42		Balance of the Planet (DOS, 1990)
40		Fate of the World (Windows, 2011)
40		Paws & Claws: Pet Vet (Windows, 2006)

Notes: Games similar to Energie-Manager, Games like Energie-Manager, Rauser Advertainment GmbH, Bundesministerium für Wirtschaft und Technologie, DOS, Educational, Simulation, Ecology, Nature, Managerial, Business Simulation, City - Berlin, City - Hamburg, City - Leipzig, City - Munich, PC, Game Similarities.