| Knight Transportation Refrigerated OH | Transportation & Warehousing | 0 | — | A |
| Knight Transportation Refrigerated TX | Transportation & Warehousing | 0 | — | A |
| Knight Wall Systems, Inc. WA | Manufacturing | 0 | — | A |
| Knight's Companies, Inc. SC | Other Services | 0 | — | C |
| Knight's Precast Inc. GA | Manufacturing | 0 | — | F |
| Knight's Precast Inc. SC | Manufacturing | 0 | — | F |
| Knight's Pumping and Portable Services CA | Administrative & Waste Services | 0 | — | F |
| Knight's Redi-Mix, Inc. SC | Manufacturing | 0 | — | F |
| Knight-Fowler-Millsap LLC. TX | Professional & Technical Services | 1 | $85,000 | — |
| Knightdale Ventures, LLC NC | Accommodation & Food Services | 0 | — | A |
| Knighted Ventures, LLC CA | Arts & Entertainment | 0 | — | B |
| Knighto, LLC VA | Construction | 0 | — | A |
| Knights Companies, Inc. SC | Management of Companies | 0 | — | F |
| Knights Company IL | Transportation & Warehousing | 0 | — | A |
| Knights Grapevine Nursery CA | Agriculture & Forestry | 0 | — | F |
| Knights Mechanical LLC KY | Construction | 0 | — | C |
| Knights Site Services Inc. CA | Administrative & Waste Services | 0 | — | F |
| Knights' Electric, Inc. CA | Construction | 0 | — | A |
| Knightsbridge Plastics, Inc. CA | Manufacturing | 0 | — | C |
| KNIGHTSCOPE, INC CA | Professional & Technical Services | 1 | $190,301 | — |
| KNIGHTSPLASH COMPANY LLC MD | Wholesale Trade | 2 | $63,717 | — |
| Knightstaff, Inc. NC | Management of Companies | 0 | — | A |
| Knightvest Management TX | Real Estate | 0 | — | F |
| Knik Construction Inc AK | Construction | 0 | — | F |
| KNIPEX Tools L.P. IL | Manufacturing | 0 | — | F |
| KNIT GENERATION GROUP INC CA | Manufacturing | 0 | — | D |
| Knit, Inc. TX | Professional & Technical Services | 1 | $210,000 | — |
| Knit-Rite LLC KS | Manufacturing | 0 | — | F |
| Knit-Rite LLC NC | Manufacturing | 0 | — | C |
| KNITTECH INC TX | Professional & Technical Services | 1 | $60,000 | — |
| Knitwell Group IN | Transportation & Warehousing | 0 | — | B |
| Knitwell Group OH | Transportation & Warehousing | 0 | — | A |
| KNK Concrete Express TX | Construction | 0 | — | A |
| KnL Collins Enterprises, LLC PA | Retail Trade | 0 | — | F |
| KNL Holdings, LLC AR | Manufacturing | 0 | — | F |
| KNM Industries dba Lexco Cable IL | Wholesale Trade | 0 | — | A |
| Kno Ho Co Ashland Community Action Commission OH | Other Services | 0 | — | A |
| Knob Hill Towing CO | Transportation & Warehousing | 0 | — | F |
| Knobbe, Martens, Olson & Bear, LLP CA | Professional & Technical Services | 1 | $215,000 | — |
| Knochel Bros Inc AZ | Construction | 0 | — | F |
| Knock Knock Orange LLC NE | Transportation & Warehousing | 0 | — | F |
| KNOCK LOGISTICS, LLC. CA | Transportation & Warehousing | 0 | — | B |
| Knoebel Construction, Inc. MO | Construction | 0 | — | A |
| Knoetic Inc. NY | Professional & Technical Services | 3 | $178,333 | — |
| Knoll MI | Manufacturing | 0 | — | F |
| Knoll, Inc. PA | Manufacturing | 1 | $146,078 | C |
| Knollmeyer Building Corp. MA | Construction | 0 | — | A |
| Knollwood Florists, Inc. OH | Retail Trade | 0 | — | D |
| Knot Yet Cabinet Works SC | Manufacturing | 0 | — | A |
| Knotel, Inc. (2 locations) NY | — | 0 | — | — |
