| Don G Wellons Properties Inc NC | Construction | 0 | — | A |
| Don Hattan Chevrolet KS | Retail Trade | 0 | — | C |
| Don Hattan Derby KS | Retail Trade | 0 | — | B |
| Don Hattan Ford KS | Retail Trade | 0 | — | F |
| Don Hattan Management KS | Retail Trade | 0 | — | A |
| Don Hattan West KS | Retail Trade | 0 | — | A |
| DON HEWLETT CHEVROLET BUICK TX | Retail Trade | 0 | — | A |
| DON HINDS FORD IN | Retail Trade | 0 | — | A |
| Don Hummer Trucking IA | Transportation & Warehousing | 0 | — | C |
| Don Julio MN | — | 0 | — | — |
| Don K Chevrolet MT | Retail Trade | 0 | — | A |
| Don Kennedy Roofing Co. TN | Construction | 0 | — | B |
| Don King's Concrete, Inc. FL | Construction | 0 | — | A |
| Don Kings Concrete Inc FL | Construction | 0 | — | F |
| Don Largent Roofing, Inc VA | Construction | 0 | — | A |
| Don Lee Distributors Inc. MI | Wholesale Trade | 0 | — | F |
| Don Luchetti Construction, Inc. FL | Construction | 0 | — | F |
| DON MASHBURN INC LA | Manufacturing | 0 | — | A |
| Don Miguel Foods TX | Manufacturing | 0 | — | C |
| Don Moorhead Construction, Inc. SC | Construction | 0 | — | A |
| Don Morin, Inc. WA | Construction | 0 | — | F |
| Don Olmsted Trucking, LLC d/b/a Maple View Trucking WI | Transportation & Warehousing | 0 | — | B |
| Don Oppliger Companies TX | Agriculture & Forestry | 0 | — | F |
| Don Owen Tire Service, Inc IL | Retail Trade | 0 | — | C |
| Don Pablos MN | — | 0 | — | — |
| Don Pacos Co VA | Manufacturing | 0 | — | A |
| Don Papi Chulo MN | — | 0 | — | — |
| Don Park USA GA | Manufacturing | 0 | — | A |
| Don Pedro Pump Inc CA | Construction | 0 | — | F |
| DON QUIJOTE (USA) CO LTD HI | Retail Trade | 0 | — | D |
| Don R. Fruchey, Inc. IN | Construction | 0 | — | F |
| DON RASMUSSEN CO OR | Retail Trade | 0 | — | A |
| Don Sanderson Ford Inc AZ | Retail Trade | 0 | — | D |
| Don Schimmels Electric, Inc. OK | Construction | 0 | — | A |
| Don Schmidt Contracting & Roofing, Inc. FL | Construction | 0 | — | A |
| Don Schnieders Excavating Company Inc. ETAL MO | Construction | 0 | — | F |
| Don Sebastiani & Sons CA | Wholesale Trade | 0 | — | C |
| DON Services PA | Healthcare & Social Assistance | 0 | — | C |
| Don Simmons II Inc PA | Retail Trade | 0 | — | A |
| Don Simmons II, Inc. NY | Retail Trade | 0 | — | A |
| Don Small and Sons Oil Dist. Co. WA | Wholesale Trade | 0 | — | C |
| Don Tankersley & Co OR | Construction | 0 | — | F |
| Don Tankersley Construction LLC OR | Construction | 0 | — | A |
| Don Thomas Buses, Inc. NY | — | 0 | — | — |
| Don Wartko Construction, Inc. OH | Construction | 0 | — | A |
| Don Wood Inc FL | Manufacturing | 1 | $75,000 | — |
| Don Wood Plumbing Company, Inc. TN | Construction | 0 | — | F |
| Don Young Company, Inc. TX | Manufacturing | 0 | — | F |
| Don's Appliances PA | Retail Trade | 0 | — | A |
| Don's Cold Storage and Transportation AR | Transportation & Warehousing | 0 | — | A |
