Airgas is one of the largest distributors of industrial, medical and specialty gases in the United States. It offers welding equipment and supplies and safety products. The company also distributes process chemicals, refrigerants and ammonia products. Airgas has a staff of more than 14,000 employees in over 1,100 locations. In addition, it distributes products through eBusiness. The company provides products for the industrial and commercial markets. Founded in 1982, Airgas offers monitors, welders, cutting tools, industrial brushes, abrasives and medical regulators. Its subsidiaries include Airgas Mid South, Airgas Puritan Medical, Airgas Specialty Gases, Airgas Dry Ice and Airgas Merchant Gases.