Sullivan Precision Plate is your comprehensive HR plate service center.

With over 300 years of combined artisan experience in steel plate processing, you can trust our ability to handle everything from simple components to complex steel plate projects tailored to your exact needs. 

SPP's main sales headquarters and Blanchard grinding operation is a 35,000 square-foot facility in Hartland, WI. We also have a larger 70,000 square-foot facility in Milwaukee, WI., where we maintain plate inventory and provide oxy-fuel cutting, high-definition plasma cutting, stress relieving, and steel shot blasting services. Whether you need a single component or production volumes, we can provide all these services under one roof and through a single point of control. 

Our customer service-oriented work ethic, combined with an experienced in-house sales engineering team, ensures meticulous attention to detail. Our ISO-based quality management system and lean manufacturing methods contribute to our positive success in meeting your needs.

Sullivan Precision Plate

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