Ralf Krämer

Heimeier GmbH manufactures and supplies heating fittings and thermostatic valves. Its heating fittings made of corrosion-resistant gunmetal. The firm's product range includes thermostatic valves, temperature controls, special valves, regulating valves and pipe fittings. The company was founded in 1928 and is headquartered in Erwitte, Germany.

ABL-TECHNIC Entlackung GmbH provides paint stripping management services. The company services include recovery of valuable materials, rubber removal, grease removal, waste disposal, and paint stripping management, and logistics. It engages in the development of installation, stripping media, and paint removal methods. The company was founded in 1973 and is headquartered in Leutkirch im Allgau, Germany.

RV Trio Industrie Service GmbH functions as an investment holding German company. The private company is based in Leutkirch, Germany. and has subsidiaries in Germany, Czechia, Poland and Hungary. The company was founded in 2007. Michael Preinerstorfer has been the CEO of the company since 2020.

Aalberts Surface Technologies GmbH is a company based in Solingen, Germany. The CEOs of the German company are Wolfram Macke, Michael Preinerstorfer. Part of Aalberts NV, the company trades paints and varnishes.

Part of Aalberts NV, Aalberts Deutschland GmbH operates as a critical technology platform. The company is based in Gelsenkirchen, Germany. The CEOs are Sebastian Zilch, Wiebe Arnold Pelsma, John Eijgendaal. The German company was founded in 1998.

Part of Aalberts NV, Aalberts Process Technologies GmbH (Wünschendorf/Elster) is a German company that provides metal coating and finishing services. The company is based in Wuenschendorf, Germany. The CEOs of the company are Reinhard Möller, Michael Preinerstorfer. Aalberts Process Technologies GmbH (Wünschendorf/Elster was acquired by Impreglon SE on February 27, 2013.