Greater Wisconsin Sheet Metal (GWSM) is a leading fabrication and custom design shop serving the Midwest since 2004. From our very first coil line to our latest 5 AXIS Waterjet Cutting Table, we constantly strive to provide the most state-of-the-art sheet metal duct production possibilities to our customers. We handle any and all projects in-house with such advanced capabilities. From a simple part to complex HVAC ductwork assembly, from order-taking to delivery, our first priority is to meet your needs.

Our single-source production welding service saves you time and money by facilitating every stage of your project from design and engineering, to finishing, packaging, and shipping. Whether you need a specific one-off piece of ductwork or long production runs, GWSM has both the experience and the resources to complete your sheet metal projects on time, using quality processes and materials.