Clarissa Wagner de Thomas Tewes

Synthes, Inc. engages in the development, production, and marketing of instruments, implants, as well as biomaterials for surgical fixation, correction, and regeneration of the human skeleton and its soft tissues. The company was founded in 1999 and is headquartered in Solothurn, Switzerland.

Stiftung Avenir Suisse develops ideas for the sociopolitical and economic development of Switzerland. It comprises of companies and private individuals from all economic branches and regions of Switzerland. The company was founded in 1999 and is headquartered in Zurich, Switzerland.

REHAU Verwaltungszentrale AG provides systems and services for polymer-based solutions in the construction, automotive, and industrial sectors. The company was founded on July 3, 1991 and is headquartered in Muri bei Bern, Switzerland.

Rehau SA engages in the field of polymer solutions for building, automotive and industry. It serves in the water management, renewable energies, energy efficiency, mobility, environment, and living environments. The company was founded by Helmut Wagner in 1948 and is headquartered in Morhange, France.

Rehau AG + Co. is a provider of polymer-based solutions. It offers products for the construction, automotive, and industry sectors. In the construction sector, Rehau offers window and curtain walling technology, building technology and civil engineering solutions. Bumpers or fenders, modules in the area of water and air management for window washing and air conditioning systems, and thermoplastic seal systems are offered for the automotive industry, and furniture and household appliance solutions are provided for the industrial sector. Rehau was founded in 1948 and is headquartered in Erlangen, Germany, with sales offices locally and internationally.

Von Graffenried Holding AG manages and holds investments in domestic and foreign countries. It focuses on firms which are engaged in assets as well as asset, legal, and business consulting services. The company was founded on November 26, 1984 and is headquartered in Bern, Switzerland.

Four.W. Holding AG provides investment services.

Meraxis AG provides polymer recycling and logistics services. The private company is based in Switzerland, specifically in Muri bei Bern, Switzerland, and has subsidiaries in South Africa and Spain. The Swiss company was founded in 2019, and Stefan Girschik has been the CEO of the company since 2019.

Part of Wagner Holding AG, REHAU Industries SE & Co. KG is a company that manufactures polymer products. The company is based in Rehau, Germany. Uwe H. Böhlke has been the CEO of the German company since 2022.

Rehau SpA manufactures and sells polymeric materials. The company was founded in 1907 and is headquartered in Cambiago, Italy.