Argon Gas Manufacturers
| Polar Cryogenics Inc (Portland, OR) |
| Praxair Distribution Inc (Tacoma, WA) |
| Praxair Distribution Inc (North Royalton, OH)
Service Company |
| Praxair Distribution Southeast (Jupiter, FL) |
| Praxair Inc (Vancouver, WA) |
| Praxair Inc (Decatur, AL) |
| Praxair Inc (Crystal City, MO) |
| Praxair Inc (Green River, WY) |
| Praxair Inc (Suffield, CT) |
| Praxair Inc (Charleston, WV) |
| Praxair Inc (Birmingham, AL) |
| Praxair Inc (Saint Charles, MO) |
| Praxair Technology Ctr (Lakeland, FL) |
| Pricketts Distributing Inc (Fresno, CA) |
| Proffessional Cylinder Servs (Fairfield, OH) |
| Puritan Medical Products Inc (Buffalo, NY) |
| Red Ball Oxygen (Shreveport, LA) |
| Reliable Fire Equipment Co (Alsip, IL) |
| Reno Rents (Sparks, NV) |
| Rigoli Enterrpises Inc (Monterey Park, CA) |
| Roberts Oxygen Co (Johnstown, PA) |
| Rockford Industrial Welding (Peru, IL) |
| Ross Welding (Tarentum, PA) |
| S J Smith Welding Supply (Decatur, IL) |
| Scott Gross Co Inc (Lewisburg, PA) |
