Robert O. Lorenz
Robert O. Lorenz, 71, is a retired partner of the Arthur Andersen accounting firm. Mr. Lorenz joined Arthur Andersen in 1969, became a partner in 1982, was named managing partner of the Oklahoma City office in 1994 and was named managing partner of the Oklahoma practice in 2000, the position he held until November 2002, when he retired. Mr. Lorenz serves on the Board of Directors, audit committee and as lead independent director of Panhandle Oil and Gas, Inc. Mr. Lorenz also is a member of the Advisory Board of the United Way of Central Oklahoma. Mr. Lorenz has been a director of the Company and OG&E since July 2005, and is Chair of the Audit Committee and a member of the Nominating and Corporate Governance Committee and the Executive Committee of the Board.