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BLOOMFIELD HILLS, Michigan, December 6, 2016 – TriMas (NASDAQ: TRS), a diversified industrial manufacturer of engineered products, today announced the appointment of John Schaefer as president of the TriMas Aerospace group, effective December 5, 2016. Schaefer will report directly to TriMas President and Chief Executive Officer Thomas Amato.

“John has a proven track record of driving performance in the aerospace sector,” said Amato. “He has significant industry experience in business development, manufacturing, lean and continuous improvement, and supply chain management, as well as having served in various aviation units in the U.S. Marine Corps. We are pleased to have John join the TriMas team and look forward to his contributions in further developing our Aerospace business.”  

TriMas Aerospace is headquartered in California with multiple locations where it designs, develops and manufactures products under four leading brands: Monogram Aerospace Fasteners, Allfast Fastening Systems, Mac Fasteners and Martinic Engineering. Its products include blind bolts, fasteners, solid and blind rivets, and machined components for hydraulic and pneumatic systems, designed and manufactured for commercial aircraft companies, suppliers and distributors, and U.S. and allied militaries.

Prior to TriMas, Schaefer served as president of TransDigm’s Adams Rite Aerospace division, an aerospace product designer and manufacturer, with leadership responsibility for sales, engineering, multiple manufacturing site operations, acquisition integration, supply chain, operational excellence, human resources and finance. Prior to that, he held the position of director of operations at TransDigm’s Adams Rite Aerospace, as well as operational and supply chain leadership roles at Meggitt PLC, a manufacturer for the aerospace, energy and medical device markets. In addition, Schaefer served in various leadership, sales and operational roles at Siemens AG, Conexant Systems and Black & Decker. Additionally, Schaefer retired as a lieutenant colonel in the Marine Corps after 22 years of service, both on active duty and in the reserves, where among other duties, he led various aerospace supply chain and MRO activities globally.

Schaefer received a Bachelor of Arts degree from the University of Florida, as well as a Master of Business Administration degree from Pepperdine University.

About TriMas
TriMas is a diversified, global manufacturer of engineered products with approximately 4,000 dedicated employees in 13 countries. We provide customers with innovative product solutions through our businesses which operate in four segments: Packaging, Aerospace, Energy and Engineered Components. The TriMas family of businesses have strong brand names in the markets they serve, and operate under a common set of values and strategic priorities under the TriMas Business Model. TriMas is publicly traded on the NASDAQ under the ticker symbol “TRS,” and is headquartered in Bloomfield Hills, Michigan. For more information, please visit

Christine Parker
Manager, Investor Relations & Communications 
(248) 631-5438
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