ConocoPhillips CFO Bill Bullock to Retire After Nearly Four Decades / Latest / By mark ConocoPhillips’ W.L. (Bill) Bullock is retiring from his roles as executive vice president and CFO after 39 years of service. Andy O’Brien will assume the role of CFO. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Related