| OCOptical Components | Covina | CA | — | ◇ UNVERIFIED |
| OIOptical Integrity INC | Panama City Beach | FL | — | ◇ UNVERIFIED |
| OROquawka River Terminal | Gladstone | IL | — | ◇ UNVERIFIED |
| OCOrange County Metal Processing | Fullerton | CA | — | ◇ UNVERIFIED |
| OCOrbel CORP | Phillipsburg | NJ | — | ◇ UNVERIFIED |
| OPOregon Plating Co., INC. | Portland | OR | — | ◇ UNVERIFIED |
| OSOsf St James Hospital | Pontiac | IL | — | ◇ UNVERIFIED |
| OPOshkosh Plating Technologies INC | Oshkosh | WI | — | ◇ UNVERIFIED |
| OEOster Enterprises INC | Lemont | IL | — | ◇ UNVERIFIED |
| OHOttobock Healthcare, LP | Louisville | KY | — | ◇ UNVERIFIED |
| OMOwen Manufacturing INC | Owen | WI | — | ◇ UNVERIFIED |
| OPOwens Plating CO | Rainbow City | AL | — | ◇ UNVERIFIED |
| OPOxford Plating CO. INC. | Oxford | AL | — | ◇ UNVERIFIED |
| OCOxy-dry CORP | Arlington Heights | IL | — | ◇ UNVERIFIED |
| OGO-z Gedney | Brooklyn | NY | — | ◇ UNVERIFIED |
| OBOzinga Bros INC | Chicago | IL | — | ◇ UNVERIFIED |
| PCPacific Chrome Services | Santa Ana | CA | — | ◇ UNVERIFIED |
| PCPacific Coast Anodizing INC | Fresno | CA | — | ◇ UNVERIFIED |
| PIPacific Industrial Supply Director St | Seattle | WA | — | ◇ UNVERIFIED |
| PNPacific Northwest Plating | Vancouver | WA | — | ◇ UNVERIFIED |
| PSPacific Steel Treating CO Incorporated | N Hollywood | CA | — | ◇ UNVERIFIED |
| PPPalmetto Plating Company | Easley | SC | — | ◇ UNVERIFIED |
| PDPalms Dry Cleaning & Tailoring | Hanover | PA | — | ◇ UNVERIFIED |
| PWPalmyra Water Plant | Palmyra | MO | — | ◇ UNVERIFIED |
| PPanatrol | Bedford Park | IL | — | ◇ UNVERIFIED |
| PPPapago Plating | Phoenix | AZ | — | ◇ UNVERIFIED |
| PGParamount Grinding Svc | Paramount | CA | — | ◇ UNVERIFIED |
| PAParc Auto Industries INC | Hauppauge | NY | — | ◇ UNVERIFIED |
| PHParker Hannifin Corporation, Racor Division | Holly Springs | MS | — | ◇ UNVERIFIED |
| PIPark International Corporation | Long Beach | CA | — | ◇ UNVERIFIED |
| PMParkview Metal Products INC | Lake Zurich | IL | — | ◇ UNVERIFIED |
| PCParts Cleaning Technologies LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| PLParty Lite Mfg | Batavia | IL | — | ◇ UNVERIFIED |
| PPPatchogue Plating Works INC | Patchogue | NY | — | ◇ UNVERIFIED |
| PVPatina V, a Div of Norlaine, INC | Hacienda Heights | CA | — | ◇ UNVERIFIED |
| PMPaule Metal Recycling | Alorton | IL | — | ◇ UNVERIFIED |
| PMPaul Michels, Jr. | Saint Joseph | IL | — | ◇ UNVERIFIED |
| PCPauls Chrome Plating | Evans City | PA | — | ◇ UNVERIFIED |
| PCPauls Chrome Plating/mars | Evans City | PA | — | ◇ UNVERIFIED |
| PSPaul Shields | Rantoul | IL | — | ◇ UNVERIFIED |
| PBP. B. Fiberglass Products INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| PHPb & H Moulding | Syracuse | NY | — | ◇ UNVERIFIED |
| PMPca Metal Finishing Incorporated | Fullerton | CA | — | ◇ UNVERIFIED |
| PMPcc/ Mold Masters | Eastlake | OH | — | ◇ UNVERIFIED |
| PPPci Pharmaceutical Services | Rockford | IL | — | ◇ UNVERIFIED |
| PPPcm Products INC | Titusville | FL | — | ◇ UNVERIFIED |
| PCP C Plating | Fenton | MO | — | ◇ UNVERIFIED |
| PCPeabody Coal CO | Marissa | IL | — | ◇ UNVERIFIED |
| PVPeace Village | Palos Park | IL | — | ◇ UNVERIFIED |
| PFPeak Finishing | Provo | UT | — | ◇ UNVERIFIED |
| PPPeak Plating.cn | Colorado Springs | CO | — | ◇ UNVERIFIED |
