Frank Lembke

STP Holding GmbH engages in the acquisition, holding, management, and disposal of of shareholdings as well as equity and similar interests in firms. It also provides financing, consultancy, and management services. The company is headquartered in Karlsruhe, Germany.

Mindjet Corp. provides mind mapping software for individuals and organizations. Its products include MindManager for Windows, MAC, and enterprise. The company was founded by Michael and Bettina Jetter in 1994 and is headquartered in San Francisco, CA.

eurodata AG develops and markets cloud-based software solutions for commercial networks, tax consultants, and SMEs, as well as software products. It provides retail solutions, smart services, payroll accounting, time management, personal planning, tax advisers, and data centre. The company was founded in 1965 and is headquartered in Saarbrücken, Germany.

STP Business Information GmbH provides information management and software development services. The firm’s products include monitors, industry packages and data products. It offers database cleanup and enrichment, social media link enrich and phone ping. The company is headquartered in Karlsruhe, Germany.

Fly Home GmbH & Co. KG provides chartered air transportation services. The private company is based in Karlsruhe, Germany. The CEO of the German company is Gunther Thies.

Part of matrix42 AG, Matrix42 Service GmbH is a German company that provides financial services. The company is based in Frankfurt, Germany. Niilo Johannes Fredrikson has been the CEO of the company since 2024.