Board of Directors

Steven C. Lockard
Chairman of the Board and Director

Mr. Lockard became Chief Executive Officer of TPI Composites in 2004 and transitioned to the Chairman of the Board on May 20, 2020. Steve also serves as the Chairman of the Technology Committee of TPI’s Board. He became our President and CEO in 2004 and has served as a member of our board of directors since that time. Prior to joining us in 1999, Mr. Lockard was Vice President of Satloc, Inc., a supplier of precision GPS equipment, from 1997 to 1999. From 1993 to 1997, Mr. Lockard was Vice President of marketing and business development and a founding officer of ADFlex Solutions, Inc., a NASDAQ- listed international manufacturer of interconnect products for the electronics industry. Earlier in his career, Mr. Lockard held several marketing and management positions including Business Unit Manager, Corporate Market Development Manager and Marketing/Applications Engineer at Rogers Corporation from 1982 to 1993. Mr. Lockard is a board member and past Chair of the American Wind Energy Association. Mr. Lockard holds a B.S. in Electrical Engineering from Arizona State University.

Chair of the Technology Committee

Paul G. Giovacchini
Lead Independent Director

Mr. Giovacchini currently serves as our Lead Independent Director. Mr. Giovacchini served as Chairman of our board of directors from 2006 to May 2020. Mr. Giovacchini is currently an independent consulting advisor to Landmark Partners, Inc. Prior to 2014, he served as a Principal of Landmark Partners, Inc. since 2005. Mr. Giovacchini has been investing in privately held companies on behalf of institutional limited partnerships since 1987. Mr. Giovacchini holds an A.B. in Economics from Stanford University and an M.B.A. from Harvard University.

Chair of the Compensation Committee

William E. Siwek
President & CEO, Director

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

Jayshree Desai
Director

Jayshree Desai joined our Board of Directors effective September 29, 2017. Ms. Desai is the President of ConnectGen LLC, a company focused on the development of wind, solar and storage projects. Prior to joining ConnnectGen LLC, Ms. Desai served as the Chief Operating Officer of Clean Line Energy Partners, LLC a developer of transmission line infrastructure projects that deliver wind energy to communities and cities that lack access to low cost renewable energy resources. Prior to that, Ms. Desai was CFO of Horizon Wind Energy, a developer, owner and operator of wind farms. Prior to that, Ms. Desai was a Director at Enron responsible for Mergers & Acquisitions. Ms. Desai began her career as a business analyst at McKinsey & Company. Ms. Desai currently serves on the Executive Board of KIPP Houston and as the Chairperson of the Board of the Wind Energy Foundation. Ms. Desai holds a Master of Business Administration from the Wharton School of the University of Pennsylvania and a Bachelor of Business Administration from the University of Texas at Austin.

Member of the Audit Committee
Member of the Compensation Committee

Philip J. Deutch
Director

Mr. Deutch has served as a member of our board of directors since 2007. Since 2005, Mr. Deutch has been the Managing Partner of NGP Energy Technology Partners, L.P. (NGP ETP), a private equity fund that invests in companies that provide products and services to the oil and gas, power, environmental, energy efficiency and alternative energy sectors. Since 2016, Mr. Deutch has been a Partner at Social Capital, a partnership of philanthropists, technologists and capitalists utilizing venture capital as a force to create value and change on a global scale. From 1997-2005, Mr. Deutch served as a Managing Director and Member of the Executive Committee of Perseus, LLC, a private equity fund management firm. Prior to joining Perseus, Mr. Deutch was an attorney at Williams & Connolly LLP from 1991 to 1997 and worked in the Mergers and Acquisitions Department of Morgan Stanley & Co. from 1986 to 1988. Mr. Deutch currently serves on the board of directors of Catapult Energy Services, LLC, Oilfield Water Logistics, LLC, Community Energy Solar, LLC, Waste Resource Management, Inc., and Data Coral and previously served on the board of directors of American Wind Capital Company, Satcon Technology Corporation, Evergreen Solar and Beacon Power. Mr. Deutch holds a B.A. in Economics from Amherst College where he was elected a member of Phi Beta Kappa and a J.D. with distinction from Stanford Law School. Mr. Deutch is on the Board of the Folger Shakespeare Library and iMentor (Bay Area).