| PPPeanut Processors Inc, Elizabethtown Peanut B | Elizabethtown | NC | — | ◇ UNVERIFIED |
| PPPeanut Processors INC - Plt 2 | Dublin | NC | — | ◇ UNVERIFIED |
| PUPenn United Tech INC | Cabot | PA | — | ◇ UNVERIFIED |
| PSPenny Swain | Urbana | IL | — | ◇ UNVERIFIED |
| PJPeoria Journal Star INC | Peoria | IL | — | ◇ UNVERIFIED |
| PIPerfection Industrial Finishing | Tucson | AZ | — | ◇ UNVERIFIED |
| PIPerfection Industries INC | Terrell | TX | — | ◇ UNVERIFIED |
| PIPerfection Industries INC | Detroit | MI | — | ◇ UNVERIFIED |
| PPPerfection Plating, INC. (closed) | Nashville | TN | — | ◇ UNVERIFIED |
| PMPerfect Mulch Products INC | Mccook | IL | — | ◇ UNVERIFIED |
| PCPerformance Composites INC Fi | Torrance | CA | — | ◇ UNVERIFIED |
| PPPerformance Plating & Polishing LLC | Olathe | KS | — | ◇ UNVERIFIED |
| PPPerformance Products INC | Rockford | IL | — | ◇ UNVERIFIED |
| PCPerkin-elmer CORP Applied Sci | Pomona | CA | — | ◇ UNVERIFIED |
| PPPerky-pet Products CO | Denver | CO | — | ◇ UNVERIFIED |
| PEPermian Express Partners LLC | Steeleville | IL | — | ◇ UNVERIFIED |
| PFPetersen Finishing CORP | Schiller Park | IL | — | ◇ UNVERIFIED |
| PCPetes Custom Metal Finishing | Phoenix | AZ | — | ◇ UNVERIFIED |
| PIPetroferm Incorporated | Franklin | KY | — | ◇ UNVERIFIED |
| PAPettit Auto and Truck Sales | Rockford | IL | — | ◇ UNVERIFIED |
 Phillips Medisize St. Croix Meadows | Hudson | WI | — | ◇ UNVERIFIED |
| PGPhilos Global Technologies INC | Buffalo Grove | IL | — | ◇ UNVERIFIED |
| PIPhilson, INC. | Watertown | CT | — | ◇ UNVERIFIED |
| PWPhoenix West Stable Products | Irwindale | CA | — | ◇ UNVERIFIED |
| PHP & H Plating CO INC | Chicago | IL | — | ◇ UNVERIFIED |
| PIPhylrich International | Los Angeles | CA | — | ◇ UNVERIFIED |
| PWPicture Woods LTD | Boulder | CO | — | ◇ UNVERIFIED |
| PAPiedmont Aviation Component Services | Winston Salem | NC | — | ◇ UNVERIFIED |
| PIPier-sol, INC. | Baltimore | MD | — | ◇ UNVERIFIED |
| PFPinnacle Frames & Accents | Piggott | AR | — | ◇ UNVERIFIED |
| PFPinnacle Frames & Accents-pocahontas | Pocahontas | AR | — | ◇ UNVERIFIED |
| PHPioneer Hi Bred International Incorporated | Johnston | IA | — | ◇ UNVERIFIED |
| PMPioneer Metal Finishing | Minneapolis | MN | — | ◇ UNVERIFIED |
| PPPioneer Plating CO | Chicago | IL | — | ◇ UNVERIFIED |
| PPPioneer Plating L L C | Georgetown | KY | — | ◇ UNVERIFIED |
| PPPioneer Powder | Franklin Park | IL | — | ◇ UNVERIFIED |
| PCPiper Corvette Specialties | Vermilion | IL | — | ◇ UNVERIFIED |
| PAPittsburgh Anodizing CO | Russellton | PA | — | ◇ UNVERIFIED |
| PIPittsburgh Industrial Plating INC | Emsworth | PA | — | ◇ UNVERIFIED |
| PMPittsburg & Midway Pittsburg and Midway | Raton | NM | — | ◇ UNVERIFIED |
| PFPjk Finishing CO INC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| PSPk Selective Metal Plating | Santa Clara | CA | — | ◇ UNVERIFIED |
| PSPlainfield Stamping-illinois | Plainfield | IL | — | ◇ UNVERIFIED |
| PIPlating INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| PIPlating, INC. | Great Bend | KS | — | ◇ UNVERIFIED |
| PMPlating Miami INC | Opa Locka | FL | — | ◇ UNVERIFIED |
| PPPlating Pros, LLC. Formerly Pas Technolo | Miramar | FL | — | ◇ UNVERIFIED |
| PSPlating Service CO | Chicago | IL | — | ◇ UNVERIFIED |
| PSPlating Specialities | Grand Junction | CO | — | ◇ UNVERIFIED |
