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Board Of Directors

Joseph "Digger" DiGuardo
Acting Chairperson of the Board

On July 21, 2026, the Company appointed Rear Admiral Joseph A. “Digger” DiGuardo Jr. to the Board of Directors as Acting Chairman, effective immediately. He previously served as an advisory board member since 2024. There were no arrangements or understandings between Mr. DiGuardo and any other person pursuant to which he was appointed as a director, and there have been no transactions since the beginning of the Company’s last two fiscal years, nor are there any currently proposed transactions, regarding Mr. DiGuardo that are required to be disclosed by Item 404(a) of Regulation S-K. In addition, there are no family relationships between Mr. DiGuardo and any other director or executive officer. Mr. DiGuardo will also serve on the Board’s Quality Health and Safety Committee.

Mr. DiGuardo, age 58, is a highly accomplished senior executive leader with over three decades of distinguished service in national security, counterterrorism, and counter-proliferation. As a retired Rear Admiral in the U.S. Navy, Mr. DiGuardo culminated his military career leading the Navy Expeditionary Combat Command (NECC), overseeing 20,000 active and reserve personnel and a budget of $2.1B annually. His leadership spanned complex, high-risk operations, including special operations to Counter Weapons of Mass Destruction (CWMD) mission, Counter Terrorism, Navy Expeditionary Operations and Fleet support worldwide. Prior to that he was the Director, U.S. Special Operations Command (USSOCOM J10) Countering Weapons of Mass Destruction (CWMD) Directorate and the DoD CWMD Coordinating Authority with responsibility to plan, assess, and recommend global CWMD priorities aligned to National Defense Strategy and coordinate with U.S. Government and Foreign Agencies to disrupt state and non- state proliferation and terrorism.

Currently, Mr. DiGuardo is the Principal of DiggerWorks Consulting, where he advises clients and Boards of Directors on National Security Strategy and Policy, Unmanned Systems, Technology Integration, Counter WMD, Counter Proliferation/Non Proliferation and U.S. Government priorities. He is an Executive Director at the Nevada National Security Sites (NNSS), a National Laboratory under the Department of Energy. He also serves as a Fellow at the American College of National Security Leaders (ACNSL), responding to questions directly from the National Security Council (NSC) and is the Warfare Chair of the Undersea Warfare Academic Group at the Naval Postgraduate School, further contributing to national security thought leadership and academia.

Clyde W. Hewlett
Independent Director

Clyde W. Hewlett became a member of the Board of Directors on December 23, 2020.  Mr. Hewlett has over 40 years of experience in offshore engineering design, manufacturing and operations. Mr. Hewlett has served on the Board of Directors of Seismic City, Inc. since April 2000. From 2015 until 2019, Mr. Hewlett served as Chief Operating Officer (COO) of Oceaneering International, Inc., a global provider of engineered services and products to the offshore energy industry as well as the defense, entertainment and aerospace industries. Prior to his service as COO, Mr. Hewlett was the Senior Vice President for Projects (from 2007 to 2015) and a Vice President and Project Manager (1988 to 2007) with Oceaneering International, Inc. Prior to joining Oceaneering, Mr. Hewlett worked as in various project engineering and project management roles with Vetco Gray, Inc. (from 1987 to 1988), with Hughes Offshore (from 1985 to 1987), with CanOcean Resources, Ltd. (from 1979 to 1984) and with Esso Canada (from 1978 to 1979). Mr. Hewlett obtained his Bachelors of Engineering in Mechanical Engineering from Memorial University of Newfoundland, Canada in 1978. We believe that Mr. Hewlett’s significant engineering, manufacturing and operational experience in the offshore environment qualifies him to serve on our Board of Directors. 
 

Corliss J. Montesi
Independent Director

Corliss J. Montesi brings nearly 40 years of senior finance, accounting, and governance leadership across Fortune 250 aerospace, defense, manufacturing, and industrial companies. She has held executive leadership roles at L3Harris Technologies, Stanley Black & Decker, and United Technologies Corporation (now Raytheon Technologies), including service as Vice President, Principal Accounting Officer, Chief Audit Executive, and Chief Financial Officer of a $2.5 billion business unit. Her expertise spans financial reporting, internal controls, enterprise risk management, capital allocation, and advising public company audit committees.

Ms. Montesi holds an MBA in Finance from the University of Bridgeport and a Bachelor of Science in Accounting from the University of Connecticut, where she was inducted into the School of Business Hall of Fame. She is a Certified Public Accountant and a graduate of the United Technologies Executive Leadership Program at the University of Virginia’s Darden School of Business.  We believe that Ms. Montesi’s extensive financial and audit expertise, executive leadership experience, and corporate governance background qualify her to serve on our Board of Directors.

Jim Thompson
Independent Director

Jim Thompson has more than two decades of international experience as an executive and advisor within the energy, power, and renewable industries, working with Fortune 500 and multinational organizations. Since October 2016, Mr. Thompson has served as the Energy Practice Head at Odgers Executive Search, where he specializes in executive searches across energy and natural resources, infrastructure, manufacturing, transportation and logistics, and clean technology sectors.

Prior to joining Odgers, Mr. Thompson held senior executive leadership roles with Oerlikon Solar, ABB, and Siemens, where he developed extensive experience in global energy markets and large-scale industrial operations. Mr. Thompson earned a Bachelor of Engineering degree in Electrical Engineering from Texas A&M University. We believe Mr. Thompson’s qualifications to serve on the Board include his deep international energy industry expertise, executive leadership background, and experience advising organizations on strategic talent and organizational development.

 

Dr. Philipp Stratmann
Executive Director
Dr. Philipp Stratmann is Ocean Power Technologies President and Chief Executive Officer, based in OPT’s New Jersey headquarters. Mr. Stratmann joined OPT in December 2019 as Vice President, Global Business Development, bringing with him broad energy industry experience from oil and gas to renewables, both offshore and onshore. Prior to OPT, Philipp was Vice President, Biofuels, for Velocys, which he joined in 2015 as Business Development Director. He previously served as General Manager Global Development and West Africa for InterMoor and has held leadership positions with Acteon Group and Ernst & Young, in addition to experience with VT Group and Shell. Mr. Stratmann is a graduate of the United Kingdom’s University of Southampton, where he received his Engineering Doctorate and his Master of Engineering degree in Ship Science.