Johan Dingertz

Ragn-Sells AB provides waste management services. It engages in the collection, sorting, transport, recovery, and treatment of residual products and hazardous waste. The company also provides waste planning, environmental impact assessments, environmental managing systems, environmental accounting, reclamation of land and related matters, and waste treatment services. It offers services to the household, municipal, and industrial organizations. The company was founded in 1966 and is headquartered in Sollentuna, Sweden

Vattenfall AB engages in the generation, distribution, and sale of heat and electricity. It operates through the following segments: Heat, Customers and Solutions, Wind, Power Generation, and Distribution. The company was founded in 1909 and is headquartered in Solna, Sweden.

Stora Enso AB manufactures paper, board, and corrugated packaging products. Its customers include publishers, printing houses and paper merchants, as well as the packaging, joinery and construction industries. The company is headquartered in Stockholm, Sweden.

Empower Oyj develops digital platforms that builds and maintains electricity and telecom networks, factories, and power plants. It offers energy, connectivity, and smart industry services. The company was founded in 1998 and is headquartered in Helsinki, Finland.