| MSMetal Seal Precision LTD. | Mentor | OH | — | ◇ UNVERIFIED |
| MSMetal Spinners - a Division of Samuel, Son & CO. (usa) INC. | Rock Falls | IL | — | ◇ UNVERIFIED |
| MUMetals USA Building Products, L. P. | Mesquite | TX | — | ◇ UNVERIFIED |
| MTMetal Technologies INC -three Rivers Gray Iron | Three Rivers | MI | — | ◇ UNVERIFIED |
| MAMetem a Ge Power Business | Allentown | PA | — | ◇ UNVERIFIED |
| MEMetfab Engineering INC | Attleboro Falls | MA | — | ◇ UNVERIFIED |
| MMMichigan Metal Coatings | Port Huron | MI | — | ◇ UNVERIFIED |
| MMMicro Matic USA INC | Brooksville | FL | — | ◇ UNVERIFIED |
| MMMiddleby Marshall Holdings LLC Dba Nu-vu Food Service Systems | Menominee | MI | — | ◇ UNVERIFIED |
| MSMid State Plating CO. | Flint | MI | — | ◇ UNVERIFIED |
| MRMidwestern Rust Proof INC | Chicago | IL | — | ◇ UNVERIFIED |
| MGMillennium Galvanizing LLC | Convent | LA | — | ◇ UNVERIFIED |
| MPMnp Precision Parts LLC | Rockford | IL | — | ◇ UNVERIFIED |
| MHModern Hard Chrome Service CO | Warren | MI | — | ◇ UNVERIFIED |
| MWModern Welding CO of Tx | Rhome | TX | — | ◇ UNVERIFIED |
| MWMotor Wheel Commercial Vehicle Systems INC. | Berea | KY | — | ◇ UNVERIFIED |
| MRM & R Plating INC | Washington | MO | — | ◇ UNVERIFIED |
| MIMscm Incorporated | Holland | MI | — | ◇ UNVERIFIED |
| MCMueller CO | Decatur | IL | — | ◇ UNVERIFIED |
| MGMw Galvanizing INC | Chicago | IL | — | ◇ UNVERIFIED |
| NGN.a. Galvanizing CO - 4400 E 61st Ave | Commerce City | CO | — | ◇ UNVERIFIED |
| NONational Oilwell Varco/tulsa Multiplex | Tulsa | OK | — | ◇ UNVERIFIED |
| NINd Industries (1677130116) | Twinsburg | OH | — | ◇ UNVERIFIED |
| NGNelson Global Products INC | Viroqua | WI | — | ◇ UNVERIFIED |
| NLNeofab, LLC | Miami | OK | — | ◇ UNVERIFIED |
| NYNew York Blower Company | La Porte | IN | — | ◇ UNVERIFIED |
| NINibco INC | Blytheville | AR | — | ◇ UNVERIFIED |
| NNitrosteel | Pleasant Prairie | WI | — | ◇ UNVERIFIED |
| NPNobert Plating CO | Chicago | IL | — | ◇ UNVERIFIED |
| NGNorgren Gt Development CORP | Auburn | WA | — | ◇ UNVERIFIED |
 Norman Noble INC Micromachining Div 1 | Highland Heights | OH | — | ◇ UNVERIFIED |
| NANorth American Galvanizing Company | Saint Louis | MO | — | ◇ UNVERIFIED |
| NSNortheastern Shaped Wire INC | Southington | CT | — | ◇ UNVERIFIED |
| NENorthern Engraving CORP - Sparta | Sparta | WI | — | ◇ UNVERIFIED |
| NINorthern Iron & Machine | Saint Paul | MN | — | ◇ UNVERIFIED |
| OCOld Country Millwork INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| OPOmega Plating | Crestwood | IL | — | ◇ UNVERIFIED |
| OIOmg INC | Agawam | MA | — | ◇ UNVERIFIED |
| OSO'neal Steel INC | Greensboro | NC | — | ◇ UNVERIFIED |
| OSOneal Steel INC | Ambridge | PA | — | ◇ UNVERIFIED |
| OCOnesource Coil Coaters | Clearwater | FL | — | ◇ UNVERIFIED |
| OIOsco Industries, INC. New Boston Divisi (0773010180) | New Boston | OH | — | ◇ UNVERIFIED |
| OCOshkosh Corporation - Defense Plant | Oshkosh | WI | — | ◇ UNVERIFIED |
| OKO.s. Kelly Company (0812100276) | Springfield | OH | — | ◇ UNVERIFIED |
| OCOttenweller CO INC | Mount Airy | NC | — | ◇ UNVERIFIED |
| PMPackless Metal Hose & Texas Copper Works Divisions | Waco | TX | — | ◇ UNVERIFIED |
| PAPaladin Attachments (1677011077) | Akron | OH | — | ◇ UNVERIFIED |
| PMParadigm Manchester INC | Manchester | CT | — | ◇ UNVERIFIED |
