Board of Directors
Steven C. Lockard
Chairman of the Board and Director

Chair of the Technology Committee
Paul G. Giovacchini
Lead Independent Director

Chair of the Compensation Committee
William E. Siwek
President & CEO, Director

William (Bill) Siwek has served as President since May 2019 and assumed the role of Chief Executive Officer and was elected to the Board of Directors in May 2020. Bill started with TPI as our Chief Financial Officer in 2013. From September 2012 to September 2013, Bill served as the Chief Financial Officer for T.W. Lewis Company, an Arizona-based real estate investment company. From May 2010 until September 2012, he was an independent consultant assisting companies in the real estate, construction, insurance and renewable energy industries. Bill served as Executive Vice President and Chief Financial Officer of Talisker Mountain, Inc., from January 2009 to April 2010 and he was President and Chief Financial Officer of the Lyle Anderson Company from December 2002 to December 2008. Bill spent 18 years, from September 1984 to May 2002, with Arthur Andersen where he became a Partner in both Audit and Business Consulting Divisions. Bill holds B.S. degrees in Accounting and Economics from University of Redlands. He is a certified public accountant.
Jayshree Desai
Director

Member of the Audit Committee
Member of the Compensation Committee
Philip J. Deutch
Director

Member of the Nominating and Corporate Governance Committee
Member of the Technology Committee
Jack A. Henry
Director

Jack Henry has served as a member of our board of directors since 2008. In 2000 he retired as the managing partner of Arthur Anderson’s Phoenix office. Mr. Henry also serves on the board of directors and serves as the audit committee chairman of Grand Canyon Education as well as other private organizations. He founded and served as the president of the Arizona chapter of the National Association of Corporate Directors. Mr. Henry received a bachelor’s degree in Business Administration and an MBA from the University of Michigan.
Chair of the Audit Committee
Bavan Holloway
Director

Bavan Holloway joined our Board of Directors in September 2020. Bavan brings 30 years of finance and audit experience in complex and regulated industries to the boardroom. Until her retirement in April 2020, Bavan held the position of Vice President of Corporate Audit for Boeing. Previously, she held various executive positions in finance at Boeing. Prior to joining Boeing in May 2002, Bavan spent 16 years at KPMG LLP primarily serving investment services, broker dealer, and financial clients in Chicago and New York. She currently serves on the board of directors of the YWCA Seattle/King/Snohomish, including board secretary and member of the audit and finance committees. Bavan previously served on the boards of Special Olympics of Washington and the Institute of Internal Auditors – North America. Bavan has earned a number of awards and honors throughout her career, including a Black Engineer of the Year Special Recognition Award in 2019; a National Achievement in Industry Award from the National Association of Black Accountants in 2013; and a Women of Achievement Award from Legal Momentum in 2013. Bavan is a certified public accountant, a certified internal auditor, a chartered global management accountant, and is certified in risk-management assurance. She has a bachelor’s degree in business administration from the University of Tulsa (May 1986) and a master’s degree in financial markets and trading from the Illinois Institute of Technology (May 1997).
Member of the Audit Committee
Linda P. Hudson
Director

Linda Hudson joined our Board of Directors in August 2020. Linda previously served as a director of Southern Company and is currently a director on the boards of Bank of America and Trane Technologies (formerly Ingersoll Rand). She serves on the non-profit executive board of the University of Florida Foundation. Linda retired as the Chairman and CEO of The Cardea Group in February 2020. She previously retired as president and CEO of BAE Systems, Inc. in January 2014 where she led a global defense, aerospace, and security company with $13 billion in annual revenue. Prior to becoming BAE Systems, Inc CEO, Linda was president of BAE Systems' Land & Armaments operating group. Before joining BAE Systems, she served for seven years as an officer and vice president of the General Dynamics Corporation and was president of General Dynamics Armament and Technical Products. Linda held a variety of senior management positions in engineering, production operations, program management, and business development during a period of significant consolidation in the defense industry. Selected to receive the USO’s 2011 Woman of the Year Distinguished Service Award for her tireless commitment to the military and their families, Linda has received numerous accolades and recognitions for her professional accomplishments and philanthropic activities. A graduate of the University of Florida, Linda received her bachelor's degree in systems engineering with honors. She holds an honorary doctorate in engineering from Worcester Polytechnic Institute and an honorary doctorate in science from the University of Florida. In 2019 Linda was inducted into the National Academy of Engineering.
Member of the Nominating and Corporate Governance Committee
Member of the Technology Committee
James A. Hughes
Director

Member of the Audit Committee
TJ Jordan
Director

Member of the Nominating and Corporate Governance Committee
Member of the Technology Committee
Daniel G. Weiss
Director

Chair of the Nominating and Corporate Governance Committee
Member of the Compensation Committee