| A. Zahner Co TX | Manufacturing | 0 | — | A |
| A. Zahner Company MO | Manufacturing | 1 | $75,000 | D |
| A.A. PAINT & CUSTOM FINISHES, INC. CA | Construction | 0 | — | A |
| A.A.T. Restoration Group, Inc. FL | Construction | 0 | — | A |
| A.B. Electrical Wires, Inc. MI | Manufacturing | 0 | — | A |
| A.B. Excavating Inc. NH | Construction | 0 | — | F |
| A.B. May Company MO | Construction | 0 | — | F |
| A.B. Munroe Dairy, Inc. RI | Manufacturing | 0 | — | F |
| A.B.C. Carpet Co., Inc./A.B.C. Oriental Carpets, Inc NY | — | 0 | — | — |
| A.C. Enterprises CA | Construction | 0 | — | F |
| A.C. Klopf, Inc. MI | Construction | 0 | — | A |
| A.C. Legg, Inc. AL | Manufacturing | 0 | — | D |
| A.C. Miller Concrete Products, Inc. PA | Manufacturing | 0 | — | F |
| A.C. Moore (Bethpage) NY | — | 0 | — | — |
| A.C. Moore (Blasdell) NY | — | 0 | — | — |
| A.C. Moore (Nanuet) NY | — | 0 | — | — |
| A.C. Moore Arts & Crafts MD | — | 0 | — | — |
| A.C. SCOTT ELECTRIC CO. INC. NJ | Construction | 0 | — | F |
| A.C. Vroman, Inc. dba Vroman's Bookstore and Book Soup CA | — | 0 | — | — |
| A.C.E. Building Service WI | Construction | 0 | — | F |
| A.C.T. Cooling Towers, Inc. TX | Construction | 0 | — | A |
| A.D. BOWMAN & SON LUMBER CO., INC. NY | Manufacturing | 0 | — | F |
| A.D. Incorporated of Milwaukee WI | Transportation & Warehousing | 0 | — | D |
| A.D. Susman & Associates Inc TX | Administrative & Waste Services | 1 | $110,261 | — |
| a.d. winston Corp NY | Construction | 0 | — | F |
| a.d. winston Service, Inc. NY | Construction | 0 | — | F |
| A.D.E. Systems Inc. NY | Wholesale Trade | 1 | $81,432 | — |
| A.E. Phillips and Son, Inc. MD | Manufacturing | 0 | — | A |
| A.E. Steel Erectors Inc. OH | Construction | 0 | — | A |
| A.F. Evans Company CA | — | 0 | — | — |
| A.F. Smith Electric, Inc. MI | Construction | 0 | — | C |
| A.F.L. Quality, Inc. NJ | — | 0 | — | — |
| A.G. & G. Inc./ Vieste Rosa RI | Manufacturing | 0 | — | A |
| A.G. Davi Ltd. CA | Real Estate | 0 | — | A |
| A.G. Rhodes - Cobb Inc. GA | Healthcare & Social Assistance | 0 | — | F |
| A.G. Rhodes Home - Cobb, Inc. GA | Healthcare & Social Assistance | 1 | $79,186 | — |
| A.G. Rhodes-Atlanta, Inc. GA | Healthcare & Social Assistance | 0 | — | F |
| A.G. Simpson (USA), Inc. MI | Manufacturing | 1 | $116,000 | C |
| A.G. Van Metre Services VA | Construction | 0 | — | F |
| A.G.E Construction LLC. TX | Construction | 0 | — | A |
| A.G.I.A. Inc. CA | Finance & Insurance | 0 | — | A |
| A.G.O'Brien Plumbing and Heating Company MN | Construction | 0 | — | C |
| A.H. Beck Foundation CO., Inc. TX | Construction | 0 | — | A |
| A.H. Management Group Inc. IL | Retail Trade | 0 | — | B |
| A.H. Stock Mfg. WI | Manufacturing | 0 | — | F |
| A.H. Sturgill Roofing, Inc. OH | Construction | 0 | — | F |
| A.I. Foods Corporation CA | Wholesale Trade | 0 | — | C |
| A.I. Friedman, L.P. NY | — | 0 | — | — |
| a.i. solutions Inc. AL | — | 0 | — | — |
| a.i. solutions, Inc. MD | — | 0 | — | — |