Former chairman of the Continental Oil Company (CONOCO), Leonard F. McCollum, owned this house. When McCollum became president of CONOCO in 1947 the company had assets of $209 million and a net income of $31 million. When McCollum retired from CONOCO in 1972 as chairman, the company had assets of $2.3 billion and a net income of $203 million. He was a prominent Houston philanthropist and served as chairman of the Baylor College of Medicine for 14-years. Mcollum passed away in 1993.