Utz Kowalewski

Dortmunder Stadtwerke AG provides urban development and transportation services for the city of Dortmund. The firm, through its subsidiaries, also provides energy and telecommunication services. The company was founded on June 18, 1857 and is headquartered in Dortmund, Germany.

DOGEWO Dortmunder Gesellschaft für Wohnen mbH is a company based in Dortmund, Germany. DOGEWO21 is a subsidiary of the German company and ultimately controlled by the City of Dortmund. The company's main focus is on providing housing solutions and promoting community engagement through their neighborhood agencies. The company offers various channels for their customers to request repairs or submit inquiries, including mobile, PC, service offices, and phone. DOGEWO21 also provides a wide range of housing options for individuals looking for a new home. The company was founded in 1918 by Hans Strobel and the CEO is Klaus Graniki.

Dortmund Stadtwerke Holding GmbH is an investment services company based in Dortmund, Germany. The German company provides investment services. The CEO of the private company is Guntram Pehlke.