Berntsen Brass & Aluminum Foundry Employee Directory
MiningWisconsin, United States11-50 Employees
Berntsen Brass & Aluminum Foundry is a Wisconsin-based foundry specializing in lead-free brass and precision aluminum industrial castings. The company supports projects from concept-model design through to fully machined, leak-free components ready for production lines, offering a streamlined casting and machining supply model for inventory programs. Serving customers in the mining industry, it addresses needs for high-quality, reliable parts that integrate smoothly into industrial operations. Founded in 1946 by Osvald Berntsen and now operating under fourth-generation family ownership, the business emphasizes personal service and a steady commitment to value for its expanding customer base. Located in Madison, the firm has a regional footprint and a history of ongoing involvement in its craft and market, with a long-standing focus on this specialized casting and machining niche.
1-888-653-2347 
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