| PQPennzoil Quaker State | Rouseville | PA | — | ◇ UNVERIFIED |
| PSPennzoil-quaker State CO | Reno | PA | — | ◇ UNVERIFIED |
| PSPennzoil-quaker State CO Dba Sopus Products-portland | Portland | OR | — | ◇ UNVERIFIED |
| PPenreco | Elyria | OH | — | ◇ UNVERIFIED |
| PRPermeate Refining, INC. | Hopkinton | IA | — | ◇ UNVERIFIED |
| PCPerry Chemical Corporation | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| PPPetoleum Product Supply, LLC | Guaynabo | PR | — | ◇ UNVERIFIED |
| PRPetroleum Refinery | Kirtland | NM | — | ◇ UNVERIFIED |
| PCPetromax Carnegie Plt | Carnegie | PA | — | ◇ UNVERIFIED |
| PSPetro Star INC North Pole Refinery | North Pole | AK | — | ◇ UNVERIFIED |
| PSPetro Star INC Valdez Refinery | Valdez | AK | — | ◇ UNVERIFIED |
| PBPflaumer Brothers | Ewing | NJ | — | ◇ UNVERIFIED |
| PIPfp Industries LLC | Evanston | WY | — | ◇ UNVERIFIED |
| PIPha Industries | Orange | MA | — | ◇ UNVERIFIED |
| PIPharmasyn INC | Libertyville | IL | — | ◇ UNVERIFIED |
| POPharmscript of Texas North | Tyler | TX | — | ◇ UNVERIFIED |
| PEPhiladelphia Energy Solutions | Philadelphia | PA | — | ◇ UNVERIFIED |
| P6Philips 66 Gulf Coast Properties LLC | Nederland | TX | — | ◇ UNVERIFIED |
| P6Phillips 66 | Richmond | CA | — | ◇ UNVERIFIED |
| P6Phillips 66 | Wilmington | CA | — | ◇ UNVERIFIED |
| P6Phillips 66 CO - Lake Charles Refinery | Westlake | LA | — | ◇ UNVERIFIED |
| P6Phillips 66 CO Lar - Trapac Line Inspections | Wilmington | CA | — | ◇ UNVERIFIED |
| P6Phillips 66 - Former Oriental Refinery | Alamosa Area | CO | — | ◇ UNVERIFIED |
| P6Phillips 66 Pipeline LLC | Linden | NJ | — | ◇ UNVERIFIED |
| PRPhillips Research Center | Bartlesville | OK | — | ◇ UNVERIFIED |
| PBPhoenix Bio Industries LLC | Goshen | CA | — | ◇ UNVERIFIED |
| PTPhotoprotective Technologies | San Antonio | TX | — | ◇ UNVERIFIED |
| PWPierce White | Dyersburg | TN | — | ◇ UNVERIFIED |
| PIPiling, INC. | Freeport | TX | — | ◇ UNVERIFIED |
| PEPinal Energy | Maricopa | AZ | — | ◇ UNVERIFIED |
| PSPineview Station | Coalville | UT | — | ◇ UNVERIFIED |
| PHPioneer Hi-bred International | Hayward | CA | — | ◇ UNVERIFIED |
| PBPlasmine Bay Minette | Bay Minette | AL | — | ◇ UNVERIFIED |
| POPlastic2oil of Ny | Niagara Falls | NY | — | ◇ UNVERIFIED |
| PHPleasant Hill Star Smog | Pleasant Hill | CA | — | ◇ UNVERIFIED |
| PBPoet Biofiring - Clinton (sp - Biorefini | Clinton | IN | — | ◇ UNVERIFIED |
| PBPoet Bioprocessing | Fostoria | OH | — | ◇ UNVERIFIED |
| PBPoet Bioprocessing - Leipsic | Leipsic | OH | — | ◇ UNVERIFIED |
| PBPoet Biorefining - Farmersburg | Farmersburg | IN | — | ◇ UNVERIFIED |
| PBPoet Biorefining - Glenville West | Glenville | MN | — | ◇ UNVERIFIED |
| PBPoet Biorefining - West Lebanon | West Lebanon | IN | — | ◇ UNVERIFIED |
| PDPoet Dsm Project Liberty LLC | Emmetsburg | IA | — | ◇ UNVERIFIED |
| PIPolarome International | Newark | NJ | — | ◇ UNVERIFIED |
| PPolimeros | Longview | TX | — | ◇ UNVERIFIED |
| PCPolo Cleaners 2 | Middletown | RI | — | ◇ UNVERIFIED |
 Polycarbon Industries INC | Ayer | MA | — | ◇ UNVERIFIED |
| PSPolychem Services Inc., LLC | Chicago Heights | IL | — | ◇ UNVERIFIED |
| PIPolydyne INC. | Elk Grove | CA | — | ◇ UNVERIFIED |
| PCPolymerine CO INC | New Bedford | MA | — | ◇ UNVERIFIED |
| PLPolymerine LTD | New Bedford, City of | MA | — | ◇ UNVERIFIED |
