Bloomfield Hills’ TriMas to Sell Aerospace Business for $1.45B

Bloomfield Hills-based TriMas has agreed to sell its aerospace business to an affiliate of Tinicum L.P. in an all-cash transaction worth $1.45 billion.
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TriMas Aerospace produced parts for the U.S. Air Force’s T-7A Red Hawk training jet among other programs.
TriMas Aerospace produced parts for the U.S. Air Force’s T-7A Red Hawk training jet among other programs. // Courtesy of USAF

Bloomfield Hills-based TriMas has agreed to sell its aerospace business to an affiliate of Tinicum L.P. in an all-cash transaction worth $1.45 billion.

Tinicum, which has offices in New York, San Francisco, Houston, and Frankfurt, Germany, manages a diversified group of manufacturing, distribution, industrial technology, and specialty infrastructure companies.

“The TriMas board of directors has been actively evaluating strategic options to optimize our business portfolio and unlock greater value for our shareholders,” says Herbert Parker, board chair of TriMas. “We are pleased to announce this agreement, which we believe represents a compelling valuation and validates the strength of the aerospace business we’ve built.

“Over the past several years, our aerospace leadership team has executed a significant transformation, delivering sustained sales growth, deepening customer partnerships and driving meaningful operational improvements. This transaction reflects the high-quality nature of the business and its continued strong momentum.”

TriMas Aerospace is a provider of highly engineered fasteners and precision-machined components for mission-critical applications across the global commercial aerospace and defense industries.

The business operates nine manufacturing facilities and employs around 1,250 team members. It posted approximately $374 million in revenue over the last 12 months.

The company’s brands include Monogram Aerospace Fasteners, Allfast Fastening Systems, Mac Fasteners, TFI Aerospace, TriMas Aerospace Germany, Martinic Engineering, RSA Engineered Products, and Weldmac Manufacturing Co.

“This transaction represents a win for our employees, our shareholders, and the future of our business,” says Thomas Snyder, president and CEO of TriMas. “Upon completion of this divestiture, we will be centered around a more focused, high-margin packaging platform that will enable us to capitalize on long-term growth and deliver superior value.

“Our top priority is reinvesting to drive profitable growth, including through targeted high-quality acquisitions. In support of that, we’ve established a Strategic Investment Committee, which will guide disciplined evaluation and prioritization of potential acquisitions that best align with our growth strategy. This committee will also actively evaluate additional options, including returning capital to shareholders and strengthening our balance sheet.”

The closing is expected to occur by the end of the first quarter of 2026, subject to customary regulatory approvals and closing conditions. PJT Partners and BofA Securities are serving as financial advisors and have led the sale process, while Jones Day is serving as outside legal counsel for TriMas.

Following the sale, TriMas will continue to design and manufacture a diverse set of products primarily for the consumer products and industrial markets through its TriMas Packaging and Specialty Products groups.

For more information, visit trimas.com.