Delivering next day since 1950

Wisco is the leading supplier of compressed gases, welding supplies, & equipment for northern Illinois & Indiana. Standard next day delivery combined with technical expertise provide unmatched service for our customers.

Visit Our Showroom

Come visit the largest showroom in the Midwest! Our vast inventory & large stock of welding gas makes Wisco a one stop shop for all your welding needs.

How We Deliver

Next day delivery is the standard at Wisco, not an option. Can't wait? We also offer Emergency Same Day deliveries to keep your business running.

Our History

Established in 1950. Wisco has remained a family business for almost 70 years. We carry the family attitude to our customers by providing unmatched personal service.

Industries Served

Construction to demolition, pipe-fab to auto-shops, college classrooms and everything in between. If there is welding or safety involved, Wisco is here to help.


Wisco sells, rents, & exchanges industrial compressed & cryogenic gases as well as DOT-approved portable propane cylinders in a number of sizes.

Medical & Specialty Gases

MedOx is our medical division, serving Chicago's hospitals, surgery centers, & research laboratories for over 40 years.

Equipment & Supplies

Welding equipment, supplies, consumables, filler metals, accessories & more. Our inventory serves the biggest construction companies & the smallest hobbyist.

Rental Welders & Equipment

Check out our massive rental fleet of welding machines, tools, & and other equipment. Rent by the day, week, or month! Renting is a great alternative for short or specialty jobs.

ARC Repair Services

We repair welding machines, tools, torches & everything in-between. Our technicians are certified to do warranty work and keep turn around time to a minimum.


Safety is & should be every business's #1 priority. Let us outfit your business with the equipment, supplies, & resources to keep your employees safe.

- Our Customers in Action -