Fabricating High-Quality Custom and Production Weldments.
Precision. Speed. Trust. Our Foundation.


MIG Welding

TIG Welding

Project Design

Saw Cutting

Metal Finishing

Manual Fabrication

Common Materials

(but not limited to)

–  Steel –
–  Stainless Steel and relative alloys –
–  Aluminum and relative alloys –

About Us

We are an owner/operated welding and fabrication shop located in Waukesha, WI.  With over 15 years of industry experience Sigmatic Metalworks is dedicated to making high-quality custom and production weldments while providing an exceptional customer experience to everyone we service.   Whether a manufacturing company needs help welding parts or a hobbyist wants a project fabricated Sigmatic Metalworks has it covered.