| PPParadigm Precision | Malden | MA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Richland | MI | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Cylinder Div | Saint Marys | OH | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Cylinder Div Ashley in | Ashley | IN | — | ◇ UNVERIFIED |
| PHParker Hannifin Sporlan Div - Plant 1 | Washington | MO | — | ◇ UNVERIFIED |
| PPPaulo Prods CO | Murfreesboro | TN | — | ◇ UNVERIFIED |
| PAPcc Airfoils INC | Douglas | GA | — | ◇ UNVERIFIED |
| PAPcc Airfoils INC (0243011322) | Eastlake | OH | — | ◇ UNVERIFIED |
| PAPcc Airfoils LLC - Crooksville | Crooksville | OH | — | ◇ UNVERIFIED |
| PIPeerless Industries | Ypsilanti | MI | — | ◇ UNVERIFIED |
| PWPengg Wmc LLC | Bedford Heights | OH | — | ◇ UNVERIFIED |
| PTPentagon Technologies Group INC | Hopewell Junction | NY | — | ◇ UNVERIFIED |
| PIPfaudler INC | Rochester | NY | — | ◇ UNVERIFIED |
| PMPioneer Metal Finishing-monroe | Monroe | MI | — | ◇ UNVERIFIED |
| PIPlateco INC | Reedsburg | WI | — | ◇ UNVERIFIED |
| PCPonca City Metal Products Faclty | Ponca City | OK | — | ◇ UNVERIFIED |
| PCPorter-guertin CO | Cincinnati | OH | — | ◇ UNVERIFIED |
| PWPratt & Whitney | North Berwick | ME | — | ◇ UNVERIFIED |
| PMPrecise Machining & Manufacturing LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| PDPrecision Drawn Metals INC | Janesville | WI | — | ◇ UNVERIFIED |
| PIPrecisionform INC | Lititz | PA | — | ◇ UNVERIFIED |
 Precision International LLC | Sistersville | WV | — | ◇ UNVERIFIED |
| PKPrecision Kidd Steel CO | Aliquippa | PA | — | ◇ UNVERIFIED |
| PMPrecision Machine INC | Paducah | KY | — | ◇ UNVERIFIED |
| PMPrecision Metalsmiths INC. | Markesan | WI | — | ◇ UNVERIFIED |
| PMPrecoat Metals Division of Sequa Corporation | Elkridge | MD | — | ◇ UNVERIFIED |
| PMPremier Manufacturing | Tualatin | OR | — | ◇ UNVERIFIED |
| PPProduction Products CO | East Syracuse | NY | — | ◇ UNVERIFIED |
| PRProgress Rail | Atchison | KS | — | ◇ UNVERIFIED |
| PFProspect Foundry LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| QLQcc LLC | Harwood Heights | IL | — | ◇ UNVERIFIED |
| QCQuaker City Castings (0215090009) | Salem | OH | — | ◇ UNVERIFIED |
| QCQuality Castings CO | Waukesha | WI | — | ◇ UNVERIFIED |
 Quality Plating of Tulsa INC / 2665 N Darlington | Tulsa | OK | — | ◇ UNVERIFIED |
| QCQuantum Clean | Hillsboro | OR | — | ◇ UNVERIFIED |
| RAR. A. Heller Company | Woodlawn | OH | — | ◇ UNVERIFIED |
| RIRansohoff INC | Cincinnati | OH | — | ◇ UNVERIFIED |
| RLRaytheon Lemmon Avenue | Dallas | TX | — | ◇ UNVERIFIED |
| RBR. B. Royal Industries | Fond Du Lac | WI | — | ◇ UNVERIFIED |
| RIRebco Inc/kersey | Kersey | PA | — | ◇ UNVERIFIED |
| REReliance Electric CO. | Cleveland | OH | — | ◇ UNVERIFIED |
| RSRexnord Seal Division | Wheeling | IL | — | ◇ UNVERIFIED |
| RIRichards Industrials INC | Cincinnati | OH | — | ◇ UNVERIFIED |
 Rie Coatings LLC | Eden Valley | MN | — | ◇ UNVERIFIED |
| RFRightway Fasteners, INC | Columbus | IN | — | ◇ UNVERIFIED |
| RSRing Screw Llc-sterling Hts | Sterling Heights | MI | — | ◇ UNVERIFIED |
| RSRing Screw Works | Madison Heights | MI | — | ◇ UNVERIFIED |
| RPRiverdale Plating and Heat Treating CO | Riverdale | IL | — | ◇ UNVERIFIED |
| RARobine and Welch Machine and Tool Company INC | Laurel | MS | — | ◇ UNVERIFIED |
| RFRocknel Fastener INC | Rockford | IL | — | ◇ UNVERIFIED |
| RSR.w. Screw Products, INC. | Massillon | OH | — | ◇ UNVERIFIED |
| SSSamuel Son and CO USA INC | Heath | OH | — | ◇ UNVERIFIED |
