Phoenix Welding Supply Company has been an Arizona business since 1953. We operate with the philosophy that our success is de ... pendant entirely on the success and complete satisfaction of each customer. Our belief in building mutually beneficial relationships with our customers has proved effective, growing our company to nine branches and over seventy employees. We carry large inventories of welding equipment, welding supplies along with all types of compressed industrial and specialty gases including helium. We are the Southwest's largest manufacturer and supplier of acetylene gas. We deliver CO2 beverage gases including premium Beer Mixes in the Phoenix and Tucson metro areas. We also service and repair everything we sell in house, from regulators, cylinders, to welding machines. read more