Cabeen graduated from U.C.L.A. in Geology and received his Master's degree in Petroleum Engineering from Cal Tech in 1939. He served on the Wartime Petroleum Board, finding oil for the Allied cause and war effort. After the war, he founded his own Geology consulting business, Wm. Ross Cabeen and Associates, and later created an oil exploration company, Cabeen Exploration. He had offices throughout the West, South America, Southeast Asia, France, Iran and other countries.
Throughout his active and adventurous career he was a generous and thoughtful benefactor to many. His family and friends enjoyed his spirited wit and positive attitude. His family owns the home.