| RHREIT Holdings LLC | Dayton | OH | — | ◇ UNVERIFIED |
| RFReliable Forge Die & Eng | Fraser | MI | — | ◇ UNVERIFIED |
| RMRepair Machine and Engineering INC | Gardena | CA | — | ◇ 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 |
| RSRichard Sheet Metal | Paterson | NJ | — | ◇ 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 |
| RJR. J. Zeman Tool & Mfg. Co., INC. | Waukesha | WI | — | ◇ UNVERIFIED |
| RCR.k. Cylindrical Grinding INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| RTRml Tool and Die Company | Cleveland | OH | — | ◇ 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 |
| RMRocky Mountain Machine Shop Inc.- Salt Lake City Machine Shop | Salt Lake City | UT | — | ◇ UNVERIFIED |
| RPRodak Plastics CO. INC. | Hayward | CA | — | ◇ UNVERIFIED |
| RPRoebuck Precision Machine, INC | Goldsboro | NC | — | ◇ UNVERIFIED |
| RTRoehr Tool Solutions | Sterling | MA | — | ◇ UNVERIFIED |
| RSRolled Shapes & Engineering INC | Fraser | MI | — | ◇ UNVERIFIED |
| RTRoma Tool INC | Rochester Hills | 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 |
| RRR & R Tool & Die Company | Villa Ridge | MO | — | ◇ UNVERIFIED |
| RSRte St. Charles, INC. | Saint Charles | IL | — | ◇ UNVERIFIED |
| RERtt Engineering .com | Chatsworth | CA | — | ◇ UNVERIFIED |
| RDRule Designs INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| RTRural Tool & Die, INC. | Dodd City | TX | — | ◇ UNVERIFIED |
| SDSaber Diamond Tools, INC. | Villa Rica | GA | — | ◇ UNVERIFIED |
| SGSaint Gobain Abrasives INC | Romulus | MI | — | ◇ UNVERIFIED |
| SASalih Alicajic Dba Quick Turn Machine | Anaheim | CA | — | ◇ UNVERIFIED |
| S9Saltscepter 9 LLC | Hampshire | IL | — | ◇ UNVERIFIED |
| SPSalvador Pitones | Covina | CA | — | ◇ UNVERIFIED |
| SASamuel a Bolden Park | Springfield | MA | — | ◇ UNVERIFIED |
| SHSandvik Hyperion | Brooklyn Center | MN | — | ◇ UNVERIFIED |
| SCSanmina CORP | San Jose | CA | — | ◇ UNVERIFIED |
| SCSanta Cruz Machining | San Jose | CA | — | ◇ UNVERIFIED |
| SCSanta Cruz Machining INC | Gilroy | CA | — | ◇ UNVERIFIED |
| SPSantos Precision INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| SISarcol INC | Chicago | IL | — | ◇ UNVERIFIED |
| SISat Industries, INC. | Schertz | TX | — | ◇ UNVERIFIED |
| SMSatterfield Manufacturing Solutions LLC | La Porte | IN | — | ◇ UNVERIFIED |
| SSSb Specialty Metals LLC | Meadville | PA | — | ◇ UNVERIFIED |
| SDSc Deburring LLC | Pacoima | CA | — | ◇ UNVERIFIED |
| SFScheele Fabrications, Incorporated | Crump | TN | — | ◇ UNVERIFIED |
| SRSchenck Rotec Corporation | Auburn Hills | MI | — | ◇ UNVERIFIED |
 Schuman Enterprises INC Dba Js Manufaturing | Oceanside | CA | — | ◇ UNVERIFIED |
| SRScorpion Restoration Concepts LLC | Castaic | CA | — | ◇ UNVERIFIED |
| SCS & C Tool & Manufacturing, INC. | Livonia | MI | — | ◇ UNVERIFIED |
