Werner Schneider

AOK-Bundesverband provides health insurance services. It offers international consulting services, security and medical care services for illness and also organizes seminars and workshops within Germany and abroad. The company was founded in 1881 and is headquartered in Bonn, Germany.

Ed. Züblin AG engages in the provision of building construction and civil engineering services. Its services include turnkey construction, structural maintenance, tunnelling, ground engineering, structural steelwork, timber construction, environmental technology, bridge construction, chimney and refractory engineering, construction logistics, and modular construction . The company was founded by Eduard Züblin in 1898 and is headquartered in Stuttgart, Germany.

STRABAG AG provides building, construction, and technical services. The firm engages in the design, planning, billing, and construction of structures and technical installations. It also sells and distributes building components, materials, and equipment. The company was founded in 1895 and is headquartered in Cologne, Germany.

BAU Holding Beteiligungs AG designs and constructs expressways and roads. The company was founded in1999 and is headquartered in Spittal an der Drau, Austria.

Essanelle Hair Group AG engage in the provision of hairdressing services in Germany. The company offers its services exclusively through the brands essanelle Ihr Friseur, Super Cut and HairExpress. It also sells salon products in its hairdressing salons and in specialist retail shops. The company was founded in 1998 and is headquartered in Dusseldorf, Germany.

Founded in 1956, Trevira GmbH is a subsidiary of Indorama Ventures Public Co. Ltd. that manufactures and supplies polyester textiles, yarns, and other polyester products. The company is based in Bobingen, Germany. Trevira was acquired by Indorama Ventures Public Co. Ltd. from Trevira Abwicklungsgesellschaft mbH on July 01, 2011 for $55.57 million.