| FIBA Technologies LA | Manufacturing | 0 | — | F |
| FIBA Technologies MA | Manufacturing | 0 | — | F |
| FIBA Technologies OH | Manufacturing | 0 | — | D |
| FIBA Technologies PA | Manufacturing | 0 | — | A |
| Fibeco Corporation WI | Manufacturing | 0 | — | F |
| Fiber and Cable Specialists Inc PA | Construction | 0 | — | C |
| Fiber By-Products Holding Corporation MI | Manufacturing | 0 | — | D |
| Fiber Care Baths, Inc CA | Manufacturing | 0 | — | A |
| Fiber Care Baths, Inc ID | Manufacturing | 0 | — | A |
| Fiber Care Baths, Inc NV | Manufacturing | 0 | — | A |
| Fiber Char Corporation MI | Manufacturing | 0 | — | F |
| Fiber Composites LLC ID | Manufacturing | 0 | — | C |
| Fiber Composites LLC NC | Manufacturing | 0 | — | A |
| Fiber Energy Products AR | Manufacturing | 0 | — | F |
| Fiber Glass Industries, Inc. NY | — | 0 | — | — |
| Fiber Glass System, L.P. GA | Manufacturing | 0 | — | F |
| Fiber Glass System, L.P. TX | Manufacturing | 0 | — | F |
| Fiber Glass Systems KS | Manufacturing | 0 | — | F |
| Fiber Glass Systems L.P. TX | Manufacturing | 0 | — | B |
| Fiber glass systems, l.p. OK | Manufacturing | 0 | — | F |
| Fiber Industries SC | Manufacturing | 0 | — | B |
| Fiber Innovation Technologies, Inc. TN | Manufacturing | 0 | — | A |
| Fiber Innovators International NC | — | 0 | — | — |
| Fiber Instrument Sales, Inc. NY | Manufacturing | 0 | — | D |
| Fiber Mountain Technologies, Inc OK | Professional & Technical Services | 1 | $145,000 | — |
| Fiber Optic Management, LLC, dba TurnKey Network Solutions IL | Construction | 0 | — | A |
| Fiber Optic Management, LLC, dba Turnkey Network Solutions MI | Construction | 0 | — | D |
| Fiber Optic Solutions LLC NC | Construction | 0 | — | F |
| Fiber Pad OK | Manufacturing | 0 | — | D |
| Fiber Sense US LLC FL | Professional & Technical Services | 1 | $180,000 | — |
| FIBER TECHNOLOGIES SOLUTIONS LLC VA | Construction | 0 | — | F |
| Fiber-Tech OH | Manufacturing | 0 | — | F |
| FIBER-TECH INC WI | Manufacturing | 0 | — | A |
| Fiberblades, LLC PA | — | 0 | — | — |
| