Nitrogen Gas Manufacturers
| Igo's Welding Supply Co (Watertown, MA) |
| Industrial Gas Products Inc (East Saint Louis, IL) |
| Industrial Gas Svc Inc (Valparaiso, IN) |
| J & M Cylinder Gases (Decatur, AL) |
| Jefferson Gas Transmission Co (Jackson, KY) |
| Keen Compressed Gas Co (Wilmington, DE) |
| Lee's Gas Supplies Inc (White Plains, MD) |
| Lee's Gas Supplies Inc (Manassas, VA) |
| Lehner & Martin (Santa Ana, CA) |
| Life Gas (Whitsett, NC) |
| Life Gas (Dallas, TX) |
| Life Gas (Wallingford, CT) |
| Linde Gas (Dayton, OH) |
| Linde Gas (Blythewood, SC) |
| Linde Gas (Lansing, IL) |
| Linde Gas (Maumee, OH) |
| Linde Gas LLC (Madison, WI)
Distributor |
| Linde Gas Usa Llc (New Philadelphia, OH) |
| Linde Gases (New Cumberland, WV) |
| Linde Group of Charlotte (Charlotte, NC) |
| Linweld (Estherville, IA) |
| Liquid Technology (Apopka, FL) |
| M G Industries (Richmond, VA) |
| M G Industries Inc (Derry, PA) |
| Mark West Hydrocarbon Inc (Corpus Christi, TX) |
