Guido Stilling

SWK Stadtwerke Krefeld AG operates as a holding company, which engages in the distribution and supply of electricity, water, gas, and heat. The firm also provides waste disposal and transportation services. It operates through the following segments: Energy, Water, Waste Management, Transportation, and Services. The Energy segment comprises electricity, gas, and heat. The Water segment deals with water and sanitation. The Waste Management segment specializes in waste collection. The Transportation segment offers public transport with buses and trams. The Services segment consists of management, control, and infrastructure. The company was founded in 1990 and is headquartered in Krefeld, Germany.

EGN Entsorgungsgesellschaft Niederrhein mbH provides waste management services. It focuses on disposal, treatment and recycling, logistics, reusable materials, municipal services, sanitary rental, and other related services. The company was founded by Mathias Trienekens in 1923 and is headquartered in Viersen, Germany.

SWK Energie GmbH engages in the operation of plants and facilities for the supply of electricity, natural gas, heating, and water. It also provides telecommunications services. In addition, the firm conducts trading activities related to energy supply. The company was founded on December 20, 2000 and is headquartered in Krefeld, Germany.