44		Beer Tycoon (Windows, 2006)
43		SeaWorld Adventure Parks Tycoon (Windows, 2003)
41		Mr. Jones' Graveyard Shift (Windows, 2009)
41		Software Tycoon: Der Spielemanager (Windows, 2001)
40		Airline Tycoon 2 (Windows, 2011)

Notes: Games similar to Big Oil, Games like Big Oil, Dartmoor Softworks GmbH & Co. KG, Drago Entertainment, East Entertainment Media GmbH, Windows, Simulation, Strategy, Tactics, Managerial, Business Simulation, 3rd-person, Other, PC, Game Similarities.