Jean-Michel Ropert

Oranje-Nassau Groep BV engages in the exploration, development, and production of oil and gas. It also invests and manages interests in the energy sector in Europe, Africa, and Middle East. The company was founded in 1893 and is headquartered in Amsterdam, the Netherlands.

Deutsch Group SAS operates as a holding company with interests in designing and manufacturing connectors and relays. The company was founded in 1938 and is headquartered in Pontoise, France.

Stahl Holdings BV provides process chemicals for leather products and performance coatings. It serves the automotive, apparel and accessories, home furnishing, industrial application, leisure and lifestyle industries. The company was founded by Harry Stahl in 1930 and is headquartered in Waalwijk, the Netherlands.

Cromology Holding SASU operates as a holding company, with interests in construction materials manufacturing. The firm offers services to the customers in the residential, commercial, institutional, industrial, government, and automotive industries. The company is headquartered in Clichy, France.

Materis Parent SARL manufactures chemical products. The private company is based in Luxembourg, Luxembourg.

Exceet Group AG operates as a holding company with interest in electronic modules and components manufacturing. It operates through the Healthcare and Software. The Healthcare division handles the development and production of innovative and miniaturized printed circuit boards. The Software division provides secure connectivity in data-critical IT environments such as eHealth architectures and industrial internet of things (IoT). The company was founded in 2006 and is headquartered in St. Gallen, Switzerland.

Stahl Lux 2 SA is an investment holding Luxembourger company. The private company is based in Luxembourg, Luxembourg and was founded in 2010.

Stahl Group BV manages the funds of trusts and foundations.

Stahl Group SA operates as an investment holding firm. The company was founded on April 25, 2007 and is headquartered in Luxembourg.

Bureau Veritas France SAS provides inspection and audit services. It also offers other services that include certification, classification, consulting, outsourcing, quality assurance & control, testing & analysis, and training. The company was founded in 1828 and is headquartered in Neuilly-sur-Seine, France.

Winvest Part BV is an investment holding Dutch company. The private company is based in Amsterdam, Netherlands.

Part of Bureau Veritas SA, BUREAU VERITAS SA, Zweigniederlassung Hamburg is a company that provides ship classification and marine engineering services. The company is based in Hamburg, Germany. The German company was founded in 1995. Didier Michaud-Daniel has been the CEO of the company since 2012.