| 55th Street Restaurant, LLC FL | Accommodation & Food Services | 0 | — | F |
| 5601 FOODS LLC PA | Retail Trade | 0 | — | A |
| 5625288050 CO | Construction | 0 | — | A |
| 568 Amsterdam, LLC dba Sirenetta NY | — | 0 | — | — |
| 56th & Park F&B Management LLC dba The Restaurant NY | — | 0 | — | — |
| 5700 AHP INC Delaware Company TX | Real Estate | 0 | — | A |
| 577 NORTH AURORA FIRE PROTECTION DISTRICT - C080168 IL | Public Administration | 0 | — | F |
| 5775 Maelou Drive Operating Company, LLC NY | Healthcare & Social Assistance | 0 | — | F |
| 5775 Maelou Drive Operating Company, LLC DBA Elderwood at Hamburg NY | Healthcare & Social Assistance | 0 | — | F |
| 57th Restaurant Associates, LLC dba Rue57 Brasserie NY | — | 0 | — | — |
| 57th Street, LLC dba Kingside & The Roof NY | — | 0 | — | — |
| 57W TX | Wholesale Trade | 0 | — | F |
| 58 OH | Other Services | 0 | — | C |
| 58 Bakery, Inc MA | Accommodation & Food Services | 1 | $208,000 | — |
| 580 Orchard Park Road Operating Company, LLC NY | Healthcare & Social Assistance | 0 | — | D |
| 5812 Investment Group LLC MN | Real Estate | 0 | — | F |
| 5840 Holdings, LLC. GA | Management of Companies | 0 | — | A |
| 59 WEST HUBBARD, INC. Ramen-San, Dance Studio and Il Porcellino IL | — | 0 | — | — |
| 59-3223520 FL | Manufacturing | 0 | — | D |
| 5905 AHK, LLC dba Keyes Chevrolet CA | — | 0 | — | — |
| 590543535 FL | Construction | 0 | — | F |
| 5959 LLC CA | Accommodation & Food Services | 0 | — | F |
| 596 Network Corp. NY | Construction | 0 | — | A |
| 5AM Venture Management, LLC CA | Finance & Insurance | 1 | $350,000 | — |
| 5B USA LLC DE | Wholesale Trade | 1 | $130,000 | — |
| 5C Energy, Inc MA | Construction | 0 | — | A |
| 5D Water,LLC TX | Transportation & Warehousing | 0 | — | A |
| 5DLIGHT INC. CA | Wholesale Trade | 1 | $42,000 | — |
| 5G Acquisitions, LLC MO | Transportation & Warehousing | 0 | — | B |
| 5G Masonry MO | Construction | 0 | — | F |
| 5J Services LLC MS | Construction | 0 | — | A |
| 5KO LLC NV | Transportation & Warehousing | 0 | — | A |
| 5L3R Logistics LLC NC | Transportation & Warehousing | 0 | — | F |
| 5N PLUS Inc. UT | Manufacturing | 0 | — | A |
| 5N Plus Semiconductor UT | Manufacturing | 0 | — | A |
| 5s Pro Logistics NC | Transportation & Warehousing | 0 | — | A |
| 5th & Market Group LLC CA | — | 0 | — | — |
| 5th Axis Inc CA | Manufacturing | 0 | — | D |
| 5TH DIMENSION LOGISTIX NY | Transportation & Warehousing | 0 | — | A |
| 5X MEDIA LLC CA | Arts & Entertainment | 1 | $269,984 | — |
| 5x5 Technologies, Inc. FL | Professional & Technical Services | 1 | $110,000 | — |
| 600 GS Prop LP PA | Real Estate | 0 | — | F |
| 600 South Ocean Operating Corp Lombardi's On The Bay NY | Accommodation & Food Services | 0 | — | F |
| 6001 N Powerline Road FL | Manufacturing | 0 | — | A |
| 601 Old Country Road DBA Johns Farms NY | Retail Trade | 0 | — | A |
| 603 HEALTHCARE NH | Healthcare & Social Assistance | 0 | — | F |
| 603 Manufacturing NH | Manufacturing | 0 | — | A |
| 604 Ale House LLC HI | Accommodation & Food Services | 0 | — | F |
| 604 Clubhouse LLC HI | Accommodation & Food Services | 0 | — | F |
| 605 Cleaning Service Company II LP NY | — | 0 | — | — |