Weldcoa is an innovative US manufacturer of products and automation that store, transport, fill or analyze compressed gas cylinders or cryogenic liquids.

For 50 years we have made it our mission to support gas distributors. From palletization to specialty gas filling and automation we have continually innovated solutions that have reshaped our industry. Now we all move more efficiently, fill more consistently and work more productively. That’s why so many gas distributors turn to Weldcoa for ways to improve their business.


We Can Help You Store, Transport, Fill and Analyze Consistently, Safely and Efficiently
Cylinder Gas Industry Leaders - We have worked hard for 50 years to become the industry leader and our track record is second to none
Manufacturing - Weldcoa has been an innovative manufacturer for 5 decades. We have an impressive mix of both tribal knowledge and automation capabilities that separates us from our competition.
Automation - We have our own in-house automation team that performs all electrical production, drawings, automation and software development, research and product development.
Engineering - Weldcoa boasts an elite team of engineers who are heavily involved in every detail of our products, from Research and Development to Installation and Start-up.
Project Management - Weldcoa can help minimize headaches and eliminate the unknowns associated with Greenfield Projects, Facility Upgrades, and Equipment Transitions.
Install and Start-Up - Installation and start-up are often two distinct different activities. Installation of Weldcoa’s equipment can be performed with varying levels of involvement.
Long-Term Support - Weldcoa doesn’t want to be your vendor of the day. We partner with our clients in order to provide real long term value. Weldcoa only succeeds when you do.
Training - Weldcoa has a dedicated facility to train clients on Specialty Gas Filling as well as Medical Cylinder Filling, Liquid Cylinder Filling, and Industrial Gas Filling.
Our Team - Weldcoa has a deep bench of seasoned industry experts. Become a Weldcoa client and gain access to our knowledgeable team.
80+ Product Lines - From the most basic to the most demanding, we have the products and expertise that will support you and your customers’ needs.

Additional information

Company Statement Everything we do is driven by our motivation to improve your business. • Reduce costs • Improve safety • Increase productivity • Maximize uptime • Minimize waste • Ensure long-term performance • Deliver exceptional service & support If you are looking for durable, US made products made specifically for the gas industry or a solution to improve your fill process, we welcome you to contact us today!
Year company was founded: 1968


Closed today
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Saturday: Closed


335 E. Sullivan Road, Aurora, Illinois 60505 , United States
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