 Precision Tool & Die Mfg CO | Albuquerque | NM | — | ◇ UNVERIFIED |
 Precision Turning Corporation | Burtchville | MI | — | ◇ UNVERIFIED |
| PTPrecision Twist Drill CO - Rhinelander | Rhinelander | WI | — | ◇ UNVERIFIED |
| PIPrecorp INC | Williamston | MI | — | ◇ UNVERIFIED |
| PIPreferred Industries INC | Kimball | MI | — | ◇ UNVERIFIED |
| PSPreform Specialties/derry Plt | Blairsville | PA | — | ◇ UNVERIFIED |
| PTPremier Tool & Die CO INC | Milwaukie | OR | — | ◇ UNVERIFIED |
| PRPress Room Equipment CO LLC | Springfield | MO | — | ◇ UNVERIFIED |
| PPProctor Products Co., Inc. | Woodinville | WA | — | ◇ UNVERIFIED |
| PAProduct and Tooling Technologies INC | Fraser | MI | — | ◇ UNVERIFIED |
| PTProduction Tooling CO | Memphis | TN | — | ◇ UNVERIFIED |
| PIProfessional Instruments CO | Rochester | MN | — | ◇ UNVERIFIED |
| PTProfile Tool and Engineering INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PTProgressive Tool & Die, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| PSPro Stamp LLC | Walker | MI | — | ◇ UNVERIFIED |
| PEProtech Engineering INC | Elk River | MN | — | ◇ UNVERIFIED |
| PTPro Tech Machining INC | Litchfield | MN | — | ◇ UNVERIFIED |
| PCProtek Cnc Sales CORP | Simi Valley | CA | — | ◇ UNVERIFIED |
| PHProtofab Holdings LLC | Blaine | MN | — | ◇ UNVERIFIED |
| PGProto Gage INC | Sterling Heights | MI | — | ◇ UNVERIFIED |
| PTPro Tool Company, INC. | Advance | NC | — | ◇ UNVERIFIED |
| PTPro Tool & Die LLC | Chesterfield | MI | — | ◇ UNVERIFIED |
| PSP & S Manufacturing, LLC | Bridgeport | CT | — | ◇ UNVERIFIED |
| PIPtc-in-liquidation, INC. | Saegertown | PA | — | ◇ UNVERIFIED |
| PMPtc Molds, Llc, a Colorado Corporation | Scottsdale | AZ | — | ◇ UNVERIFIED |
| PWPump Warehouse Company | Quakertown | PA | — | ◇ UNVERIFIED |
| QMQc Molds INC Dba Quality Craft Molds | Magalia | CA | — | ◇ UNVERIFIED |
| QCQuad City Engineering Co, Inc. | East Moline | IL | — | ◇ UNVERIFIED |
 Quality Aluminum Forge INC | Long Beach | CA | — | ◇ UNVERIFIED |
| QTQuality Tool Company | Toledo | OH | — | ◇ UNVERIFIED |
| QTQuality Tool & Die, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| QTQuality Tooling Systems INC. | Medina | OH | — | ◇ UNVERIFIED |
| QTQuality Tool & Machine INC | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| QFQuick Fab INC | Middletown | RI | — | ◇ UNVERIFIED |
| QTQuick Turn Machine | Santa Ana | CA | — | ◇ UNVERIFIED |
| RFRadii Form Grinding | Maple Grove | MN | — | ◇ UNVERIFIED |
| RAR a H INC Dba Blackalloy CO America INC | Conway | SC | — | ◇ UNVERIFIED |
| RAR a Jones & Company INC | Covington | KY | — | ◇ UNVERIFIED |
| RLRalph Lynn Jr Dba Titan Gage INC | White House | TN | — | ◇ UNVERIFIED |
| RDRalyn Design Inc | Palos Hills | IL | — | ◇ UNVERIFIED |
| RMRancho Mold & Machine | Colton | CA | — | ◇ UNVERIFIED |
| RAR and M Machine LLC | Chicopee | MA | — | ◇ UNVERIFIED |
| RIRangeview INC | El Segundo | CA | — | ◇ UNVERIFIED |
| RMRapid Mold Solutions, INC. | Erie | PA | — | ◇ UNVERIFIED |
| RTRare Tool INC | Tecumseh | MI | — | ◇ UNVERIFIED |
| RLRbms LLC | Plain City | OH | — | ◇ UNVERIFIED |
| RTRBXWeld Technologies LLC | Dayton | OH | — | ◇ UNVERIFIED |
 R & D Tool & Engineering Company | Lees Summit | MO | — | ◇ UNVERIFIED |
| RTRearick Tooling INC. | Apollo | PA | — | ◇ UNVERIFIED |
| RRRed River Manufacturing, LLC | Searcy | AR | — | ◇ UNVERIFIED |
