| R.B. Pallet Service, Inc. WI | Manufacturing | 0 | — | C |
| R.B. Robinson Contracting Inc NY | Construction | 0 | — | F |
| R.B. Satkowiak's City Sewer Cleaners MI | Utilities | 0 | — | A |
| R.B. Spencer, Inc. CA | Construction | 0 | — | F |
| R.B. Stout, Inc. OH | Administrative & Waste Services | 0 | — | C |
| R.B.T. Inc MO | Transportation & Warehousing | 0 | — | B |
| R.B.White Inc. IL | Manufacturing | 0 | — | F |
| R.Bros Painting,Inc CA | Construction | 0 | — | C |
| R.C. Bowman Inc. PA | Construction | 0 | — | D |
| R.C. Fabricators, Inc DE | Construction | 0 | — | F |
| R.C. Moore Transportation FL | Transportation & Warehousing | 0 | — | A |
| R.C. Moore Transportation ME | Transportation & Warehousing | 0 | — | F |
| R.C. Moore Transportation NC | Transportation & Warehousing | 0 | — | A |
| R.C. Moore Transportation PA | Transportation & Warehousing | 0 | — | B |
| R.C. Moore Transportation SC | Transportation & Warehousing | 0 | — | F |
| R.C. Owen Company TN | Manufacturing | 0 | — | A |
| R.C. Packing, LLC CA | — | 0 | — | — |
| R.C. Page Construction, LLC TX | Construction | 0 | — | F |
| R.C. STEVENS FL | Construction | 0 | — | A |
| R.C. Worst & Company, Inc. ID | Construction | 0 | — | A |
| R.Conway Electric Inc. dba Favulli Electric MA | Construction | 0 | — | F |
| R.D. Banks Chevrolet, Inc. OH | Retail Trade | 0 | — | A |
| R.D. Graham Electric Inc. NC | Construction | 0 | — | F |
| R.D. McMillen Enterprises, Inc. IL | Wholesale Trade | 0 | — | A |
| R.D. Offutt Farms MN | Agriculture & Forestry | 0 | — | F |
| R.D. Offutt Farms WI | Agriculture & Forestry | 0 | — | A |
| R.E. BECKNER CONSTRUCTION, INC FL | Construction | 0 | — | F |
| R.E. Calloway Transportation Inc. DE | Transportation & Warehousing | 0 | — | A |
| R.E. DYE MANUFACTURING CORP TX | Manufacturing | 0 | — | A |
| R.E. Garrison Trucking, Inc. AL | Transportation & Warehousing | 0 | — | F |
| R.E. Golden Produce Co, Inc WI | Wholesale Trade | 0 | — | F |
| R.E. Griesemer, Inc. IN | Construction | 0 | — | D |
| R.E. Leggette Company MI | Construction | 0 | — | F |
| R.E. Lowell Lumber ME | Manufacturing | 0 | — | F |
| R.E. Maher, Inc. CA | Construction | 0 | — | F |
| R.E. Middleton Construction OH | Construction | 0 | — | F |
| R.E. Monks Construction CO | Construction | 0 | — | D |
| R.E. Newcomb Electric, Inc. MD | Construction | 0 | — | A |
| R.E. Pierson Materials Corp NJ | Manufacturing | 0 | — | F |
| R.E. Sides Landscaping, Inc. WA | Manufacturing | 0 | — | A |
| R.E. Staite Engineering, Inc. CA | Construction | 0 | — | A |
| R.E. Sweeney Company, Inc. TX | Manufacturing | 0 | — | F |
| R.E. West Transportation TN | Transportation & Warehousing | 0 | — | D |
| R.E.C. Industries, Inc. TX | Construction | 0 | — | C |
| R.E.D. CONSTRUCTION, INC., dba 3V COMPANY TX | Manufacturing | 0 | — | F |
| R.F. Berkheimer & Sons, inc PA | Wholesale Trade | 0 | — | B |
| R.F. Chamberland, Inc. ME | Transportation & Warehousing | 0 | — | A |
| R.F. Knox Company Incorporated GA | Manufacturing | 0 | — | F |
| R.F. Lusa and Son's Sheetmetal inc. FL | Construction | 0 | — | A |
| R.F. Warder, Inc. MD | Construction | 0 | — | F |