TRM Equity II has completed the acquisition of the Browntown Foundry and Iron Mountain Foundry assets from Grede Holdings LLC, expanding its footprint in U.S. iron casting production. The transaction closed on November 28, 2025.
The acquired operations are located in Browntown, Wisconsin, and Iron Mountain, Michigan. The facilities produce gray and ductile iron castings weighing up to 1,000 pounds and are positioned to supply customers across construction, agriculture, HVAC, heavy truck, and automotive end markets, according to the company.
TRM Equity is a private equity firm that pursues controlling investments where its team can drive operational improvements or transformation, with a long-standing focus on targeted manufacturing industries.
KEY QUOTE:
“The foundry industry continues to remain under considerable pressure, and we have focused our efforts on the companies with unique positions and capabilities in their space – the acquisition of the Browntown and Iron Mountain foundries is a continuation of that strategy. These facilities offer a broad range of capabilities to produce large and complex castings and are supported by a deep bench of technical talent to solve problems for its customers. We look forward to partnering with the teams at both foundries to navigate a challenging market and continue delivering exceptional value to their customers.”
Jeff Stone, Managing Director, TRM Equity
