| R.M. Sullivan Transportation Inc. MA | Transportation & Warehousing | 0 | — | B |
| R.M. Tuit Paving & Trucking Contractor, LLC NJ | Construction | 0 | — | F |
| R.M. Wright Construction Co. TX | Construction | 0 | — | F |
| R.M. Young Company MI | Manufacturing | 0 | — | A |
| R.M.Johnson Co MN | Manufacturing | 0 | — | F |
| R.M.Stoudt, Inc. ND | Retail Trade | 0 | — | A |
| R.M.T. Contracting, Inc. CA | Agriculture & Forestry | 0 | — | A |
| R.MONTANEZ FARMS, LLC CA | Agriculture & Forestry | 0 | — | F |
| R.N.C. Industries, Inc. GA | Manufacturing | 0 | — | F |
| R.O.W. Maintenance, LLC FL | Administrative & Waste Services | 0 | — | A |
| R.O.W.C., L.L.C. LA | Construction | 0 | — | A |
| R.P. Acquisition Corporation IL | Retail Trade | 0 | — | B |
| R.P. Constructors, Inc. TX | Construction | 0 | — | D |
| R.P. Marzilli MA | Administrative & Waste Services | 0 | — | D |
| R.P. Masiello, Inc. MA | Construction | 0 | — | A |
| R.R. Brink Locking Systems, Inc IL | Manufacturing | 0 | — | C |
| R.R. Donnelley & Sons IN | — | 0 | — | — |
| R.R. Donnelley & Sons Company IL | Manufacturing | 6 | $134,458 | — |
| R.R. LeDuc Corporation MA | Manufacturing | 0 | — | A |
| R.R. Taylor Construction Service (dba Taylor Construction Services) MO | Construction | 0 | — | F |
| R.S. Audley, Inc. NH | Construction | 0 | — | F |
| R.S. Fawcett Inc. NH | Wholesale Trade | 0 | — | A |
| R.S. Harritan & Co., Inc. VA | Construction | 0 | — | C |
| R.S. Hughes CA | Wholesale Trade | 0 | — | A |
| R.S.A. Corp CT | Manufacturing | 0 | — | A |
| R.T. Moore Co., Inc. IN | Construction | 1 | $102,500 | F |
| R.T. Vanderbilt Holding Company, Inc CT | Manufacturing | 0 | — | F |
| R.T.G Furniture Corp. MS | Manufacturing | 0 | — | F |
| R.W. Collins Co IL | Administrative & Waste Services | 0 | — | C |
| R.W. Fernstrum & Company MI | Manufacturing | 0 | — | F |
| R.W. Harris FL | Construction | 0 | — | A |
| R.W. LaPine, Inc. MI | Construction | 0 | — | F |
| R.W. Martin & Sons Inc. OH | Manufacturing | 0 | — | F |
| R.W. Mercer Co. MI | Construction | 0 | — | A |
| R.W. RADDATZ, INC. FL | Manufacturing | 0 | — | F |
| R.W. Sauder Inc PA | Agriculture & Forestry | 0 | — | F |
| R.W. Shattuck, Inc. CA | Construction | 0 | — | F |
| R.W. Strunk Excavating, Inc AZ | Construction | 0 | — | A |
| R.W.S. & P. INC. CA | Construction | 0 | — | F |
| R.W.S. Construction, Inc. NC | Construction | 0 | — | A |
| R.Wendell Presgrave Inc dba My Plumber Plus VA | Construction | 0 | — | F |
| R/C Machining Co., Inc. MN | Manufacturing | 0 | — | A |
| R/GA Media Group, Inc. NY | Professional & Technical Services | 3 | $198,667 | — |
| R/J Group, Inc. FL | Construction | 0 | — | F |
| R/k Belting Specialties, Inc. d/b/a F.N. Sheppard and Company KY | Manufacturing | 0 | — | C |
| R/k Belting Specialties, Inc. d/b/a F.N. Sheppard and Company WI | Manufacturing | 0 | — | F |
| R/k Belting Specialties, Inc. dba F.N. Sheppard and Company NC | Manufacturing | 0 | — | A |
| R0chester Athletic Club MN | Arts & Entertainment | 0 | — | A |
| R1 OK | — | 0 | — | — |
| R1 Motors Inc OH | Retail Trade | 0 | — | A |