| RResynergi | Santa Rosa | CA | — | ◇ UNVERIFIED |
| RORex Oil | Denver | CO | — | ◇ UNVERIFIED |
| RORex Oil CO | Golden | CO | — | ◇ UNVERIFIED |
| RORex Oil CO INC | Lyons | CO | — | ◇ UNVERIFIED |
| RLRichard Lee Tabor - Rl Tabor Transportation | Bakersfield | CA | — | ◇ UNVERIFIED |
 Rio Valley Biofuels Facility, LLC | Anthony | NM | — | ◇ UNVERIFIED |
| RVRiver Valley Bio-refinery, Llc, New Martinsville | Natrium | WV | — | ◇ UNVERIFIED |
| RORocket Oil INC #4 | Long Beach | CA | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals Llc, Lone Star Plant | Deer Park | TX | — | ◇ UNVERIFIED |
| RERohm-haas Electronics Material, LLC | North Andover | MA | — | ◇ UNVERIFIED |
| RERomic Environmental Technologi | East Palo Alto | CA | — | ◇ UNVERIFIED |
| RVRv Vi 777 Mariners LLC | San Mateo | CA | — | ◇ UNVERIFIED |
| SISaddlehorn Interconnect 16-16-1222-12 | Hudson | CO | — | ◇ UNVERIFIED |
| SSSafety-kleen Systems, INC. | Ocala | FL | — | ◇ UNVERIFIED |
| SSSafety-kleen Systems INC - Kimberly Facility - Fka U S Oil | Kimberly | WI | — | ◇ UNVERIFIED |
| SOSales Oil CO | Denver | CO | — | ◇ UNVERIFIED |
| SISanjel (usa) INC. | Odessa | TX | — | ◇ UNVERIFIED |
| SJSan Joaquin Refining CO. INC. | North Hollywood | CA | — | ◇ UNVERIFIED |
| SLSan Luis Tank Piping Construct | Sun Valley | CA | — | ◇ UNVERIFIED |
| SPSan Pablo Bay Pipeline Company LLC | Tracy | CA | — | ◇ UNVERIFIED |
| SFSanta Fe Springs Refinery | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| SMSanta Maria Asphalt Refinery | Santa Maria | CA | — | ◇ UNVERIFIED |
| SBSapp Bros Petroleum | Carter Lake | IA | — | ◇ UNVERIFIED |
| SCSasol Chemicals (usa) LLC | Baltimore | MD | — | ◇ UNVERIFIED |
| SRScaffolding Rental & Erection Services, LLC | Wynnewood | OK | — | ◇ UNVERIFIED |
| SFSc Fuel Stop | Los Angeles | CA | — | ◇ UNVERIFIED |
| SFSeaboard Foods LLC / High Plains Bioenergy Biodiesel Prod | Guymon | OK | — | ◇ UNVERIFIED |
| SESeaport Environmental - Refining | Redwood City | CA | — | ◇ UNVERIFIED |
| SPSeaport Portland Terminal | Portland | OR | — | ◇ UNVERIFIED |
| SLSheffield Lubricants | Casa Grande | AZ | — | ◇ UNVERIFIED |
| SOShell Oil Company | Carson | CA | — | ◇ UNVERIFIED |
| SOShell Oil Company | Shreveport | LA | — | ◇ UNVERIFIED |
| SOShell Oil Products US | Martinez | CA | — | ◇ UNVERIFIED |
| SOShell Oil Products US Van Nuys Terminal | Van Nuys | CA | — | ◇ UNVERIFIED |
| SLShelly Liquid Division | Gallipolis | OH | — | ◇ UNVERIFIED |
| SGSi Group INC Orangeburg | Orangeburg | SC | — | ◇ UNVERIFIED |
| SESilver Eagle Refining - Woods Cross Inc.- Petroleum Products Refining | Woods Cross | UT | — | ◇ UNVERIFIED |
| SOSinclair Oil Tulsa Refining Tulsa Trucking | Tulsa | OK | — | ◇ UNVERIFIED |
| SDSme Dublin | East Dublin | GA | — | ◇ UNVERIFIED |
| SFSnr Fuel | Pasadena | CA | — | ◇ UNVERIFIED |
| SBSocrates Biosciences | Camarillo | CA | — | ◇ UNVERIFIED |
| SISoluita INC Delaware River Plant | Bridgeport | NJ | — | ◇ UNVERIFIED |
| SISolutia, INC. - Linden Facility | Linden | NJ | — | ◇ UNVERIFIED |
| SASolvents and Petroleum Service, INC. | Syracuse | NY | — | ◇ UNVERIFIED |
| SFSpeed Fuel LLC | Long Beach | CA | — | ◇ UNVERIFIED |
| SCSrw Cogeneration, L.p. | Orange | TX | — | ◇ UNVERIFIED |
| SIStarcon International | Lemont | IL | — | ◇ UNVERIFIED |
| SIStarcon International | Artesia | NM | — | ◇ UNVERIFIED |
| SBStein Bros. Oil, INC. | Belleville | IL | — | ◇ UNVERIFIED |
| SMSt. Mary's Refinery CO. | Saint Marys | WV | — | ◇ UNVERIFIED |
