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Prototek Names Bill Bonadio as New Chief Executive Officer

July 12, 2023

CONTOOCOOK, NH – July 12, 2023 – Prototek Holdings LLC (“Prototek”), a leading national provider of on-demand CNC machining, pr

ecision sheet metal fabrication, and additive manufacturing services, today announced that Bill Bonadio will serve as the company’s new Chief Executive Officer, effective immediately.  

“Bill’s wealth of experience and proven track record at the highest levels of leadership make him the perfect fit to lead our company and usher in a new phase of growth and innovation,” said Jay Twombly, Prototek’s Chairman. “Given his engineering expertise, visionary leadership style and dedication to Prototek, we have an exciting future ahead of us with Bill at the helm.” 

As CEO, Bonadio will guide Prototek’s overall strategy, with an emphasis on fostering innovation and ensuring the firm’s continued success as an industry leader in cutting-edge manufacturing solutions. He will work closely with the management team to drive growth, refine operations, and strengthen Prototek’s relationships with clients and partners.  

“Bill’s experience leading organizations that effectively balance a relentless focus on scaling manufacturing with prioritizing quality makes him the ideal leader for Prototek,” said John Pless, Partner at TruArc Partners and a Director of Prototek. “His customer focus and business acumen will be of great value to the company, and we look forward to working with him in this role.” 

Bonadio has held several executive leadership positions at top global manufacturing organizations. He previously served as President and CEO of Vericor Power Systems, a manufacturer of aeroderivative marine and industrial gas turbines with a global presence. He also had a long career at The Boeing Company, where he held a number of leadership roles including Chief Operating Officer of the Electronics and Information Solutions division; Transformation Program Manager; Vice President of Strategic Development for Defense, Space, and Intelligence; and Vice President of Development for Network and Space Systems. Additionally, he previously served as Vice President of Business Development at Danaher Corporation, where he led strategy and mergers and acquisitions (M&A) for the Tool Group sector.  

“I’m honored to have the opportunity to lead Prototek,” said Bonadio. “With our strong manufacturing process, excellent base of clients, and talented team of people, I’m excited to lead Prototek to even greater success for our clients and our people.” 

Earlier in his career, Bonadio worked as a management consultant for Bain & Company and the Boston Consulting Group, providing C-level clients with strategy, M&A, and operational improvements. He is also a former U.S. Navy officer and graduate of the U.S. Navy Nuclear Propulsion Program, where he served on attack submarines. He holds a B.A. in Mechanical Engineering from Bucknell University and an MBA from the J.L. Kellogg Graduate School of Management at Northwestern University. 

About Prototek
Prototek is a leading national provider of CNC machining, precision sheet metal fabrication, and additive manufacturing services for a variety of end markets, including aerospace, defense, medical, robotics, electronics, consumer, and general industrial. Headquartered in New Hampshire, Prototek serves a diverse customer base with numerous in-house manufacturing capabilities across eleven facilities located in New Hampshire, Wisconsin, California, Colorado, and Pennsylvania. Prototek is ISO 9001:2015 and AS9100D:2016 certified as well as ITAR Registered. For more information, visit

About TruArc Partners
TruArc Partners is a private equity firm focused on middle-market control investments. TruArc focuses on companies in attractive sub-sectors across specialty manufacturing and business services. The TruArc investment team collaborates with its operating partners and portfolio management teams to create value through a transformational growth strategy led by organic or acquisition-driven growth. To learn more about TruArc visit 

Media Contact
Jason Kopras
VP of Sales and Marketing, Prototek