| MTMatherson Tri-gas, INC. | Vernon | CA | — | ◇ UNVERIFIED |
| MLMatheson - Lakeland | Lakeland | FL | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas | Gloucester | MA | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas | Irwindale | CA | — | ◇ UNVERIFIED |
| MTMatheson Tri Gas INC | Madison | MS | — | ◇ UNVERIFIED |
| MTMatheson Tri Gas INC | East Rutherford | NJ | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas INC | La Porte | TX | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas, INC. | Mulberry | AR | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas INC - Westlake I & Ii Facility | Westlake | LA | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas INC - West Point | West Point | VA | — | ◇ UNVERIFIED |
| MTMatheson Tri Gas Saint Marys | Saint Marys | PA | — | ◇ UNVERIFIED |
| MWMatheson - West Palm Beach | Jupiter | FL | — | ◇ UNVERIFIED |
| MHMesser - Hopewell | Hopewell | VA | — | ◇ UNVERIFIED |
| MLMesser LLC | Tobyhanna | PA | — | ◇ UNVERIFIED |
| MLMesser LLC | Midland | NC | — | ◇ UNVERIFIED |
| MLMesser LLC | Lewisville | AR | — | ◇ UNVERIFIED |
| MLMesser LLC | Cortez | CO | — | ◇ UNVERIFIED |
| MIMg Industries | Reading | PA | — | ◇ UNVERIFIED |
| NBNelson Brothers, LLC - Cherokee Facility | Cherokee | AL | — | ◇ UNVERIFIED |
| NLNexair, LLC | Millington | TN | — | ◇ UNVERIFIED |
| NONitrous Oxide CORP | Cantonment | FL | — | ◇ UNVERIFIED |
| NINorco INC Boise Acetylene Plant | Boise | ID | — | ◇ UNVERIFIED |
| NSNorth St Rose Field Production Facility | Saint Rose | LA | — | ◇ UNVERIFIED |
| PGPow Gen (suffolk) & Suff Energy Partners | Suffolk | VA | — | ◇ UNVERIFIED |
| PPraxair | Belvidere | NJ | — | ◇ UNVERIFIED |
| PPraxair | La Porte | TX | — | ◇ UNVERIFIED |
| PCPraxair Com | Marmet | WV | — | ◇ UNVERIFIED |
| PIPraxair INC | Pekin | IL | — | ◇ UNVERIFIED |
| PIPraxair INC | Burr Ridge | IL | — | ◇ UNVERIFIED |
| PIPraxair INC | Kansas City | MO | — | ◇ UNVERIFIED |
| PIPraxair INC | Walden | CO | — | ◇ UNVERIFIED |
| PIPraxair INC | Carneys Point | NJ | — | ◇ UNVERIFIED |
| PIPraxair Incorporated | Wilmington | NC | — | ◇ UNVERIFIED |
| PIPraxair Incorporated | Mims | FL | — | ◇ UNVERIFIED |
| PIPraxair INC - Syngas Separation Unit | Geismar | LA | — | ◇ UNVERIFIED |
| PPPraxair Port Arthur Hydrogen Facility | Port Arthur | TX | — | ◇ UNVERIFIED |
| PTPraxair Texas City | Texas City | TX | — | ◇ UNVERIFIED |
| PWPraxair - Worldwide Headquarters | Danbury | CT | — | ◇ UNVERIFIED |
| PCPuritan-bennett CORP | Richmond | CA | — | ◇ UNVERIFIED |
| SAScott and Fetzer CO | Bowling Green | OH | — | ◇ UNVERIFIED |
| SPShield Packaging of Ca Incorporated | Chino | CA | — | ◇ UNVERIFIED |
| SUSouthern Union Gas Services LTD Emperor | Kermit | TX | — | ◇ UNVERIFIED |
| VLVoltaix LLC | Mount Bethel | PA | — | ◇ UNVERIFIED |
| WMWaste Management - Opelika | Opelika | AL | — | ◇ UNVERIFIED |
| WIWelsco, INC. | North Little Rock | AR | — | ◇ UNVERIFIED |
Western International Gas & Cylinders, INC. | Berwick | PA | — | ◇ UNVERIFIED |
| WGWorland Gas Plant | Worland | WY | — | ◇ UNVERIFIED |
| YFYara Freeport LLC | Clute | TX | — | ◇ UNVERIFIED |
| ZFZuber Farms | Byron | NY | — | ◇ UNVERIFIED |
| 6H600 Helget Gas - Chicago | Bensenville | IL | 20–99 | ◐ LIKELY ACTIVE |
| 8S808 Solutions INC | San Diego | CA | — | ◐ LIKELY ACTIVE |
| 8C872 Camden | Lugoff | SC | 20–99 | ◐ LIKELY ACTIVE |
| AAdel | Adel | GA | 20–99 | ◐ LIKELY ACTIVE |
| AUA-Gas US Inc - Bowling Green Facility | Bowling Green | OH | 20–99 | ◐ LIKELY ACTIVE |
| AUA-Gas US Inc - Rhome Facility | Rhome | OH | 100–499 | ◐ LIKELY ACTIVE |
| AAiken | Aiken | SC | 20–99 | ◐ LIKELY ACTIVE |
| ANAirgas Nitrous Oxide - Yazoo City | Yazoo City | MS | 20–99 | ◐ LIKELY ACTIVE |