Member of the Nominating and Corporate Governance Committee
Member of the Technology Committee

Jack A. Henry
Director

Mr. Henry has served as a member of our board of directors since 2008. Since 2000, Mr. Henry has served as the Managing Director of Sierra Blanca Ventures, LLC, a private investment and advisory firm. From 1966 to 2000, Mr. Henry worked as a certified public accountant for Arthur Andersen, a national accounting firm, retiring in 2000 as the Managing Partner of the Phoenix, Arizona office. Mr. Henry currently serves on the board of directors and chairs the audit committee of Grand Canyon Education, Inc. and the boards of directors and audit committees of several private companies and is President of the Arizona Chapter of the National Association of Corporate Directors. Mr. Henry received a Bachelor’s degree in Business Administration and an M.B.A. from the University of Michigan.

Chair of the Audit Committee

James A. Hughes
Director

Mr. Hughes has served on our board of directors since October 2015. Mr. Hughes is the CEO and Managing Director of Prisma Energy, LLC, a private entity focused on investments in energy storage. Mr. Hughes previously served as the Chief Executive Officer of First Solar, Inc., from May 2012 to June 2016 and served as a member of First Solar, Inc.’s board of directors from May 2012 until September 2016. Prior to serving as the Chief Executive Officer of First Solar, Inc., he served as the company’s Chief Commercial Officer from March 2012 to May 2012. Prior to joining First Solar, Inc., Mr. Hughes served as Chief Executive Officer and Director of AEI Services, LLC from October 2007 until April 2011. From 2004 to 2007, Mr. Hughes engaged in principal investing with a privately-held company based in Houston, Texas. Prior to that, he served as President and Chief Operating Officer of Prisma Energy International from 2002 to 2004. Mr. Hughes currently serves as a corporate director of Alcoa Corporation, Eos Energy Storage, and PNM Resources. Mr. Hughes is the former chairman and serves as a director of the Los Angeles Branch of the Federal Reserve Bank of San Francisco. Mr. Hughes holds a J.D. from the University of Texas at Austin School of Law, a Certificate of Completion in international business law from Queen Mary’s College, University of London and a Bachelor’s degree in Business Administration from Southern Methodist University.

Member of the Audit Committee

TJ Jordan
Director

Mr. Jordan joined our team January 29, 2019. Mr. Jordan is the President and Chief Operating Officer of Dura Automotive Systems, LLC, a global designer and manufacturer of automotive components, including control systems, exterior systems and lightweight structural systems for original equipment manufacturers and other transportation industries. Mr. Jordan began his career at General Motors Company (GM). During his GM tenures from 1984 to 2009 and from 2014 to 2015, Mr. Jordan held numerous international operations, business development, strategy, marketing and sales, M&A and product development executive positions including Global Executive Director of Product Development for New Vehicle Technologies and ultimately served as Executive Vice President, Global Operations and Customer Experience. From 2009 to 2013, Mr. Jordan served United Technologies Corporation in prominent roles in manufacturing operations, purchasing, technology and engineering and ultimately served as Global SVP, Operations and Supply Chain, Aerospace Systems. Mr. Jordan holds an Executive Aerospace & Defense Masters of Business Administration in Operations, Strategy and Finance from the University of Tennessee, an A.A.S. degree in Industrial Engineering Technology from Purdue University and a B.S. degree in Pre-law/Criminology from Eastern Michigan University.

Member of the Nominating and Corporate Governance Committee
Member of the Technology Committee

Daniel G. Weiss
Director

Mr. Weiss has served as a member of our board of directors since 2009. Mr. Weiss is a co-founder and Managing Partner of Angeleno Group, a Los Angeles-based private equity firm with a global platform focused on high growth investments in alternative energy and natural resource-related companies. Founded in 2001, Angeleno Group invests broadly across the energy and natural resource industry to support innovative, well managed, rapidly growing businesses. Mr. Weiss has been with the Angeleno Group since 2001. In addition to his firm management responsibilities, Mr. Weiss leads investments and serves on boards of multiple Angeleno Group private portfolio companies. Prior to joining Angeleno Group, Mr. Weiss was an attorney at O’Melveny & Myers from 1998-1999. Mr. Weiss currently and previously has served on boards or public commissions for a number of non-profit and government organizations including the World Resources Institute, the Stanford Law School Board of Visitors, the City of Los Angeles Redistricting Commission and the UCLA Institute on the Environment and Sustainability. Mr. Weiss holds a B.A. in History from the University of California, Berkeley, an M.A. in Latin American Studies from Stanford University and a J.D. from Stanford Law School.

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