| Dunkerton Cooperative Elevator IA | Wholesale Trade | 0 | — | A |
| Dunkin Donuts MN | — | 0 | — | — |
| Dunkin Donuts/Baskin Robbins (Pappas) TX | — | 0 | — | — |
| Dunkirk Operating System NY | Healthcare & Social Assistance | 0 | — | F |
| Dunkirk Rehabilitation and Nursing NY | Healthcare & Social Assistance | 0 | — | F |
| Dunkrik Metal Products of WNY, NY | Manufacturing | 0 | — | F |
| DUNLAP & KYLE CO INC AL | Wholesale Trade | 0 | — | F |
| DUNLAP & KYLE CO INC AR | Wholesale Trade | 0 | — | A |
| DUNLAP & KYLE CO INC LA | Wholesale Trade | 0 | — | C |
| DUNLAP & KYLE CO INC MS | Wholesale Trade | 0 | — | C |
| DUNLAP & KYLE CO INC OH | Wholesale Trade | 0 | — | C |
| DUNLAP & KYLE CO INC OK | Wholesale Trade | 0 | — | F |
| DUNLAP & KYLE CO INC TN | Retail Trade | 0 | — | B |
| DUNLAP & KYLE CO INC TX | Retail Trade | 0 | — | D |
| Dunlap Fire Protection District IL | Public Administration | 0 | — | A |
| DUNLAP INDUSTRIES INC TN | Wholesale Trade | 0 | — | C |
| Dunlop and Johnston, Inc. OH | Construction | 0 | — | A |
| Dunlop Manufacturing Inc. CA | Manufacturing | 0 | — | F |
| Dunmore Health Care Center PA | Healthcare & Social Assistance | 0 | — | F |
| Dunmore International Corporation NY | Manufacturing | 0 | — | F |
| Dunmore International Corporation PA | Manufacturing | 0 | — | F |
| Dunmore Plantation, LLC NC | Healthcare & Social Assistance | 0 | — | A |
| Dunmore Roofing & Supply Co. Inc. PA | Construction | 0 | — | A |
| DUNN & CO, INC MA | Manufacturing | 0 | — | D |
| Dunn Brothers Chaska MN | — | 0 | — | — |
| Dunn Brothers Coffee MN | Accommodation & Food Services | 0 | — | A |
| Dunn Brothers Coffee Franchising Inc MN | Accommodation & Food Services | 0 | — | A |
| Dunn Building Company, LLC AL | Construction | 0 | — | A |
| dunn chevrolet buick inc OH | Retail Trade | 0 | — | A |
| Dunn Company IL | Construction | 0 | — | C |
| Dunn Construction Company, Inc. AL | Construction | 0 | — | F |
| Dunn Edwards Corporation AZ | Manufacturing | 0 | — | F |
| Dunn Edwards Corporation CA | Retail Trade | 0 | — | A |
| Dunn Energy Cooperative WI | Utilities | 0 | — | A |
| DUNN HEAT EXCHANGERS TX | Manufacturing | 0 | — | F |
| Dunn Hospitality Group Manager IN | Accommodation & Food Services | 0 | — | A |
| Dunn Hospitality Group Manager KY | Accommodation & Food Services | 0 | — | A |
| Dunn Livery MN | Transportation & Warehousing | 0 | — | D |
| Dunn Lumber Co Inc. WA | Retail Trade | 0 | — | F |
| Dunn Pallet Company TX | Manufacturing | 0 | — | F |
| Dunn Paper MI | — | 0 | — | — |
| Dunn Paper WI | Manufacturing | 0 | — | F |
| Dunn Roadbuilders, LLC. MS | Construction | 0 | — | F |
| DUNN UTILITY PRODUCTS MS | Manufacturing | 0 | — | F |
| Dunn's Desert Landscape Services CA | Administrative & Waste Services | 0 | — | B |
| Dunn's Inc. CA | Wholesale Trade | 0 | — | A |
| Dunn-Edwards Corporation CORP - CORPORATE OFFICE CA | Retail Trade | 0 | — | A |
| Dunn-Edwards Corporation LABCOM - LA LAB - COMMERCE CA | Retail Trade | 0 | — | F |
| Dunn-Edwards Corporation OSRWAZ - REMOTE WORKER - AZ CA | Retail Trade | 0 | — | A |
| Dunn-Edwards Corporation OSRWCA - REMOTE WORKER - CA CA | Retail Trade | 0 | — | A |
