Stalwart Machining Works
Wisconsin-based precision machining for domestic-sourcing customers — Made in USA
About
Milwaukee-area precision machining facility — family-owned, 4th generation, 1958. Specializes in CNC-machined components for U.S. industrial, medical device, and defense customers who need domestic sourcing. ITAR registered. Full ISO 9001 + AS9100 + NADCAP certification. Higher costs than offshore sourcing, but zero supply-chain-disruption risk and full Buy American / Berry Amendment compliance for federal contracts.
What they offer
- CNC precision machining
- 5-axis milling + turning
- Medical device components (Class II/III)
- Defense + aerospace parts (ITAR)
- Low-volume prototyping
Reviews
“Berry Amendment compliance without drama. They know how to ship to us. 12 years of clean deliveries.”
“Our Class II surgical component comes from them. Full traceability, zero deviation across 40,000 parts.”
“They're more expensive than China. We pay it gladly because they've NEVER missed a deadline in 7 years.”