| RMReed Machine and Fabrication LLC | Green River | WY | — | ◇ UNVERIFIED |
| RMReed Machinery, INC. Only Location | Worcester | MA | — | ◇ UNVERIFIED |
| RReed-rico | Bristol | RI | — | ◇ UNVERIFIED |
| RCRegal Cutting Tools Div Yg-1 CO LTD | South Beloit | IL | — | ◇ UNVERIFIED |
| RIRegal Ind Donora Plt | Donora | PA | — | ◇ UNVERIFIED |
| RHREIT Holdings LLC | Dayton | OH | — | ◇ UNVERIFIED |
| RFReliable Forge Die & Eng | Fraser | MI | — | ◇ UNVERIFIED |
| RMReliable Machine & Manufacturing CO INC | Hiawatha | IA | — | ◇ UNVERIFIED |
| RMRepair Machine and Engineering INC | Gardena | CA | — | ◇ UNVERIFIED |
| RDRepublic Drill/apt CORP. | Miami | FL | — | ◇ UNVERIFIED |
| RGResearch Group Three INC | Anaheim | CA | — | ◇ UNVERIFIED |
| RTResearch Tool Corporation | Ovid | MI | — | ◇ UNVERIFIED |
| REReuland Electric CO | Brea | CA | — | ◇ UNVERIFIED |
| R2RH 2031 Calvin, LLC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| RBRichard Brothers Punch Co* | Memphis | TN | — | ◇ UNVERIFIED |
| RMRichards Micro-tool, LLC | Plymouth | MA | — | ◇ UNVERIFIED |
| RJRichardson Joyce | Newbury Park | CA | — | ◇ UNVERIFIED |
| RTRichard Tool & Die CORP | New Hudson | MI | — | ◇ UNVERIFIED |
| RTRichmond Tooling INC | Colonial Heights | VA | — | ◇ UNVERIFIED |
| RPRid-lom Precision Mfg. CORP. | Rochester | NY | — | ◇ UNVERIFIED |
| RIR & I Enterprises, INC. | Brownsville | TX | — | ◇ UNVERIFIED |
| RMRios Machine & Tool | Shelton | CT | — | ◇ UNVERIFIED |
| RPRival Precision Manufacturing Rpm LLC | Alvarado | TX | — | ◇ UNVERIFIED |
| RTRjs Tool & Gage INC | Birmingham | MI | — | ◇ UNVERIFIED |
| RJR. J. Zeman Tool & Mfg. Co., INC. | Waukesha | WI | — | ◇ UNVERIFIED |
| RCR.k. Cylindrical Grinding INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| RERlb Engineering Company INC | Valencia | CA | — | ◇ UNVERIFIED |
| RTRml Tool and Die Company | Cleveland | OH | — | ◇ UNVERIFIED |
| RTRoark Tools | Chester | NJ | — | ◇ UNVERIFIED |
| RTRobbins Tools Die & Mfg CO INC | Henderson | TN | — | ◇ UNVERIFIED |
| RORobert O'dell Designs | Santa Rosa | CA | — | ◇ UNVERIFIED |
 Robert Wall Enterprises Dba Sawing Services | Chatsworth | CA | — | ◇ UNVERIFIED |
| RTRochester Tool & Cutter | Rochester Hills | MI | — | ◇ UNVERIFIED |
| RPRodak Plastics CO. INC. | Hayward | CA | — | ◇ UNVERIFIED |
| RPRoebuck Precision Machine, INC | Goldsboro | NC | — | ◇ UNVERIFIED |
| RTRoehr Tool Solutions | Sterling | MA | — | ◇ UNVERIFIED |
| RTRogers Tool Works | Rogers | AR | — | ◇ UNVERIFIED |
| RSRolled Shapes & Engineering INC | Fraser | MI | — | ◇ UNVERIFIED |
| RGRonald Gromak Estate | Santa Maria | CA | — | ◇ UNVERIFIED |
| RSRosey Steel Rule Die Co., INC. | Dalton | GA | — | ◇ UNVERIFIED |
| RCRoto-die Company INC | Anaheim | CA | — | ◇ UNVERIFIED |
| RMRoyal Maple Metal Sales LLC | Mc Bain | MI | — | ◇ UNVERIFIED |
| RPRoyal Products | Hauppauge | NY | — | ◇ UNVERIFIED |
| RRR & R Tool & Die Company | Villa Ridge | MO | — | ◇ UNVERIFIED |
| RSRte St. Charles, INC. | Saint Charles | IL | — | ◇ UNVERIFIED |
| RERtt Engineering .com | Chatsworth | CA | — | ◇ UNVERIFIED |
| RCRuch Carbide Burs, INC. | Willow Grove | PA | — | ◇ UNVERIFIED |
| RDRule Designs INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| RTRural Tool & Die, INC. | Dodd City | TX | — | ◇ UNVERIFIED |
| RHRushford Hypersonic LLC | Winona | MN | — | ◇ UNVERIFIED |
