| 360X logistics LLC WI | Transportation & Warehousing | 0 | - | F |
| 365 Delivery Inc. CA | - | 0 | - | - |
| 365 Hospitality Associates, LLC WA | - | 0 | - | - |
| 365 Hospitality Associates, LLC dba Hyatt Place San Francisco Downtown CA | - | 0 | - | - |
| 365 Retail Markets, LLC MI | Professional & Technical Services | 3 | $136,332 | - |
| 37 N Chemung Street Operating Company, LLC NY | Healthcare & Social Assistance | 0 | - | F |
| 3720 Croydon, LLC FL | - | 0 | - | - |
| 375 Amsterdam Avenue, LLC dba Daily Provisions NY | - | 0 | - | - |
| 376 5th LLC (Lumi/Huntress) CA | - | 0 | - | - |
| 377 Greenwich Operating, LLC dba The Greenwich Hotel NY | - | 0 | - | - |
| 37th Street Bakery IL | Manufacturing | 0 | - | A |
| 38 MacDougal LLC dba Shuka NY | - | 0 | - | - |
| 38 W. 36th Street LLC NY | - | 0 | - | - |
| 38 West 26th Street Restaurant Corp. dba Flatiron Hall NY | - | 0 | - | - |
| 380 East Ventures LLC NY | Accommodation & Food Services | 2 | $60,174 | - |
| 382169890 MI | Manufacturing | 0 | - | F |
| 3890 Management LLC MO | Healthcare & Social Assistance | 1 | $50,280 | - |
| 38DN Management LLC CA | - | 3 | $109,554 | - |
| 39 AI, Inc. CA | - | 1 | $195,894 | - |
| 39 Steps Delivery Services, LLC NY | Transportation & Warehousing | 0 | - | F |
| 3a Soft INC NJ | Professional & Technical Services | 2 | $99,549 | - |
| 3amigosit LLC OH | Professional & Technical Services | 12 | $90,000 | - |
| 3B Medical, Inc. FL | Manufacturing | 1 | $86,549 | - |
| 3B Staffing LLC NJ | Professional & Technical Services | 11 | $91,291 | - |
| 3bfab, LLC FL | Manufacturing | 1 | $75,000 | - |
| 3c LLC IN | Manufacturing | 0 | - | F |
| 3CLogic, Inc. MD | Professional & Technical Services | 1 | $210,000 | - |
| 3cloud, LLC IL | - | 1 | $130,400 | - |
| 3core Systems, INC. TX | Professional & Technical Services | 9 | $110,947 | - |
| 3D Array Technology LLC CT | Professional & Technical Services | 1 | $114,400 | - |
| 3D Corporation IN | Healthcare & Social Assistance | 0 | - | F |
| 3D Glass Solutions, Inc. NM | Wholesale Trade | 1 | $200,000 | - |
| 3D Instruments, LP CA | - | 0 | - | - |
| 3D Systems CO | Manufacturing | 0 | - | B |
| 3D Systems TN | - | 0 | - | - |
| 3D Systems, Inc. SC | Manufacturing | 8 | $156,155 | B |
| 3d Technologies LLC NE | Professional & Technical Services | 7 | $66,916 | - |
| 3d Technologies LLC OK | Professional & Technical Services | 1 | $59,488 | - |
| 3d Technologies LLC TX | Professional & Technical Services | 18 | $79,518 | - |
| 3DEO, Inc. CA | - | 1 | $163,000 | - |
| 3di, INC. CA | - | 2 | $132,756 | - |
| 3E Company Env. Ecol. & Eng. CA | - | 1 | $143,500 | - |
| 3e Consulting, INC. FL | - | 1 | $138,320 | - |
| 3E Logistics NJ, Inc NJ | Transportation & Warehousing | 0 | - | C |
| 3E Management LLC TX | Administrative & Waste Services | 1 | $75,000 | - |
| 3edgeusa Group LLC NJ | Professional & Technical Services | 3 | $124,592 | - |
| 3Frames Software Services Corp CA | Professional & Technical Services | 3 | $142,850 | - |
| 3i Corporation NY | - | 1 | $500,000 | - |
| 3i INFOTECH, INC. NJ | Professional & Technical Services | 86 | $96,193 | - |
| 3ic Research LLC MA | Professional & Technical Services | 1 | $108,000 | - |