Ulrich Zimmermann

Leopold Kostal GmbH & Co. KG engages in the manufacture of motor vehicle parts and accessories. It offers battery inverter piko ba, smart surfaces, inveor line of drive controllers, and battery module connectors. The company was founded by Leopold Kostal in 1912 and is headquartered in Ludenscheid, Germany.

Part of DZ BANK AG Deutsche Zentral-Genossenschaftsbank, Schwäbisch Hall Kreditservice GmbH is a company based in Schwäbisch Hall, Germany. The German company offers a unique loan system that combines accumulating own assets with a low and stable interest rate. The company provides a variety of house types from single-family homes to earth houses. The company also prioritizes Corporate Social Responsibility (CSR) and offers services related to Bausparen, Baufinanzierung, and Immobilienfinanzierung. The CEO of the company is Alexander Lichtenberg.

Mann + Hummel Holding GmbH operates as a holding company with interest in developing and producing industrial filters and systems for the mechanical engineering and automotive industries. The company is headquartered in Ludwigsburg, Germany.

KOSTAL Beteiligungsgesellschaft 2 mbH engages in the financing and management of subsidiaries. It also collects profit from dividend distributions and interests from loans granted. The company was founded on August 31, 2017 and is headquartered in Wuppertal, Germany.

Kostal Grundbesitzverwaltungsgesellschaft mbH provides real estate development services. The company is based in Luedenscheid, Germany. The CEOs are Gregor Schmeken and Kai-Uwe Knickmann. The German company was founded in 1992.

Part of Hummel Familien-Beteiligungsgesellschaft mbH + Co. KG, Mann + Hummel Beteiligungs- und Verwaltungsgesellschaft mbH provides administration and management services. The company is based in Ludwigsburg, Germany. The CEOs of the German company are Kai-Uwe Knickmann, Werner Lieberherr, Alfred O. Weber.

CA Holding GmbH provides business and economic services. The private company is based in Luedenscheid, Germany. The CEOs of the German company are Andreas Kostal, Christine Andersson.

MANN + HUMMEL International GmbH & Co. KG operates as a management holding company. It acquires and manages businesses, which engage in the development, production, and distribution of metal and plastic products. These include filters and filter systems with applications in the automotive sector, as well as air filtration and water solutions for indoor, outdoor, cleanroom, and industrial applications. The company was founded on September 16, 2014 and is headquartered in Ludwigsburg, Germany.

Soma GmbH Systementwicklung Software Automation is a German company that manufactures special purpose machinery products. The private company is based in Lüdenscheid, Germany. The CEO of the company is Andreas Kostal.

KOSTAL Solar Electric GmbH develops and manufactures technologically advanced electronic, electromechanical and mechatronic products. Their philosophy of “Smart connections” is based on comprehensive experience as well as competitive advantages and success factors guiding how they operate. In the harmonious interaction of these advantages and factors, they create smart connections. The company was founded in 1912 and is headquartered in Freiburg im Breisgau, Germany