| PCPonica City Refinery | Ponca City | OK | — | ◇ UNVERIFIED |
| PEPortales Ethanol Plant | Portales | NM | — | ◇ UNVERIFIED |
| PAPort Arthur Plant | Port Arthur | TX | — | ◇ UNVERIFIED |
| PHPort Hamilton Refining and Transportation, Lllp | Christiansted | VI | — | ◇ UNVERIFIED |
| PLPotac, LLC | Corpus Christi | TX | — | ◇ UNVERIFIED |
| POPowerine Oil Company | Long Beach | CA | — | ◇ UNVERIFIED |
| PPPower Plus | Oak Run | CA | — | ◇ UNVERIFIED |
| PIPpg Industries Inc/lake Charles Complex | Lake Charles | LA | — | ◇ UNVERIFIED |
| PBPrairie Breeze Ethanol LLC | Beardstown | IL | — | ◇ UNVERIFIED |
| PSPraxair Services INC. | Burlington Township | NJ | — | ◇ UNVERIFIED |
| PPPremium Plant Services | Corning | IA | — | ◇ UNVERIFIED |
| PAPrima America Corporation | Northumberland | NH | — | ◇ UNVERIFIED |
| PHPrime Heat INC | El Cajon | CA | — | ◇ UNVERIFIED |
| PGProcter & Gamble | Sacramento | CA | — | ◇ UNVERIFIED |
| PSProducer S Choice Soy Ene | Moberly | MO | — | ◇ UNVERIFIED |
| PNProject No 7ot-92-48001 | Cedar Hill | TN | — | ◇ UNVERIFIED |
| PAProviron America INC | Friendly | WV | — | ◇ UNVERIFIED |
| PIPs126 Investments LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| PSPublic Storage | Greenville | SC | — | ◇ UNVERIFIED |
| PCPurecycle CORP | Commerce City | CO | — | ◇ UNVERIFIED |
| PEPure Earth Energy Resources LLC | Gilbert | AZ | — | ◇ UNVERIFIED |
| PIPurefield Ingredients - Russell (1224 E 15th St) (ethanol Plant) | Russell | KS | — | ◇ UNVERIFIED |
| PFPurify Fuels, INC. | Otay Mesa | CA | — | ◇ UNVERIFIED |
| PIPurity Isobutylene Plant and Pasadena Terminal | Pasadena | TX | — | ◇ UNVERIFIED |
| PCPvs Chemicals, INC. | Calvert | AL | — | ◇ UNVERIFIED |
| PLPyxis Lab, INC. | Holliston | MA | — | ◇ UNVERIFIED |
| QDQ & D Manufacturing CORP | Hillsboro | OR | — | ◇ UNVERIFIED |
| QTQ Train LLC | Ellenwood | GA | — | ◇ UNVERIFIED |
| QBQuality Blending, INC | Anoka | MN | — | ◇ UNVERIFIED |
| QCQuality Compound Manufacturing, LLC | Elyria | OH | — | ◇ UNVERIFIED |
| QIQuality Innovations INC | Ontario | CA | — | ◇ UNVERIFIED |
| QRQuality Resources | Adelanto | CA | — | ◇ UNVERIFIED |
| QPQuapaw Products | Helena | AR | — | ◇ UNVERIFIED |
| QAQuest Automotive Products | Gnadenhutten | OH | — | ◇ UNVERIFIED |
| QEQuickheet Energy & P | Chesterfield | MO | — | ◇ UNVERIFIED |
| QHQuincy Humane Society | Quincy | IL | — | ◇ UNVERIFIED |
| RFRadiant Fuel Corporation | Newton | MA | — | ◇ UNVERIFIED |
| RCRain Cii Carbon LLC | Moundsville | WV | — | ◇ UNVERIFIED |
| RCRain Cii Carbon LLC - Moundsville Calcining Plant | Moundsville | WV | — | ◇ UNVERIFIED |
| RCRain Cii Carbon LLC - Moundsville Calcining Plant | Moundsville | WV | — | ◇ UNVERIFIED |
| RCRaj Chemicals Americas LLC | Somerville | NJ | — | ◇ UNVERIFIED |
| RGRanger Gas Gathering LLC | Ranger | TX | — | ◇ UNVERIFIED |
| RCRaschig Corporation | Richmond | VA | — | ◇ UNVERIFIED |
| RLRaven Labs | Wellington | FL | — | ◇ UNVERIFIED |
| RPRaven Plant | Baytown | TX | — | ◇ UNVERIFIED |
| RCRaybo Chemical CO | Huntington | WV | — | ◇ UNVERIFIED |
| RCRay Carroll County Grain Growers | Carrollton | MO | — | ◇ UNVERIFIED |
| RCRay-carroll County Grain Growers - Carro | Carrollton | MO | — | ◇ UNVERIFIED |
| RERay E Toney | Orland | CA | — | ◇ UNVERIFIED |
| RARaytheon Aircraft Co(was Beech Aircraft) | Boulder | CO | — | ◇ UNVERIFIED |
