transmission and distribution of gas. It is an independent energy procurement enterprise focuses its activities on its main tasks of procuring and selling natural gas and supporting services for local natural gas providers. The company was founded on January 1, 1966 and is headquartered in Zurich, Switzerland.

Serto Holding AG is based in Frauenfeld, Switzerland. The Swiss company provides investment services. Serto Holding AG is an investment company founded in 2006.

Part of Medical Research, Services & Investments SA, Klinik Pyramide am See AG is a medical services provider. The company is based in Zurich, Switzerland. The Swiss company was founded in 1993 by Cédric A. George. Cédric A. George has been the CEO since 1993. Klinik Pyramide am See was acquired by Swiss Medical Network SA on July 01, 2021.

Part of Serto Holding AG, Serto AG is a Swiss company that manufactures and wholesales tube unions, fittings, and calves. The private company is located in Switzerland.

Gasverbund Mittelland AG engages in the transportation and distribution of natural gas. It also constructs and operates high pressure grids with transfer stations. The company is headquartered in Arlesheim, Switzerland.

Schweizerische AG für Erdgas supplies natural gas. It operates through energy and network business segments. It also operates customs metering stations and high pressure pipelines from the Netherlands to Italy. The firm’s services include procurement, asset and transport management. The company was founded on April 7, 1971 and is headquartered in Zurich, Switzerland.

Part of Vier Gas Holdings SARL, Trans Europa Naturgas Pipeline GmbH & Co. KG is a German company that is a leading European transmission network operator, shaping energy supply in the energy mix of today. The company is based in Essen, Germany. The CEOs are Jochen Schäfer, Sebastian Hoff. The company was founded in 2005.

Bratschi AG provides building management and energy efficiency services. The company is based in Lengnau, Switzerland and ultimately controlled by the State of Bern. Bratschi was acquired by ISP Electro Solutions AG on November 25, 2011.

Hiag Pensionskasse is a Swiss company that manages pension funds. The private company is based in Baar, Switzerland.

Hiag Data AG is a Swiss company with an undefined description. The website states that the desired domain is not configured on the server and therefore cannot be displayed.