| APAir Products and Chemicals INC | Calvert City | KY | — | ◇ UNVERIFIED |
| APAir Products and Chemicals, INC. | Carson | CA | — | ◇ UNVERIFIED |
| APAir Products and Chemicals, INC. | Wilmington | CA | — | ◇ UNVERIFIED |
| APAir Products - Baton Rouge Smr | Baton Rouge | LA | — | ◇ UNVERIFIED |
| APAir Products, Baytown Iii | Baytown | TX | — | ◇ UNVERIFIED |
| APAir Products & Chemicals INC | Garyville | LA | — | ◇ UNVERIFIED |
| APAir Products & Chemicals INC | Sulphur | LA | — | ◇ UNVERIFIED |
| APAir Products & Chemicals Inc/detroit Hydrogen Facility | Detroit | MI | — | ◇ UNVERIFIED |
| APAir Products & Chemicals, INC. H2 Smr Plant at Delaware City Refining Company | Delaware City | DE | — | ◇ UNVERIFIED |
| APAir Products & Chemicals INC Luling Smr | Luling | LA | — | ◇ UNVERIFIED |
| APAir Products & Chemicals INC - Norco Hyd | Norco | LA | — | ◇ UNVERIFIED |
| APAir Products West Coast Hydrogen LLC - Torrance | Torrance | CA | — | ◇ UNVERIFIED |
| ACAlexander Chemical Corporation | Kingsbury | IN | — | ◇ UNVERIFIED |
| AIArkema INC | Calvert City | KY | — | ◇ UNVERIFIED |
| BGBarrick Goldstrike Mine | Carlin | NV | — | ◇ UNVERIFIED |
| BNBoeing North Boeing Field | Seattle | WA | — | ◇ UNVERIFIED |
| BIBostik INC | Piedmont | SC | — | ◇ UNVERIFIED |
| CCChemours CO | Louisville | KY | — | ◇ UNVERIFIED |
| CCCliffside Crude Helium Enrichment Unit | Amarillo | TX | — | ◇ UNVERIFIED |
| DCDiversified Cpc International,inc | Channahon | IL | — | ◇ UNVERIFIED |
| DPDiversified Pure Chem | Rhome | TX | — | ◇ UNVERIFIED |
| DIDpc Industries INC | Sweetwater | TX | — | ◇ UNVERIFIED |
| DEDupont El Dorado | El Dorado | AR | — | ◇ UNVERIFIED |
| DNDyno Nobel Inc-cheyenne Plant | Cheyenne | WY | — | ◇ UNVERIFIED |
| ESEcho Springs Gas Plant | Carbon | WY | — | ◇ UNVERIFIED |
| EGEfc Gases & Advanced Materials | Hatfield | PA | — | ◇ UNVERIFIED |
| EIE I Dupont De Nemours & Company INC | Memphis | TN | — | ◇ UNVERIFIED |
| EDE.i. Du Pont De Nemours & Company INC. | Louisville | KY | — | ◇ UNVERIFIED |
| GAGerdau Ameristeel - Cartersville Steel Mill | Cartersville | GA | — | ◇ UNVERIFIED |
| HGHilight Gas Plant | Gillette | WY | — | ◇ UNVERIFIED |
| HIHoneywell International INC - Geismar Complex | Geismar | LA | — | ◇ UNVERIFIED |
 Hudson Technologies CO | Champaign | IL | — | ◇ UNVERIFIED |
| Hudson Technologies Company | Ontario | CA | — | ◇ UNVERIFIED |
| JSJr Simplot CO - Don Siding Complex | Pocatello | ID | — | ◇ UNVERIFIED |
| LLLinde-clear Lake | Pasadena | TX | — | ◇ UNVERIFIED |
 Linde Gas & Equipment Inc- White City Facility | White City | OR | — | ◇ UNVERIFIED |
| LGLinde Gas North America LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| LILinde INC - Linde Geismar Hyco Facility 595 | Geismar | LA | — | ◇ UNVERIFIED |
| LLLinde, LLC | Torrance | CA | — | ◇ UNVERIFIED |
| LOLinde - Ontario, Ca | Ontario | CA | — | ◇ UNVERIFIED |
| LPLinde - Pa 497 | Port Arthur | TX | — | ◇ UNVERIFIED |
| LLinde-sweeny | Sweeny | TX | — | ◇ UNVERIFIED |
| LTLinde - Toledo | Oregon | OH | — | ◇ UNVERIFIED |
| LWLinde - Whiting, in 5&6 | East Chicago | IN | — | ◇ UNVERIFIED |
| MCMarathon - Catlettsburg Refinery | Catlettsburg | KY | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas | Palm | PA | — | ◇ UNVERIFIED |
| MTMatheson Trigas - Longmont Branch | Longmont | CO | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas - New Johnsonville Branch | Waverly | TN | — | ◇ UNVERIFIED |
| MMMda Manufacturing, INC. | Decatur | AL | — | ◇ UNVERIFIED |
| MLMesser LLC | Cherokee | AL | — | ◇ UNVERIFIED |
| MLMesser LLC | Pekin | IL | — | ◇ UNVERIFIED |
| MLMesser LLC | Torrance | CA | — | ◇ UNVERIFIED |
 Mexichem Fluor INC. | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| MEMorrisville Esg - Electronics Facility | Morrisville | PA | — | ◇ UNVERIFIED |
| NGNexair Gas Cylinder Production Plant | Memphis | TN | — | ◇ UNVERIFIED |
| NONitrous Oxide CORP | Yazoo City | MS | — | ◇ UNVERIFIED |
| PDPraxair Distribution, INC. | Bethlehem | PA | — | ◇ UNVERIFIED |
| PDPraxair Distr Inc/ Morrisville | Morrisville | PA | — | ◇ UNVERIFIED |
| PIPraxair INC | Carson | CA | — | ◇ UNVERIFIED |
| PIPraxair INC Ferndale Co2 Plant | Ferndale | WA | — | ◇ UNVERIFIED |
| PSPraxair, St. Charles Facility | Norco | LA | — | ◇ UNVERIFIED |
| RVRiver Valley | Panama | OK | — | ◇ UNVERIFIED |
| SAScott and Fetzer CO | Bowling Green | OH | — | ◇ UNVERIFIED |
| SCSolvay Chemicals INC | Longview | WA | — | ◇ UNVERIFIED |
| SGSpecialty Gas Mfg Plt | Catoosa | OK | — | ◇ UNVERIFIED |
| SISunox INC | Rock Hill | SC | — | ◇ UNVERIFIED |
| TCTexas City Hydrogen Complex | Texas City | TX | — | ◇ UNVERIFIED |
| TGTippett Gas Plant | Mc Camey | TX | — | ◇ UNVERIFIED |
| UCUnion Carbide Coatings Service Center | Indianapolis | IN | — | ◇ UNVERIFIED |
| UCUnion Carbide Corporation, Institute Plant | Institute | WV | — | ◇ UNVERIFIED |
| VAVoltaix - Air Liquide Electronics | High Springs | FL | — | ◇ UNVERIFIED |
| WIWelsco, INC. | North Little Rock | AR | — | ◇ UNVERIFIED |
| WHWesco Hmb, INC. | Metuchen | NJ | — | ◇ UNVERIFIED |
 Western International Gas - Birmingham | Birmingham | AL | — | ◇ UNVERIFIED |
| Western International Gas & Cylinders, INC. | Berwick | PA | — | ◇ UNVERIFIED |
| YFYara Freeport LLC | Clute | TX | — | ◇ 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 |
