Premier Forge Group, a portfolio company of Wynnchurch Capital, acquired California Amforge Corp. Located in Azusa, Calif., Amforge manufactures closed-die, upset and rolled-ring forgings for the aerospace, defense and oil-and-gas industries. The company supplies critical components for both fixed and rotary wing aircraft and engines in military and civil applications. Located in Portland, Ind., and Lebanon, Ky., Premier Forge provides high-value, complex forgings for OEMs in a range of markets. The company’s capabilities include comprehensive forging processes complemented by in-house design and engineering, product machining and heat-treating services.

According to Premier Forge, the addition of Amforge further develops its oil-and-gas business while gaining significant scale in the aerospace and defense market. In addition, it can now offer customers new products with additional forging capabilities and capacity.