Brost Foundry Company was founded in 1910 and, to this day, carries on the strong tradition of producing top quality castings for commercial and governmental applications nationwide. By providing the following services, we are a complete one-stop solution for your casting and machining needs. Services Offered: - Sand Castings in Aluminum, Copper, Brass, & Bronze - Investment Castings in Aluminum, Brass, Bronze, Steel, & Stainless Steel - Full in house CNC Machine Shop - ISO 9001:2015 Certified