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About us

A Modern Company With Humble Beginnings

Innovation: this word has been the touch point of A-OX Welding Supply since its beginning 73 years ago as Dakota Welding Supply.

Since the 1950’s, A-OX has been one of the largest, most complete distributors of industrial gas and welding supply in the upper Midwest. Today, A-OX Welding Supply comprises 7 locations in South Dakota, North Dakota, and Iowa with a headquarters and central warehouse in Sioux Falls, SD. We have our own fleet of bulk tankers and delivery trucks that service customers across a 5-state region including South Dakota, North Dakota, Minnesota, Iowa, and Nebraska.

100+

Team Members

Serving our valued customers and their communities

7

Branch Locations

Providing goods to customers across the Upper Mid-West

20+

Delivery Vehicles

Delivering across a 5 state region

.

A-OX Welding Supply: 73 Years of Innovation and Growth

Follow the timeline of A-OX Welding Supply, from its founding in 1944 to its current status as a leader in the industrial gas and welding supply industry, marked by innovation, growth, and family ownership.

We Are The Specialists

A-OX Welding Supply is a premier specialty gas, industrial gas, and equipment supplier in South Dakota, North Dakota, Minnesota, Iowa, and Nebraska.

We feature a state-of-the art ISO/IEC 17025:2017 Accredited gas lab and full-service retail locations across the region. Explore our website to find out ways that A-OX Welding Supply can facilitate all of your specialty gas, industrial supply, and industrial safety needs.

We’re Fully Accredited

Members of leading Associations

Where We Distribute

Today, A-OX Welding Supply comprises 7 locations in South Dakota, North Dakota, and Iowa with a headquarters and central warehouse in Sioux Falls, SD. We are the only producer of Purity Plus Specialty Gases in South Dakota--with the ability to serve anyone in the continental United States.

  • SIOUX FALLS, SD
  • WATERTOWN, SD
  • HURON, SD
  • MITCHELL, SD
  • YANKTON, SD
  • SIOUX CITY, IA
  • FARGO, ND

To get in contact or find out more about our distribution network click the link below.

Learn More

We’d Love To Hear From You!

Call us today and speak to one of our sales professionals to see what
A-OX Welding Supply can do for you!

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