| SCShell Chemical LP - Martinez Catayst Plant | Martinez | CA | — | ◇ UNVERIFIED |
| SCShell Chemical Yabucoa, Inc.-yabucoa Refinery | Yabucoa | PR | — | ◇ UNVERIFIED |
| SLShell Lubricant | Galena Park | TX | — | ◇ UNVERIFIED |
| SOShell Opus Puget Sound Refinery | Anacortes | WA | — | ◇ UNVERIFIED |
| SRShell River Rouge Lubricants Plant | River Rouge | MI | — | ◇ UNVERIFIED |
| SPShreveport Plant | Shreveport | LA | — | ◇ UNVERIFIED |
| SESilver Eagle Refining-woods Cross | Woods Cross | UT | — | ◇ UNVERIFIED |
| SRSmackover Refinery | Smackover | AR | — | ◇ UNVERIFIED |
| SLSummit Lubricants | Batavia | NY | — | ◇ UNVERIFIED |
| SCSuncor Commerce City Refinery - East Plant | Commerce City | CO | — | ◇ UNVERIFIED |
| SRSynergy Recycling, LLC | Saint Marys | GA | — | ◇ UNVERIFIED |
| TATesoro Alaska Petroleum CO | Kenai | AK | — | ◇ UNVERIFIED |
| TGTesoro Golden Eagle Refinery | Martinez | CA | — | ◇ UNVERIFIED |
| TLTesoro Los Angeles Refinery and Calciner | Carson | CA | — | ◇ UNVERIFIED |
| TITexas International Refining | Galveston | TX | — | ◇ UNVERIFIED |
| TRTexas Refinery CORP. | Mansfield | TX | — | ◇ UNVERIFIED |
| TBTexpar Bainbridge Terminal | Bainbridge | GA | — | ◇ UNVERIFIED |
| TBThe Blaster Chemical Companies | Valley View | OH | — | ◇ UNVERIFIED |
| TLThermaldyne LLC - Port Allen Facility | Port Allen | LA | — | ◇ UNVERIFIED |
| TFThermo Fluids INC | Woods Cross | UT | — | ◇ UNVERIFIED |
| TVThe Valvoline Company | Rochester | PA | — | ◇ UNVERIFIED |
| TVThe Valvoline Company | College Park | GA | — | ◇ UNVERIFIED |
| TRTricor Refining, LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| UIUltramar INC Marine Terminal | Wilmington | CA | — | ◇ UNVERIFIED |
| URUnited Refining Co/warren Plt | Warren | PA | — | ◇ UNVERIFIED |
| ULUniversal Lubricants-wichita, Ks | Wichita | KS | — | ◇ UNVERIFIED |
| ULUS Lubricant Oil | Commerce | CA | — | ◇ UNVERIFIED |
| UOUS Oil Lubricant Blending Plant | Kimberly | WI | — | ◇ UNVERIFIED |
| USUS Steel Mon Valley Works - Clairton Plant | Clairton | PA | — | ◇ UNVERIFIED |
| VMValero Memphis Refinery | Memphis | TN | — | ◇ UNVERIFIED |
| VAValvoline (aka Ashland) | Saint Louis | MO | — | ◇ UNVERIFIED |
| VCValvoline CO | Cincinnati | OH | — | ◇ UNVERIFIED |
| VCValvoline Company | Sant Fe Springs | CA | — | ◇ UNVERIFIED |
| VDValvoline, Division of Ashland INC. | Willow Springs | IL | — | ◇ UNVERIFIED |
| VEVep Environmental | Galena Park | TX | — | ◇ UNVERIFIED |
| VRVicksburg Refinery | Vicksburg | MS | — | ◇ UNVERIFIED |
| WIWarren Industrial Lubricants CO | San Antonio | TX | — | ◇ UNVERIFIED |
| WOWarren Oil CO INC | Dunn | NC | — | ◇ UNVERIFIED |
| WPWest Penn Oil | Warren | PA | — | ◇ UNVERIFIED |
| WPWest Plant Facility | Corpus Christi | TX | — | ◇ UNVERIFIED |
| WCWoods Cross Refinery | Woods Cross | UT | — | ◇ UNVERIFIED |
| WRWrb Refining - Borger Complex | Borger | TX | — | ◇ UNVERIFIED |
| WOWright Oil | Schertz | TX | — | ◇ UNVERIFIED |
| WRWynnewood Refinery | Wynnewood | OK | — | ◇ UNVERIFIED |
| WRWyoming Refining Co.-newcastle Refinery | Newcastle | WY | — | ◇ UNVERIFIED |
| 2L2ki LLC | Albuquerque | NM | — | ◐ LIKELY ACTIVE |
| 9G900 Golden Valley, MN | Golden Valley | MN | 100–499 | ◐ LIKELY ACTIVE |
| 9G9200 Golden Valley, MN | Golden Valley | MN | 100–499 | ◐ LIKELY ACTIVE |
| AFAdvance Fuel System LLC | Opa Locka | FL | — | ◐ LIKELY ACTIVE |
| AAAe Acquisitions Group, LLC | Fort Worth | TX | — | ◐ LIKELY ACTIVE |