| ALAir Liquide | Hahnville | LA | 1–19 | ◐ LIKELY ACTIVE |
| ALAir Liquide Advanced Materials - Branchburg | Branchburg | NJ | 20–99 | ◐ LIKELY ACTIVE |
| ALAir Liquide Advanced Materials - High Springs | High Springs | FL | 20–99 | ◐ LIKELY ACTIVE |
| ALAir Liquide Advanced Materials - Mount Bethel Facility | Mount Bethel | PA | 100–499 | ◐ LIKELY ACTIVE |
| ALAir Liquide Electronics Morrisville | Morrisville | PA | 100–499 | ◐ LIKELY ACTIVE |
| ALAir Liquide Electronics TI Blvd Gas Plant | Dallas | TX | 20–99 | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries - Bayport Complex | Pasadena | TX | 20–99 | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries Geismar ASU/Cogen | Geismar | LA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Product and Chemicals Inc.- Conyers Facility | Conyers | GA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Product and Chemicals Inc.- Creighton Facility | Creighton | PA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Product and Chemicals Inc.- Decatur Facility | Decatur | AL | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Glenmont Facility | Glenmont | NY | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals, INC | Allentown | PA | — | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc APEX Division | Allentown | PA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Baytown 2 Facility | Baytown | TX | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Bethlehem Terminal | Bethlehem | PA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Butler Facility | Butler | IN | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Galt Facility | Galt | CA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Granite City Terminal | Granite City | IL | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Gray Terminal | Gray | TN | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Laporte Facility | La Porte | TX | 100–499 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals, Inc- LaPorte Terminal | La Porte | TX | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc. LaSalle Facility | Lasalle | IL | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Middletown Facility | Middletown | OH | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Midlothian Facility | Midlothian | TX | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- New Orleans Terminal | New Orleans | LA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Pryor Facility | Pryor | OK | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Reidsville Facility | Reidsville | NC | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc. Santa Clara ASU | Santa Clara | CA | 20–99 | ◐ LIKELY ACTIVE |
| APAir products and Chemicals Inc, Santa Fe Springs Terminal | Santa Fe Springs | CA | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Texas City Facility | Texas City | TX | 20–99 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Operating Service Center (OSC) | Pasadena | TX | 20–99 | ◐ LIKELY ACTIVE |
| ADAlbion Dry Ice Plant | Albion | MI | 20–99 | ◐ LIKELY ACTIVE |
| AAllentown | Allentown | PA | 100–499 | ◐ LIKELY ACTIVE |
| AAAmelia AD1 | Amelia Court House | VA | 1–19 | ◐ LIKELY ACTIVE |
| AAAmerican Air Liquide, INC. | Fremont | CA | — | ◐ LIKELY ACTIVE |
| AOAndy Oxy CO INC Andrews | Andrews | NC | 1–19 | ◐ LIKELY ACTIVE |
| AOAndy Oxy CO INC Hendersonville | Hendersonville | NC | 1–19 | ◐ LIKELY ACTIVE |
| AOAndy Oxy CO INC Jonesborough | Jonesborough | TN | 1–19 | ◐ LIKELY ACTIVE |
| AOAndy Oxy CO INC Taylors | Taylors | SC | 1–19 | ◐ LIKELY ACTIVE |
| ABAnnapolis Branch 17 | Annapolis | MD | 1–19 | ◐ LIKELY ACTIVE |
| AGArc3 Gases, INC. | Dunn | NC | — | ◐ LIKELY ACTIVE |