| SGSpectra Gases INC - Alpha Ind Pk | Alpha | NJ | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| SASsealed Air Corporation | Chula Vista | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| SHSsf Helium Plant | Bison | KS | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| SPSteamboat Processing Facility | Converse | WY | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TRTarga Resources | Mont Belvieu | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TTTemple-inland #3 Tank Battery | Buhler | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TCTexas City Facility | Galveston | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TLThe Linde Group | Romeoville | IL | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TEToro Energy of California-slo, LLC | San Luis Obispo | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| T2Tr 2600 Cajon Industrial LLC | San Bernardino | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| TITri-gas INC | Jupiter | FL | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| UCUnion Carbide Industrial Gases - Linde O | — | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| UBUsmc Base Marine Group Ops | Camp Pendleton | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| UGUtility Global | Houston | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| VRValley Reclaim Bremerton | Bremerton | WA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| VAVictoria Air Sep Plant | Houston | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| WLWagabox Lanchester | Caernarvon, Township of | PA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| WSWalmart Supercenter 263 | Frisco | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| WSWeld-rite Supply | Princeton | IN | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
Western International Gas & Cylinders INC | Bakersfield | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
Wilhelmsen Ships Service INC | Ontario | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| WEWoodside Energy USA INC / Woodside Energy H2ok | Ardmore | OK | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| XEXto Energy - Nesson Gas Plant | Tioga | ND | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |