Sven Magnus Hemmingsson

Mälarenergi AB provides heating, electricity, water, broadband solutions and related services. It offers water and heating supply, electricity trading and network, and fiber optic network for internet, television, and telephone services. The company was founded in 1861 and is headquartered in Västerås, Sweden.

Vattenfall Power Consultant AB provides technical, environmental, and management consulting services to the energy and infrastructure sectors. The company was founded on January 4, 1990 and is headquartered in Solna, Sweden.