| PSPowersecure Service INC. | Spring | TX | — | ◇ UNVERIFIED |
| PSPower Systems Testing | San Diego | CA | — | ◇ UNVERIFIED |
| PIPpg Industries Cr 114 Former Pse&g Coal Gas | Jersey City | NJ | — | ◇ UNVERIFIED |
| PIPractical Instrument Electronics, Inc. | Webster | NY | — | ◇ UNVERIFIED |
| PWPratt & Whitney Rocketdyne, INC. | Canoga Park | CA | — | ◇ UNVERIFIED |
| PWPratt & Whitney Rocketdyne/ruby Acq Ent | Canoga Park | CA | — | ◇ UNVERIFIED |
| PCPrecision Cable of Tennessee* | Gallatin | TN | — | ◇ UNVERIFIED |
| PHPrime Heat INC | El Cajon | CA | — | ◇ UNVERIFIED |
| PMPrism Microwave INC | Naples | FL | — | ◇ UNVERIFIED |
| PEProduction Efficiency CORP | Ragland | WV | — | ◇ UNVERIFIED |
| PEProduction Efficiency CORP. | Ragland | WV | — | ◇ UNVERIFIED |
| PNProject No 7ot-92-48001 | Cedar Hill | TN | — | ◇ UNVERIFIED |
| PIPropel INC | San Pedro | CA | — | ◇ UNVERIFIED |
| PIPropel INC. | Wilmington | CA | — | ◇ UNVERIFIED |
| PIPropel, INC. | Arcadia | CA | — | ◇ UNVERIFIED |
| PKPsu Knowledge Park - Kyocera Avx | Harborcreek, Township of | PA | — | ◇ UNVERIFIED |
| PIPurity Isobutylene Plant and Pasadena Terminal | Pasadena | TX | — | ◇ UNVERIFIED |
| PEPvm Electric, LLC | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| QIQcm INC. Dba Veris Mfg. | Brea | CA | — | ◇ UNVERIFIED |
| QEQuantum Energy Storage Corporation | Poway | CA | — | ◇ UNVERIFIED |
| RDRaceway Division | Gilmer | TX | — | ◇ UNVERIFIED |
| RMRaco Manufacturing and Engineering Co. | Berkeley | CA | — | ◇ UNVERIFIED |
| RMRaco Mfg & Eng CO | Emeryville | CA | — | ◇ 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 |
| RSRapiscan Systems INC | Arlington | VA | — | ◇ UNVERIFIED |
| RBRaven Butene-1, LLC | Baytown | TX | — | ◇ UNVERIFIED |
| RERay E Toney | Orland | CA | — | ◇ UNVERIFIED |
| RARaytheon Albuquerque | Albuquerque | NM | — | ◇ UNVERIFIED |
| RPReal Products Manufacturing LTD | Ney | OH | — | ◇ UNVERIFIED |
| RRecycletronics | Kennesaw | GA | — | ◇ UNVERIFIED |
| RRReladyne Reliability Services INC | Canton | OH | — | ◇ UNVERIFIED |
| REReliable Electric CO | Paterson | NJ | — | ◇ UNVERIFIED |
| RFReliable Funding INC | Vernon | CA | — | ◇ UNVERIFIED |
| RDRenewable Diesel Fuel Processing Plant | Mccarran | NV | — | ◇ UNVERIFIED |
| RERentech Energy Technology Center, LLC | Commerce City | CO | — | ◇ UNVERIFIED |
| REResearch Electro Optics INC | Boulder | CO | — | ◇ UNVERIFIED |
| RPRes Polyflow Ashley | Ashley | IN | — | ◇ UNVERIFIED |
| RResynergi | Santa Rosa | CA | — | ◇ UNVERIFIED |
| RMRex Moore Group | Yuba City | CA | — | ◇ UNVERIFIED |
| RNRhodes National Corporation | Hendersonville | TN | — | ◇ UNVERIFIED |
| RVRiver Valley Bio-refinery, Llc, New Martinsville | Natrium | WV | — | ◇ UNVERIFIED |
| RERiverview Energy Corporation | Dale | IN | — | ◇ UNVERIFIED |
| RIRIV Inc. | Merrimack | NH | — | ◇ UNVERIFIED |
| RTRjr Technologies, INC. | Hayward | CA | — | ◇ UNVERIFIED |
| RGRNG Global, LLC, a California limited liability company | Temecula | CA | — | ◇ UNVERIFIED |
| RSRock Springs Coal Calcining Plant | Sweetwater | WY | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals Llc, Lone Star Plant | Deer Park | TX | — | ◇ UNVERIFIED |