Hanspeter Gethöffer

Omya AG engages in the production and distribution of industrial minerals and specialty chemicals. It offers calcium carbonate fillers, coating pigments, and chemical raw materials. The firm serves the printing, writing, construction, technical polymer, applications, packaging, consumer goods, agriculture, forestry, water, and energy sectors. The company was founded by Gottfried Plüss-Staufer in 1884 and is headquartered in Oftringen, Switzerland.

M. Dohmen SA specializes in the production of textile dyes and chemicals for the automotive, carpet and apparel sectors. The firm's products include automotive, special textile application, paper and wood, leather and fur, plastic, industrial dyes and non textile applications. The company was founded in 1990 and is headquartered in San Vittore, Switzerland.

Omya Hustadmarmor AS manufactures and supplies inorganic chemical products and minerals. The firm engages in the production and supply of agricultural products. It offers industrial inorganic materials, primarily calcium carbonate for paper production, water treatment, and the agricultural industry. The company was founded on April 5, 1978 and is headquartered in Elnesvagen, Norway.

Archroma Management LLC manufactures color and specialty chemical products used for brand and performance textile specialties, packaging and paper specialties, and coatings, adhesives and sealants. The company was founded in October 2013 and is headquartered in Reinach, Switzerland.

Part of Adval Tech Holding AG, Adval Tech Holding (Germany) GmbH provides investment services. The company is based in Endingen am Kaiserstuhl, Germany. René Rothen has been the CEO of the German company since 2012.