Before joining K&L Gates, Mr. Boos practiced in the San Francisco office of two other international firms where he was a partner and head of the litigation group. Prior to entering private practice he was Counsel and Legislative Assistant to a Member of Congress, Counsel to the U.S. House of Representatives Committee on Armed Services, and Counsel to the U.S. House of Representatives Select Committee on Intelligence to Investigate the Activities of the U.S. Intelligence Community.