CK Supply

Supplies for Gases, Welding, & Dry Ice

CK Supply is the largest independent supplier of compressed gases, welding and cutting equipment, and dry ice in Missouri. Our six retail locations throughout Missouri & Illinois offer a combination of products, services, and technical support to meet your expectations.

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Order The Way You Want

Gas, Welding, & Dry Ice Experts Standing By to Answer Your Questions

About Us

Why CK Supply?

Since 1948, CK Supply has been serving customers as a supplier of welding products, gases, and services. We invite everyone to “Discover the Difference” when dealing with CK Supply, Inc.


Dry Ice

From a 10lb retail purchase to thousands of pounds of dry ice a week, CK Supply is able to meet any customer’s needs.



Interested in joining the CK Supply team? Find out more our current job openings and how to apply.

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Welder Rental

Whether you need a machine for a day or several machines for months, CK Supply has the most convenient rental program available.

B2B Portal

The CK Supply Customer Portal is a Business-to-Business website that makes it simple & secure for our customers to do business with us online. It is intended for those businesses that want to take an active role in their account with CK Supply.

  • 24/7 Online Ordering
  • Invoices
  • Order History
  • Account Balances
  • Credit Memos
  • Cylinder Balances
  • Reorder Items
  • Review Open Orders
  • Pay Bills with Credit Card

Schedule a Time with A CK Supply Expert?

CK Supply – St. Louis Headquarters is open Monday – Friday from 7AM – 5PM


Don’t Just Take Our Word For It


Vendor Managed Inventory

“Working with CK Supply is so easy to do. My sales rep is always available and sends quotes to me very promptly. I never have to worry about my welding supplies with their Vendor Managed Inventory option. I work with many vendors, and I can say…CK Supply goes the extra mile. I’m proud to do business with them.”

-Rebecca H. (NRE)

Gas Express System

“CK Supply’s Gas Express System® eliminated cylinder handling, change-outs and employee injuries within our process. Gas is piped into each workstation, giving us a smoother welding process.”

-Jerry Haas Race Cars

Dry Ice

“The quality of the product, packaging with poly bag, card board on top and shrink wrap was what we expect and speaks well for why we want to do business with you folk. The logistics were well done and helps so much in our effort to provide superior service down stream. We appreciate your service and look forward to knowing we will get more of the same”.

-John F., J Frazier Service Company

Customer Service

“CK Supply is an excellent company with terrific Customer Service. One of the many things I like about CK Supply is their quick response time and ability to deliver to us on non-scheduled days when our supply is low and our production is high. Our salesman is knowledgeable and is always going the extra mile.”

John C. (King Machine of IL)

Welding Class

“Very informative for a first time TIG welder. Equipment was new and in great shape. Excellent welding bench space.”

-Jeff Davis, Dr. Pepper Company

Cylinder Tracking

“We receive a monthly cylinder invoice, which keeps us updated on cylinder movement and usage. CK Supply’s TraCKer system gives me peace of mind by knowing our supplier uses the most accurate system in the industry.”

-Chuck Gulash, Southwestern Illinois College

Demo Program

“CK Supply’s demo program was a good experience from start to finish. We had a chance to use a welding machine on a daily basis, in every situation. This made the decision to purchase much easier.”

-WB Industries

Dry Ice

“You told me you would be able to cut my consumption down and for now you have. Your ice is working better than what I used to get and I am sure it is because it is so fresh it works so much better. Also , your driver thanked me again for the business, he is just a very friendly person. I wish more drivers who came here were like him.”

-Mike C., Rotometrics Company

Welding Class

“Classroom work was very detailed and I learned more than expected. Hands on was what I was wanting and the instructor was more than helpful.”

-Adam Day, PQ Corporation

On-Site Training

“Extremely pleased with performance after training. Welds and technique is much better now. The work they are doing is noticeable better.”

-Gary Goestenkors, Highland Machine

Cylinder Tracking

“CK Supply’s TraCKer system allows me to assign cylinders to each job, helping to free up a lot of money in overhead. There are no longer any disputes on where or how we have lost cylinders, making my employees and job sites more accountable.”

-Luke Niemeyer, Millstone Bangert, Inc.

Dry Ice

“We are a new customer with CK Supply. The level of customer service has exceeded our expectations. The KC Team has been fantastic to deal with, and I appreciate his proactive approach. And the quality of the dry ice is the best we have ever had!”

-Chris P., Vistar Kansas City