| Duck Creek Technologies LLC MA | Professional & Technical Services | 13 | $146,808 | - |
| Duckhorn Wine Company CA | Manufacturing | 1 | $243,214 | D |
| Duckhorn Wine Company DBA Calera Winery CA | - | 0 | - | - |
| Duckhorn Wine Company DBA Kosta Browne Winery CA | - | 0 | - | - |
| Duco Consultancy Inc. CA | Professional & Technical Services | 1 | $90,000 | - |
| Ducommun Aerostructures CA | Manufacturing | 0 | - | A |
| Ducommun Incorporated/Ducommun CA | - | 0 | - | - |
| Ducommun Technologies CA | - | 0 | - | - |
| Ducon Environmental Systems NY | Professional & Technical Services | 1 | $90,000 | - |
| Ducont Systems INC NJ | Professional & Technical Services | 3 | $98,441 | - |
| Ducts Unlimited Mechanical Systems INC. CO | Construction | 0 | - | F |
| Ducworks, Inc UT | Manufacturing | 0 | - | A |
| Duda Cable Construction Inc. PA | Construction | 0 | - | F |
| Duda Farm Fresh Foods, Inc. CA | Agriculture & Forestry | 0 | - | F |
| Duda Farm Fresh Foods, Inc. FL | Wholesale Trade | 0 | - | C |
| Dudek CA | Professional & Technical Services | 0 | - | F |
| Dudek & Bock Spring Mfg. Co. IL | Manufacturing | 0 | - | F |
| Dudley Laundry Company NE | Other Services | 0 | - | F |
| Duelytics LLC TX | Professional & Technical Services | 1 | $131,997 | - |
| Duetto Research, Inc. CA | Information & Media | 1 | $99,486 | - |
| Duff & Phelps Investment Management Co. IL | Professional & Technical Services | 1 | $220,500 | - |
| Duff's Friendship Villa NE | - | 0 | - | - |
| Duffield Marine Inc. CA | Manufacturing | 0 | - | F |
| Duffy Bros. Management Co., Inc. MA | Real Estate | 0 | - | F |
| Dufresne Spencer Group, LLC IL | Retail Trade | 0 | - | C |
| Dufresne Spencer Group, LLC IN | Retail Trade | 0 | - | C |
| Dufresne Spencer Group, LLC LA | Retail Trade | 0 | - | C |
| Dufresne Spencer Group, LLC MI | Retail Trade | 0 | - | D |
| Dufresne Spencer Group, LLC MO | Retail Trade | 0 | - | D |
| Dufresne Spencer Group, LLC NM | Retail Trade | 0 | - | C |
| Dufresne Spencer Group, LLC TN | Retail Trade | 0 | - | B |
| Dufresne Spencer Group, LLC TX | Retail Trade | 0 | - | C |
| Dufry by Avolta NJ | - | 0 | - | - |
| Dugan Production Corp NM | Mining & Extraction | 0 | - | F |
| Dugger's Cafe NE | - | 0 | - | - |
| Duininck, Inc. MN | Construction | 0 | - | D |
| Duit Construction Co., Inc. OK | Construction | 0 | - | F |
| Duit Holdings, Inc. OK | Construction | 0 | - | F |
| Dukane IAS, LLC IL | Manufacturing | 0 | - | F |
| Dukane Precast, Inc. IL | Manufacturing | 0 | - | F |
| Duke Energy FL | Utilities | 0 | - | A |
| Duke Energy IN | Utilities | 0 | - | A |
| Duke Energy NC | Utilities | 0 | - | A |
| Duke Energy OH | Utilities | 0 | - | B |
| Duke Energy SC | Utilities | 0 | - | A |
| Duke Energy Business Services, LLC NC | Utilities | 2 | $114,098 | - |
| Duke Energy Generation Services, INC VA | - | 0 | - | - |
| Duke Energy/Progress Energy FL | - | 0 | - | - |
| Duke Lifepoint NC | Healthcare & Social Assistance | 0 | - | F |
| Duke Manufacturing Company MO | Manufacturing | 0 | - | F |
