Thomas Keller

GEZE GmbH develops and manufactures construction systems for door, window and safety technology. It provides a range of products including automatic door systems and door technology, glass systems, smoke and heat extraction systems, and safety technology as well as window and ventilation technology. The company was founded in 1863 and is headquartered in Leonberg, Germany.

Baden-Wuettembergische Wertpapierboerse AG operates the stock exchange. The private company is based in Stuttgart, Germany.

Vereinigung Baden-Württembergische Wertpapierbörse eV operates stock exchanges. The company is headquartered in Stuttgart, Germany.

Gühring KG engages in the manufacture of rotary precision tools for metal machining. It offers milling cutters, threading, drilling, PCD and PCBN tools, reamers, and clamping and grooving systems. It also offers tool management, original manufacturing retooling, tool refurbishment, and digital services. The firm serves the aviation, automotive, mechanical engineering, operation and maintenance, energy technology, optics and precision engineering, tool and mould making, and electrical industry. The company was founded by Gottlieb Gühring in 1898 and is headquartered in Albstadt, Germany.

Deutsche Clubholding GmbH functions as an investment holding German company. The private company is based in Frankfurt, Germany.