| Guardian Access Solutions TN | Construction | 0 | — | F |
| Guardian AI, Inc. PA | Information & Media | 1 | $95,493 | — |
| Guardian Angel Homes ID | Healthcare & Social Assistance | 0 | — | F |
| Guardian Angels MN | Management of Companies | 0 | — | A |
| Guardian Angels Catholic Church MN | Other Services | 0 | — | A |
| Guardian Angels Health Services, Inc DBA MN | Healthcare & Social Assistance | 0 | — | F |
| Guardian Angels of Elk River MN | Healthcare & Social Assistance | 0 | — | F |
| Guardian Automotive IN | Manufacturing | 0 | — | F |
| Guardian Booth LLC PA | Manufacturing | 1 | $117,800 | F |
| Guardian Building Products AZ | — | 0 | — | — |
| Guardian Central Services, LLC MI | Manufacturing | 3 | $126,667 | — |
| Guardian Civil Contracting, LLC AZ | Construction | 0 | — | A |
| Guardian CSC PA | Manufacturing | 0 | — | D |
| Guardian Data Destruction NJ | Professional & Technical Services | 0 | — | F |
| Guardian Drug Company, Inc. NJ | Manufacturing | 11 | $85,767 | C |
| Guardian Energy LLC MN | Manufacturing | 0 | — | A |
| Guardian Equipment Inc IL | Manufacturing | 0 | — | F |
| Guardian Fabrication Central LLC FL | Manufacturing | 0 | — | F |
| Guardian Fabrication LLC OH | — | 0 | — | — |
| Guardian Fabrication LLC VA | Manufacturing | 0 | — | A |
| Guardian Fabrication, LLC WI | — | 0 | — | — |
| Guardian Fence and Construction KY | Construction | 0 | — | A |
| Guardian Fence Co- New Jersey NJ | Construction | 0 | — | A |
| Guardian Fence Co., Inc. NJ | Construction | 0 | — | A |
| Guardian Fleet Services Inc. FL | Transportation & Warehousing | 0 | — | F |
| Guardian Fueling Technologies, LLC FL | Construction | 0 | — | A |
| Guardian Healthcare Management Services PA | — | 0 | — | — |
| Guardian Healthcare Providers, Inc. TN | Administrative & Waste Services | 17 | $61,789 | — |
| Guardian Home Health Care LLC. MA | Healthcare & Social Assistance | 0 | — | F |
| Guardian Industries MO | Manufacturing | 0 | — | F |
| Guardian Industries Corp. PA | — | 0 | — | — |
| Guardian Industries Inc. TX | Manufacturing | 0 | — | C |
| Guardian Industries LLC CA | Manufacturing | 0 | — | C |
| Guardian Industries, LLC MI | Manufacturing | 2 | $92,500 | F |
| Guardian Industries, LLC NY | Manufacturing | 0 | — | F |
| Guardian Lima LLC OH | Manufacturing | 0 | — | C |
| Guardian Logistics Inc NH | Transportation & Warehousing | 0 | — | A |
| Guardian News & Media, LLC NY | — | 0 | — | — |
| Guardian of Georgia, LLC MD | — | 0 | — | — |
| Guardian Packaging Industries, LP TX | Manufacturing | 0 | — | A |
| Guardian Pest Solutions WI | Administrative & Waste Services | 0 | — | D |
| Guardian Power Cleaning of Dallas TX | Construction | 0 | — | F |
| Guardian Relocation, Inc. MO | Transportation & Warehousing | 0 | — | A |
| Guardian Service Industries NY | Administrative & Waste Services | 0 | — | B |
| Guardian Utility Construction, LLC TX | Construction | 0 | — | F |
| Guardian Water and Power OH | Administrative & Waste Services | 0 | — | A |
| Guardian West IL | — | 0 | — | — |
| GuardPower Security Services CA | Administrative & Waste Services | 0 | — | C |
| Guayaco Logistics LLC IL | Transportation & Warehousing | 0 | — | D |
| Guayaki CA | Wholesale Trade | 0 | — | F |
