Jerry H. Ballengee
Chairman
Morris Material Handling
Company

Former President and Chief Operating Officer
Union Camp Corporation

Nominating Committee
Chairman
Corporate Governance
Committee Member

Anthony P. Banham
Vice Chairman
Simmons & Company
International

Corporate Governance
Committee Member

Gerald M. Glenn
Chairman of the
Supervisory Board
Chicago Bridge & Iron Company N.V.

Chairman, President and
Chief Executive Officer
Chicago Bridge & Iron Company

Nominating Committee
Member

Ben A. Guill
President
First Reserve
Corporation

Audit Committee
Member
Corporate Governance
Committee Member

J. Charles Jennett
President Emeritus
Texas A&M International
University

Corporate Governance
Committee Member
Nominating Committee
Member
Organization and
Compensation
Committee Member

Vincent L. Kontny
Former Senior Executive
Vice President and Chief Operating Officer
Washington Group
International, Inc.

Owner and CEO
Double Shoe Cattle Company

Organization and
Compensation
Committee Chairman
Audit Committee
Member
Corporate Governance
Committee Member

Gary L. Neale
Chairman, President and CEO
NiSource, Inc.

Corporate Governance
Committee Chairman
Organization and
Compensation
Committee Member

L. Donald Simpson
Former Executive Vice President
Great Lakes Chemical
Corporation

Corporate Governance
Committee Member
Organization and
Compensation
Committee Member

Marsha C. Williams
Executive Vice President and Chief Financial Officer
Equity Office Properties Trust

Audit Committee
Chairman
Corporate Governance
Committee Member

J. Dennis Bonney
Chairman of the Board
Aeromovel USA

Former Vice Chairman
of the Board
Chevron Corporation