| LALos Angeles Refinery Carson Plant | Carson | CA | — | ◇ UNVERIFIED |
| LSLTD Steel Coke Plant | Warren | OH | — | ◇ UNVERIFIED |
| LCLunday-thagard Company | South Gate | CA | — | ◇ UNVERIFIED |
| MTMagellan Terminals Holdings, LP | Corpus Christi | TX | — | ◇ UNVERIFIED |
| MRMandan Refinery | Mandan | ND | — | ◇ UNVERIFIED |
| MAMarathon Anacortes Refinery | Anacortes | WA | — | ◇ UNVERIFIED |
| MCMarathon - Catlettsburg Refinery | Catlettsburg | KY | — | ◇ UNVERIFIED |
| MLMarathon Louisville Algonquin Refining Terminal | Louisville | KY | — | ◇ UNVERIFIED |
| MPMarathon Petroleum CO LP | Detroit | MI | — | ◇ UNVERIFIED |
| MPMarathon Petroleum CO LP - Louisiana Refining Division - Garyville Refinery | Garyville | LA | — | ◇ UNVERIFIED |
| MPMarathon Petroleum Company LP - Canton Refinery (1576002006) | Canton | OH | — | ◇ UNVERIFIED |
| MPMarathon Petroleum Corporation | Dickinson | ND | — | ◇ UNVERIFIED |
| MPMarathon Petroleum – Salt Lake City Refinery | Salt Lake City | UT | — | ◇ UNVERIFIED |
| MSMarathon St. Paul Park Refinery | Saint Paul Park | MN | — | ◇ UNVERIFIED |
| MAM. Argueso & Co., INC. | Cleveland | OH | — | ◇ UNVERIFIED |
| MAM. Argueso & CO INC - Dba Paramelt | Norton Shores | MI | — | ◇ UNVERIFIED |
| MRMeraux Refinery | Meraux | LA | — | ◇ UNVERIFIED |
| MCMerichem Chemicals and Refinery Services | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| MAMidland Asphalt Materials - Lyons Terminal | Lyons | NY | — | ◇ UNVERIFIED |
| MBMont Belvieu South Rail Terminal | Baytown | TX | — | ◇ UNVERIFIED |
| MSMontour Steam Electric Station | Washingtonville | PA | — | ◇ UNVERIFIED |
| NRNavajo Refining Company, LLC - Lovington Refinery | Lovington | NM | — | ◇ UNVERIFIED |
| NMNorco Manufacturing Complex & Associated Facilities | Norco | LA | — | ◇ UNVERIFIED |
| NANorit Activated Carbon | Pryor | OK | — | ◇ UNVERIFIED |
| NRNorth Regional Treatment Plant | Beaumont | TX | — | ◇ UNVERIFIED |
| NSNorth Storage Facility | Mont Belvieu | TX | — | ◇ UNVERIFIED |
| NSNucor Steel Gallatin | Warsaw | KY | — | ◇ UNVERIFIED |
| NSNucor Steel Texas | Jewett | TX | — | ◇ UNVERIFIED |
| NYNucor Yamato Steel CO | Armorel | AR | — | ◇ UNVERIFIED |
| OPOcean Point Terminals (fka Limetree) | Christiansted | VI | — | ◇ UNVERIFIED |
| OTOil Technology, Inc./u.s. Steel Gary | Gary | IN | — | ◇ UNVERIFIED |
| OAOvako Ajax Incorporated | York | SC | — | ◇ UNVERIFIED |
| OTOwens-corning Trumbull Asphalt Linnton Plant | Portland | OR | — | ◇ UNVERIFIED |
| OCOxbow Calcining LLC | Kremlin | OK | — | ◇ UNVERIFIED |
| OCOxbow Calcining LLC - Baton Rouge Calcined Coke Plant | Baton Rouge | LA | — | ◇ UNVERIFIED |
| OMOxbow Midwest Calcining LLC | Lemont | IL | — | ◇ UNVERIFIED |
| PPP4 Production LLC | Rock Springs | WY | — | ◇ UNVERIFIED |
| PBPacific Biodiesel | Keaau | HI | — | ◇ UNVERIFIED |
| PPParamount Petroleum Corporation Refinery | Paramount | CA | — | ◇ UNVERIFIED |
| PHPar Hawaii Refining - Refinery | Kapolei | HI | — | ◇ UNVERIFIED |
| PMPar Montana, LLC - Billings Refinery | Billings | MT | — | ◇ UNVERIFIED |
| PWPar West Refinery | Kapolei | HI | — | ◇ UNVERIFIED |
| PRPasadena Refining System, INC. | Pasadena | TX | — | ◇ UNVERIFIED |
| POPeerless Oil & Chemicals, INC - Penuelas | Penuelas | PR | — | ◇ UNVERIFIED |
| P6Phillips 66 Company | Roxana | IL | — | ◇ UNVERIFIED |
| P6Phillips 66 Company Wilmington Plant | Wilmington | CA | — | ◇ UNVERIFIED |
| P6Phillips 66 CO - Sweeny Refinery | Old Ocean | TX | — | ◇ UNVERIFIED |
| P6Phillips 66 - Kansas City Fairfax Terminal | Kansas City | KS | — | ◇ UNVERIFIED |
| PCPolynt Composites USA INC | Valley Park | MO | — | ◇ UNVERIFIED |
| PCPonca City Refinery | Ponca City | OK | — | ◇ UNVERIFIED |
