Blue Earth Resources 

Blue Earth Resources, Inc., operating via its subsidiary PetroResources, Inc., primarily focuses on acquiring and overseeing various types of interests in producing oil and gas assets across the United States. These interests include royalty and override royalty stakes, as well as non-operating working interests. The company holds minority positions in around 300 wells situated in eight different states. Established as Century Controls International, Inc., the firm adopted its current name, Blue Earth Resources, Inc., in September 2010. Its corporate headquarters are located in Inver Grove Heights, Minnesota.