1. Airgas 5006 Middlebrook Pike, Knoxville, TN 37921 Coordinate: 35.96062,-83.99665 Phone: (865) 584-6390
2. Praxair 3020 Industrial Pkwy, Knoxville, TN 37921 Coordinate: 35.98032,-83.96776 Phone: (865) 546-7750