| 4consulting, INC TX | Professional & Technical Services | 5 | $89,340 | - |
| 4D Systems, LLC MI | Professional & Technical Services | 2 | $83,980 | - |
| 4EA Building Science LLC WA | Professional & Technical Services | 1 | $156,000 | - |
| 4Earth Farms, LLC. CA | - | 0 | - | - |
| 4Earth Inc GA | Professional & Technical Services | 1 | $110,000 | - |
| 4flow, Inc. MI | Professional & Technical Services | 2 | $127,500 | - |
| 4Front Engineer Solutions WI | Manufacturing | 0 | - | F |
| 4front Engineered Solutions TX | Manufacturing | 0 | - | F |
| 4Front Engineered Solutions WI | Transportation & Warehousing | 0 | - | B |
| 4G Plumbing & Heating, Inc. MT | Construction | 0 | - | F |
| 4id Solutions USA INC. TX | Manufacturing | 1 | $110,000 | - |
| 4Ks Investments LLC CA | Transportation & Warehousing | 0 | - | F |
| 4LEAF, Inc CA | - | 0 | - | - |
| 4M Building Solutions FL | Administrative & Waste Services | 0 | - | C |
| 4M Building Solutions MO | Administrative & Waste Services | 0 | - | A |
| 4M Building Solutions TX | Administrative & Waste Services | 0 | - | F |
| 4M Capital, Ltd. TX | Professional & Technical Services | 1 | $130,151 | - |
| 4Over, Inc. CA | - | 0 | - | - |
| 4Sphere Software Solutions LLC NC | Professional & Technical Services | 1 | $99,965 | - |
| 4th Street Saloon MN | - | 0 | - | - |
| 4Wall AI Inc. NY | Information & Media | 1 | $95,493 | - |
| 4Web, Inc. TX | Wholesale Trade | 1 | $101,300 | - |
| 4x Engineering Inc CA | Professional & Technical Services | 1 | $84,000 | - |
| 4X Industrial LLC CO | Construction | 1 | $94,432 | - |
| 5 Minute Pharmacy LLC HI | - | 0 | - | - |
| 5 Star Building Products, LLC UT | Construction | 0 | - | F |
| 5 Star Industries, LLC CO | Construction | 0 | - | F |
| 5 Stars Sports Inc. IL | Accommodation & Food Services | 2 | $52,820 | - |
| 5-Star Delivery OH | Transportation & Warehousing | 0 | - | F |
| 5.11 Tactical CA | Wholesale Trade | 0 | - | D |
| 50 Restaurant Group LLC d/b/a WD-50 NY | - | 0 | - | - |
| 502 W Grand Ave CA | - | 0 | - | - |
| 503 Sutter Avenue, LLC NY | - | 0 | - | - |
| 505 Go INC. CA | Information & Media | 1 | $92,898 | - |
| 505 Logistics NM | Transportation & Warehousing | 0 | - | F |
| 505 Southwestern NM | - | 0 | - | - |
| 5061 Logistics TX | Transportation & Warehousing | 0 | - | F |
| 507 (Pub)lic House MN | - | 0 | - | - |
| 513 Hotel Operating CO | - | 0 | - | - |
| 51st ST. & 8th Ave Corp DBA Loews Coronado Bay Resort CA | - | 0 | - | - |
| 51st Street & 8th Avenue Corp - Loews Coronado Bay Resort CA | - | 0 | - | - |
| 5271 Main Street Operating Company, LLC NY | Healthcare & Social Assistance | 0 | - | F |
| 5280 Solutions OK | Transportation & Warehousing | 0 | - | F |
| 530 Hospitality, LLC dba The Skylark NY | - | 0 | - | - |
| 535 5th LLC CA | - | 0 | - | - |
| 5399 Prospect Rd. LLC, DBA Super Duper CA | - | 0 | - | - |
| 545 West 30th Street F & B Management, LLC dba Cedric's at the Shed NY | - | 0 | - | - |
| 54D Online, LLC FL | Arts & Entertainment | 2 | $108,000 | - |
| 55 Washington Street LLC NY | Construction | 1 | $250,000 | - |
| 55th Street Hospitality Holdings, LLC dba The Ricky Fishbowl and PHD Terrace NY | - | 0 | - | - |