Great Lakes Castings, LLC
Machinery ManufacturingMichigan, United States51-200 Employees
Great Lakes Castings, LLC is a Michigan-based grey iron foundry that operates as part of the machinery manufacturing sector. The company produces green sand castings from 1 to 50 pounds for multiple production runs, with the capability to use horizontally or vertically parted molding systems, and complements its casting operations with in-house heat treating as a value-added service. Located along Lake Michigan in Ludington, the business has positioned itself as an American-owned source for castings, emphasizing domestic production since 1946. Its customer base comprises manufacturers needing reliable, domestically produced grey iron components, with an emphasis on handling different production volumes across low to high mix runs. Recent organizational updates include the appointment of a new Director of Operations in October 2025, reflecting ongoing leadership adjustments within the operations side of the business.