 Scuderia Rare Parts Srp | Costa Mesa | CA | — | ◇ UNVERIFIED |
| SCS&dc CORP. | Frederick | CO | — | ◇ UNVERIFIED |
| SPSeabrook Plastics INC | Norton Shores | MI | — | ◇ UNVERIFIED |
| SLSea Lap LLC | La Verne | CA | — | ◇ UNVERIFIED |
| SPSeaway Pattern Manufacturing, Inc | Toledo | OH | — | ◇ UNVERIFIED |
| SRSelect Reman Exchange, LLC | Valsparo | IN | — | ◇ UNVERIFIED |
| SPSelene Photonics INC | San Leandro | CA | — | ◇ UNVERIFIED |
| SMS.e. Manufacturing, LLC | Wellington | OH | — | ◇ UNVERIFIED |
| SISepor INC | Wilmington | CA | — | ◇ UNVERIFIED |
| SCSev - Cal Tool INC. | Santa Ana | CA | — | ◇ UNVERIFIED |
| SMSharp Machine INC | Cannon Falls | MN | — | ◇ UNVERIFIED |
| SIShelby INC. Dba Edm Labs LTD | Fremont | CA | — | ◇ UNVERIFIED |
| STSiem Tool Company | Latrobe | PA | — | ◇ UNVERIFIED |
| SMSierra - Manufacturing Corporation | Addison | IL | — | ◇ UNVERIFIED |
| STSierra Tool & Die INC | Tuolumne | CA | — | ◇ UNVERIFIED |
| STSigg Tool & Machine Products | Levittown | PA | — | ◇ UNVERIFIED |
| SMSigma Mfg | Palmdale | CA | — | ◇ UNVERIFIED |
| STSiliconvalley Tool Supply | Santa Clara | CA | — | ◇ UNVERIFIED |
| SMSilver Maple LLC | Hillman | MI | — | ◇ UNVERIFIED |
| SCSimon CNC Machining, Inc. | North Hollywood | CA | — | ◇ UNVERIFIED |
| STSimplex Tool & Mold | Sarasota | FL | — | ◇ UNVERIFIED |
| STSirois Tool Company, INC. | Berlin | CT | — | ◇ UNVERIFIED |
| SESk Engineering | Long Beach | CA | — | ◇ UNVERIFIED |
| SISkol Investments, LLC | North Salt Lake | UT | — | ◇ UNVERIFIED |
| SMSlp Machining | San Jose | CA | — | ◇ UNVERIFIED |
| SMS & M Machining Company | Wixom | MI | — | ◇ UNVERIFIED |
| SESnap-on Equipment, INC. - Snap-on Equipment | Conway | AR | — | ◇ UNVERIFIED |
| SSSolid Solutions Manufacturing INC | Huntington Beach | CA | — | ◇ UNVERIFIED |
| SASomec, a Divison of Snk America, INC. | Sanford | FL | — | ◇ UNVERIFIED |
| SHSOSD Holdings, LLC | Kentwood | MI | — | ◇ UNVERIFIED |
 South Central Manufacturing Corporation | Summersville | MO | — | ◇ UNVERIFIED |
| SMSoutheastern Manufacturing Enterprise, INC. | Franklin | TN | — | ◇ UNVERIFIED |
| STSoutheastern Tool Co., INC. | Aiken | SC | — | ◇ UNVERIFIED |
| SRSouthern Roller INC. | Carrollton | GA | — | ◇ UNVERIFIED |
| SMSouthwest Montana Machine Works LLC | Butte | MT | — | ◇ UNVERIFIED |
| STSpark Tool, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| SISpartan Industrial Holdings Llc | Grandville | MI | — | ◇ UNVERIFIED |
| STSpartan Tool & Die | Sinclairville | NY | — | ◇ UNVERIFIED |
| SMSparton Metal Services | Garden Grove | CA | — | ◇ UNVERIFIED |
| STSpecial Tools,Inc. | Saint Francis | MN | — | ◇ UNVERIFIED |
| SMSpecialty Machine Co., INC. | Gastonia | NC | — | ◇ UNVERIFIED |
| STSpecialty Tooling Systems INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
