| SKJ Facilities Management, Inc NY | Administrative & Waste Services | 0 | — | F |
| SKLD Beltline MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Bloomfield Hills / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Ionia / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Leonard / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Livonia / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Muskegon / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Plymouth/ Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD West Bloomfield / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | A |
| SKLD Whitehall // Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Wyoming - Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | F |
| SKLD Zeeland / Illuminate-HC MI | Healthcare & Social Assistance | 0 | — | D |
| SKMP Enterprises of Connecticut, d.b.a. Access Ambulance Service CT | Healthcare & Social Assistance | 0 | — | F |
| Sko-Die, Inc. IL | Manufacturing | 0 | — | F |
| Skoda Contracting Company NJ | Construction | 0 | — | D |
| SkoFlo Industries, Inc. WA | Manufacturing | 0 | — | A |
| SKOKIE HOSPITAL - 1850008 IL | Healthcare & Social Assistance | 0 | — | F |
| Skokie Park District IL | Public Administration | 0 | — | C |
| SKOLIX LLC TX | Professional & Technical Services | 1 | $77,900 | — |
| Skolnik Benefit Solutions, LLC FL | Finance & Insurance | 0 | — | A |
| Skolnik Industries, Inc IL | Manufacturing | 0 | — | F |
| Skookum AR | Other Services | 0 | — | A |
| Skookum CA | Administrative & Waste Services | 0 | — | A |
| Skookum ID | Administrative & Waste Services | 0 | — | A |
| Skookum KS | Other Services | 0 | — | B |
| Skookum MD | Administrative & Waste Services | 0 | — | F |
| Skookum MT | Administrative & Waste Services | 0 | — | A |
| Skookum NC | Administrative & Waste Services | 0 | — | F |
| Skookum NM | Administrative & Waste Services | 0 | — | A |
| Skookum PA | Administrative & Waste Services | 0 | — | F |
| Skookum TN | Other Services | 0 | — | F |
| Skookum TX | Transportation & Warehousing | 0 | — | A |
| Skookum VA | Transportation & Warehousing | 0 | — | B |
| Skookum WA | Public Administration | 0 | — | F |
| Skookum WI | Other Services | 0 | — | A |
| Skookum Fleet Management WA | — | 0 | — | — |
| Skopos Services, LLC TX | Finance & Insurance | 2 | $150,000 | — |
| Skorpios TX | Professional & Technical Services | 0 | — | A |
| Skorpios Technologies, Inc. TX | — | 0 | — | — |
| SKORUZ TECHNOLOGIES, INC CA | Professional & Technical Services | 1 | $115,000 | — |
| SKOUTERA LLC TX | Professional & Technical Services | 1 | $124,197 | — |
| Skouti Farms CA | Agriculture & Forestry | 0 | — | A |
| Skowhegan ME | Healthcare & Social Assistance | 0 | — | A |
| SKR Solutions LLC MD | Transportation & Warehousing | 0 | — | F |
| Skratch Labs LLC CO | Wholesale Trade | 0 | — | A |
| Skretting UT | Manufacturing | 0 | — | A |
| SKS Bottle & Packaging Inc. NY | Wholesale Trade | 0 | — | C |
| SKS Electrical Incorporated TN | Construction | 0 | — | A |
| SKS Enterprises Inc. CA | Agriculture & Forestry | 0 | — | A |
| SKS Machine Inc. WI | Manufacturing | 0 | — | A |