| SFStoneridge Fuels CO LP | Moreno Valley | CA | — | ◇ UNVERIFIED |
| SIStronghold Inspection, LLC | Texas City | TX | — | ◇ UNVERIFIED |
| SRSt. Rose Refinery LLC | Saint Rose | LA | — | ◇ UNVERIFIED |
| SRSt Rose Refinery LLC - St Rose Refinery | Saint Rose | LA | — | ◇ UNVERIFIED |
| SCSulzer Chemtech USA | Donaldsonville | LA | — | ◇ UNVERIFIED |
| SCSulzer Chemtech USA | Port Arthur | TX | — | ◇ UNVERIFIED |
| SPSumika Polymer Compounds America INC. | Griffin | GA | — | ◇ UNVERIFIED |
| SSSummit Supply | Seattle | WA | — | ◇ UNVERIFIED |
| SASun Air Jets | Van Nuys | CA | — | ◇ UNVERIFIED |
| SRSunbelt Refining CO. | Coolidge | AZ | — | ◇ UNVERIFIED |
 Sun Chemical CORP | Wurtland | KY | — | ◇ UNVERIFIED |
| SCSun City Fuels CO | Menifee | CA | — | ◇ UNVERIFIED |
| SRSunland Refining | Bakersfield | CA | — | ◇ UNVERIFIED |
| SISunoco INC Eagle Point Refinery | Westville | NJ | — | ◇ UNVERIFIED |
| SISunoco INC (r&m) Eagle Point Facility | Westville | NJ | — | ◇ UNVERIFIED |
| SPSunoco Partners Mkt & Term LP Darby Creek Tank Farm | Darby | PA | — | ◇ UNVERIFIED |
| SPSunoco Philadelphia Refinery | Philadelphia | PA | — | ◇ UNVERIFIED |
| SRSunoco R&m Bayport Polypropylene | Pasadena | TX | — | ◇ UNVERIFIED |
| SISuperior Industries International | Pittsburg | KS | — | ◇ UNVERIFIED |
| SOSweeny Old Ocean Facilities | Old Ocean | TX | — | ◇ UNVERIFIED |
| SRSweeny Refinery Petrochem | Sweeny | TX | — | ◇ UNVERIFIED |
| SFSweet Fuels - Baseline LLC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| SFSwift Fuels 3937 | Lafayette | IN | — | ◇ UNVERIFIED |
| SBSynergy Biofuels LLC -2 | Pennington Gap | VA | — | ◇ UNVERIFIED |
| SRSynergy Research Group | Northridge | CA | — | ◇ UNVERIFIED |
| TATalley Asphalt Products Company, INC. | Taft | CA | — | ◇ UNVERIFIED |
| THTaminco Higher Amines INC | Riverview | MI | — | ◇ UNVERIFIED |
| T7Tampa 76 | Reseda | CA | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC | Rodeo | CA | — | ◇ UNVERIFIED |
| TITeksonix INC Gary Ref Fruita CO | Fruita | CO | — | ◇ UNVERIFIED |
| TTTesa Tape, INC. | Sunnyvale | CA | — | ◇ UNVERIFIED |
| TTesoro | Salt Lake City | UT | — | ◇ UNVERIFIED |
| T9Tesoro 9610-1917 | Lancaster | CA | — | ◇ UNVERIFIED |
| TBTesoro - Barbers Point Marine Loading | Kapolei | HI | — | ◇ UNVERIFIED |
| TLTesoro Logistics, Carson Crude Terminal | Carson | CA | — | ◇ UNVERIFIED |
| TLTesoro Los Angeles Refinery and Sulfur Recovery Plant - Wilmington | Carson | CA | — | ◇ UNVERIFIED |
| TPTesoro Petroleum Corporation | Anacortes | WA | — | ◇ UNVERIFIED |
| TPTesoro Port Hueneme | Port Hueneme | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing | Pittsburg | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Co., LLC - Los Angeles Refinery | Wilmington | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining and Marketing Company | Martinez | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing - Carson Refinery | Carson | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing CO Llc, Calciner | Long Beach | CA | — | ◇ UNVERIFIED |
| TRTesoro Refining & Marketing Company LLC | Martinez | CA | — | ◇ UNVERIFIED |
| TRTexaco Refining and Marketing | Anaheim | CA | — | ◇ UNVERIFIED |
| TCTexas City Hydrogen Carbon Monoxide Facility | Texas City | TX | — | ◇ UNVERIFIED |
| TCTexas City Refinery | Texas City | TX | — | ◇ UNVERIFIED |
| TFTexas Futura LLC | Palestine | TX | — | ◇ UNVERIFIED |
| TOTexas Operations | Longview | TX | — | ◇ UNVERIFIED |
| TETexpar Energy, LLC | Davenport | IA | — | ◇ UNVERIFIED |
