| PHParker Hannifin Sporlan Div - Plant #2 | Washington | MO | — | ◇ UNVERIFIED |
| PUParlex USA LLC | Vandalia | OH | — | ◇ UNVERIFIED |
| PIPartners4Results Inc | Waukesha | WI | — | ◇ UNVERIFIED |
| PIPartners4Results Inc | Waukesha | WI | — | ◇ UNVERIFIED |
| PEPca Electronics INC | Sepulveda | CA | — | ◇ UNVERIFIED |
| PDPegasus Design | Livermore | CA | — | ◇ UNVERIFIED |
| PVPentair Valves & Controls | Black Mountain | NC | — | ◇ UNVERIFIED |
| PIPenumbra Incorporated | Alameda | CA | — | ◇ UNVERIFIED |
| PEPerkin Elmer Chrom Division | Norwalk | CT | — | ◇ UNVERIFIED |
| PCPerkin-elmer CORP Applied Sci | Pomona | CA | — | ◇ UNVERIFIED |
| PHPerkinelmer Health Sciences | El Dorado Hills | CA | — | ◇ UNVERIFIED |
 Peter Paul Electric INC | Puerto Real | PR | — | ◇ UNVERIFIED |
| PEPetroleum Equipment and Manufacturing Company | Hialeah | FL | — | ◇ UNVERIFIED |
| PSPetrunick Sensors, Inc. | Longwood | FL | — | ◇ UNVERIFIED |
| PSPg Scientific | Auburn | CA | — | ◇ UNVERIFIED |
| P9Phenomenex 9 | Torrance | CA | — | ◇ UNVERIFIED |
| PBPhenomenex Bldg 1 | Torrance | CA | — | ◇ UNVERIFIED |
| PBPhenomenex Building 2 | Torrance | CA | — | ◇ UNVERIFIED |
| PIPhenomenex INC | Torrance | CA | — | ◇ UNVERIFIED |
| PBPhipps & Bird, Inc. | Richmond | VA | — | ◇ UNVERIFIED |
| PBPhlo Bio | Mountain View | CA | — | ◇ UNVERIFIED |
| PIPhoenix Infrared CORP. | Lowell | MA | — | ◇ UNVERIFIED |
| PSPhoton Systems Dba 94 631 6007 | Covina | CA | — | ◇ UNVERIFIED |
| PSPh Solutions | Monrovia | CA | — | ◇ UNVERIFIED |
| POPinnacle Optiphase | Van Nuys | CA | — | ◇ UNVERIFIED |
| PIPlexium INC | San Diego | CA | — | ◇ UNVERIFIED |
| PIPms Instrument Company | Albany | OR | — | ◇ UNVERIFIED |
| PIPneumadyne INC | Plymouth | MN | — | ◇ UNVERIFIED |
| PTPony Tracks Ranch LLC | Portola Valley | CA | — | ◇ UNVERIFIED |
| PDPower Distribution, INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| PSPower Services Group (psg) | Gainesville | GA | — | ◇ UNVERIFIED |
| PGPowerVolt Group Inc. | Addison | IL | — | ◇ UNVERIFIED |
| PEPrecision Engine Control Corporation | San Diego | CA | — | ◇ UNVERIFIED |
 Precision Fluid Controls INC | Rocklin | CA | — | ◇ UNVERIFIED |
| Precision Fluid Controls INC (martin Testing Labratories) | Mcclellan | CA | — | ◇ UNVERIFIED |
| PMPrecision Metal Works Holdings, LLC | Saint Joseph | MO | — | ◇ UNVERIFIED |
| PSPrecision Sensing Devices INC | Medfield | MA | — | ◇ UNVERIFIED |
| PVPrecision Valve Group | Monroe | NC | — | ◇ UNVERIFIED |
| PAPremier Airport Park | Fort Myers | FL | — | ◇ UNVERIFIED |
| PAPremier Auto Service | Stanton | CA | — | ◇ UNVERIFIED |
| PCPresidio Components, INC | Sioux Falls | SD | — | ◇ UNVERIFIED |
| PCPrinceton Chromatography INC | Cranbury | NJ | — | ◇ UNVERIFIED |
| PCProcess Control Technologies, LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| PDProgram Data INC | Irvine | CA | — | ◇ UNVERIFIED |
| PTProject Tool and Die INC | Redding | CA | — | ◇ UNVERIFIED |
| PBProline Billiard Factory LLC | Sanford | FL | — | ◇ UNVERIFIED |
| PBProtea Biosciences INC | Morgantown | WV | — | ◇ UNVERIFIED |
 Proveris Scientific CORP | Hudson | MA | — | ◇ UNVERIFIED |
| PTProximarf Technology CORP | Washington | DC | — | ◇ UNVERIFIED |
| PDPsav Dba Audio Visual Services Group | San Mateo | CA | — | ◇ UNVERIFIED |
