| RFReliable Forge Die & Eng | Fraser | MI | — | ◇ UNVERIFIED |
| RLReliable Lining & Coating | Hillside | IL | — | ◇ UNVERIFIED |
| RPReliable Plating Works-5th St | Milwaukee | WI | — | ◇ UNVERIFIED |
| RPReliable Poly Packaging-1250 Metropolita | Brooklyn | NY | — | ◇ UNVERIFIED |
| RTReliable Tool & Machine INC | Riviera Beach | FL | — | ◇ UNVERIFIED |
| RTReliance Technical Services | Sunnyvale | CA | — | ◇ UNVERIFIED |
| RFReliant Fastener - Div of Reliant Industries | Rock Falls | IL | — | ◇ UNVERIFIED |
| RFRemco Finishing | Lansdowne | PA | — | ◇ UNVERIFIED |
| RIRemtec INC Dba Tecmark | Norwood | MA | — | ◇ UNVERIFIED |
| RRRemy Reman, LLC | Taylorsville | MS | — | ◇ UNVERIFIED |
| RMRenaissance Mark | Sparks | NV | — | ◇ UNVERIFIED |
| RMRenard Machine | Green Bay | WI | — | ◇ UNVERIFIED |
| RTRepair Technology INC | Seattle | WA | — | ◇ UNVERIFIED |
| RGRepro Graphics | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| RFRepublic Fasteners Mfg CORP | Newbury Park | CA | — | ◇ UNVERIFIED |
| RIRes-tek, INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| RPRestoration Plating | Spokane | WA | — | ◇ UNVERIFIED |
| RSR.e. Sturdy CO. | Providence | RI | — | ◇ UNVERIFIED |
| RTRe Trousil CO INC | Louisville | CO | — | ◇ UNVERIFIED |
| RMRettig Machine Shop, INC. | Redlands | CA | — | ◇ UNVERIFIED |
| RLReturn Logistics INC | Joliet | IL | — | ◇ UNVERIFIED |
| RARevitalizing Auto Communities Environmental Response Trust | Livonia | MI | — | ◇ UNVERIFIED |
| RCRex Cut Products Incorporated | Fall River, City of | MA | — | ◇ UNVERIFIED |
| RHRex Heat Treat-bedford INC | Bedford | PA | — | ◇ UNVERIFIED |
| RIRex Iron & Machine Products INC | Denver | CO | — | ◇ UNVERIFIED |
| RAReynolds Asphalt Sealing & Striping | Bowling Green | KY | — | ◇ UNVERIFIED |
| RPRhc Plating INC | Hutchinson | MN | — | ◇ UNVERIFIED |
| RMRhino Metals INC | Caldwell | ID | — | ◇ UNVERIFIED |
| RHR & H Plating | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| RJRichardson Joyce | Newbury Park | CA | — | ◇ UNVERIFIED |
| RPRichards Plating | Florence | AL | — | ◇ UNVERIFIED |
| RDRider Dickerson INC | Bellwood | IL | — | ◇ UNVERIFIED |
| RDRider Dickerson INC | Chicago | IL | — | ◇ UNVERIFIED |
| RMRiggs Machine & Fabricating INC. | Ashland | KY | — | ◇ UNVERIFIED |
| RHRi Heat Treating Company | Providence | RI | — | ◇ UNVERIFIED |
| RMRiinker Materials | Des Moines | IA | — | ◇ UNVERIFIED |
| RPRing Power CORP | Brooksville | FL | — | ◇ UNVERIFIED |
| RPRing Power Corporation | Riverview | FL | — | ◇ UNVERIFIED |
| RSRing Screw Llc-holly | Holly | MI | — | ◇ UNVERIFIED |
| RERippa Enterprises LLC | Calumet | MI | — | ◇ UNVERIFIED |
| RFRippy Fred R INC | Whittier | CA | — | ◇ UNVERIFIED |
| RPRite-hite Products Corporation | Memphis | TN | — | ◇ UNVERIFIED |
| RPRiva Precision Manufacturing | Brooklyn | NY | — | ◇ UNVERIFIED |
| RCRiver City Rollform INC | Norton Shores | MI | — | ◇ UNVERIFIED |
| RSRiverfalls Shop | River Falls | AL | — | ◇ UNVERIFIED |
| RBRiverside Blueprint R B Graph | Riverside | CA | — | ◇ UNVERIFIED |
| RSRiver Steel INC | La Crosse | WI | — | ◇ UNVERIFIED |
| RVRiver Valley Coatings INC | Aurora | IL | — | ◇ UNVERIFIED |
| RCRjr Circuits INC | Denver | CO | — | ◇ UNVERIFIED |
| RLRklep LLC Dba Ultra Clean Midwest | Saint Joseph | MO | — | ◇ UNVERIFIED |
| RKR K Metals LLC | Tupelo | MS | — | ◇ UNVERIFIED |
