About Us

• Weld Systems Integrators, Inc., or WSI, is a manufacturer and distributor of a full line of resistance welding machinery, accessories and consumables, an integrator of robotic resistance and MIG welding cells, and has strong capabilities in service, training, welding lab testing and contract engineering. WSI is the industry leader in fastener welding with boron-strengthened steel. We are also proud to be Importers and Master Distributors for the full TECNA line of machinery and balancers.