Marcus Opitz

OP Advisory Services GmbH operates as a venture capital firm specializing in seed stage investments. The company is headquartered in Cologne, Germany.

Part of Brüder Schlau GmbH & Co. KG, Schlau Großhandels GmbH & Co. KG is a company based in Porta Westfalica, Germany. The CEOs are Ingo Stückmann, Ralf Bartsch, Marcus Opitz. Schlau Großhandels GmbH & Co. KG is a German wholesale company that provides over 100 machines for rent and delivers them directly to the customer. The company serves corporate clients and dealers, offering fast delivery within 24 hours. The company's employees are available every day to provide personalized service and ensure successful project implementation. Customers can easily order online and choose from a wide range of available machines at various locations. The company was founded in 1921 by Theodor Schlau, Wilhelm Schlau.

Orizon Outsourcing GmbH engages in the acquisition and management of participations in companies with interest in firms that provide human resource services. It specializes in personnel placement, human resources and consulting, as well as business consulting. The company was founded on January 7, 2000 and is headquartered in Berlin, Germany.

HEIM & HAUS Holding GmbH manufactures and distributes home refurnishing products. It offers awnings, shutters, roof window blinds, garage doors, plastic windows, renolux skylight, doors and canopies. The company was founded in 1971 and is headquartered in Duisburg, Germany.

Gebrueder Otto AG provides waste management services. It provides waste containers, waste materials treatment plants, lifting, and weighing systems. The company is headquartered in Dresden, Germany.

Star 21 Networks AG provides access to the internet. The private company is based in Frankfurt, Germany. Volker Neiß has been the CEO of the German company since 2000.