| RKRm Kerner CO | Erie | PA | — | ◇ UNVERIFIED |
| RARmt Acquisitions LLC | Plymouth | MI | — | ◇ UNVERIFIED |
| RWRoanoke Welding CO | Roanoke | VA | — | ◇ UNVERIFIED |
| RCRobbins CO the | Attleboro | MA | — | ◇ UNVERIFIED |
| RFRobertson Fabrication, INC | Greenwood | MS | — | ◇ UNVERIFIED |
| RSRoberts & Son-roseville | Roseville | MI | — | ◇ UNVERIFIED |
| RERobin Enterprises CO | Westerville | OH | — | ◇ UNVERIFIED |
| RORochester Overnight Plating | Rochester | NY | — | ◇ UNVERIFIED |
| RARock and Coal Construction | Slab Fork | WV | — | ◇ UNVERIFIED |
| RPRockford Products | Loves Park | IL | — | ◇ UNVERIFIED |
| RPRockford Products CORP | Rockford | IL | — | ◇ UNVERIFIED |
| RIRocktred Ii LLC | Waukegan | IL | — | ◇ UNVERIFIED |
| RQRockydale Quarries - Portable Crushing Plant | Charlottesville | VA | — | ◇ UNVERIFIED |
| RMRocky Mountain Machine Shop Incorporated | Salt Lake City | UT | — | ◇ UNVERIFIED |
| RMRocky Mountain Metal Finishers | Colorado Springs | CO | — | ◇ UNVERIFIED |
| RMRocky Mountain Orthodontics | Denver | CO | — | ◇ UNVERIFIED |
| RARoderick Arms & Tool CORP | Monett | MO | — | ◇ UNVERIFIED |
| RMRodgers & Mcdonald Graphics | Carson | CA | — | ◇ UNVERIFIED |
| RCRogue Community College - Table Rock Campus | White City | OR | — | ◇ UNVERIFIED |
| RVRogue Valley Circuit Site | Medford | OR | — | ◇ UNVERIFIED |
| RHRohm & Haas Powder Coatings | Wytheville | VA | — | ◇ UNVERIFIED |
| RCRohrer CORP | Huntley | IL | — | ◇ UNVERIFIED |
| RARolled Alloys | Tulsa | OK | — | ◇ UNVERIFIED |
| RBRoller Bearing CO of America | Hartsville | SC | — | ◇ UNVERIFIED |
| RCRol-lift Corporation | Little Rock | AR | — | ◇ UNVERIFIED |
| RCRolligon Corporation | Stafford | TX | — | ◇ UNVERIFIED |
| RMRomatic Manufacturing Company | Sanford | NC | — | ◇ UNVERIFIED |
| RMRomatic Manufacturing Company | Southbury | CT | — | ◇ UNVERIFIED |
| RMRosedale Marketing Dba Port-a Stall | Erie | CO | — | ◇ UNVERIFIED |
| RPRoselle Precision Products INC | Berkeley Heights | NJ | — | ◇ UNVERIFIED |
| RTRose Talbert Paint Company | Cayce | SC | — | ◇ UNVERIFIED |
| RDRotadyne Decorative Technologies Group | Holyoke | MA | — | ◇ UNVERIFIED |
| RARotary Airlock LLC | Rock Falls | IL | — | ◇ UNVERIFIED |
| RDRoto Die CO INC | Philadelphia | PA | — | ◇ UNVERIFIED |
| RCRoto-die Company, INC. | Alpharetta | GA | — | ◇ UNVERIFIED |
| RMRoura Material Handling INC | Holly Springs | MS | — | ◇ UNVERIFIED |
| RPRowes Print Shop | Carlisle | PA | — | ◇ UNVERIFIED |
| RCRoyal Crest Printing | Fort Myers | FL | — | ◇ UNVERIFIED |
| RPRoyal Plating | Tucson | AZ | — | ◇ UNVERIFIED |
| RPRoyal Plating & Polishing INC | Pittsfield | MA | — | ◇ UNVERIFIED |
| RSRoyal Sheet Metal INC | Holland | MI | — | ◇ UNVERIFIED |
| RTRoyal Tees | Sarasota | FL | — | ◇ UNVERIFIED |
 Roy E Hanson Jr Mfg CO | Los Angeles | CA | — | ◇ UNVERIFIED |
| RGRoyercomm Graphic Expressions | Pennsauken | NJ | — | ◇ UNVERIFIED |
| RMRoy Metal Finishing Company Incorporated | Conestee | SC | — | ◇ UNVERIFIED |
| RPRozycki/pioneer Precision Products | Berlin | CT | — | ◇ UNVERIFIED |
| RERpm Electronics - Pcb Mfg Facility | Fort Collins | CO | — | ◇ UNVERIFIED |
| RIRpm Industrial Coatings Group, INC. Dba Finishworks | Mocksville | NC | — | ◇ UNVERIFIED |
| RIRpm Industrial Coatings Group, Inc., Dba Finishworks | Shipshewana | IN | — | ◇ UNVERIFIED |
