The Dulleses were more than willing to help. Through their law firm, the brothers had long ties to major U.S. oil companies like Standard Oil, which strongly supported the tough British stand against Mossadegh, with hopes of securing their own stake in the Iranian oil fields. Allen had another former client with a big interest in the Iranian oil dispute: the London-based J. Henry Schroder Banking Corporation, on whose board he served, was the financial agent for Anglo-Iranian Oil.