Meet The U.S. Comptroller General. Gene L. Dodaro is the eighth Comptroller General of the United States and head of GAO. As Comptroller General, Mr. Dodaro leads GAO and helps oversee the hundreds of reports and testimonies that GAO provides each year to various committees and individual Members of Congress.Bid Protests Appropriations Law‧The Yellow Book‧Sarandrea Associates Group Corporation‧Reports & Testimonies‧About GAO‧Key Issues.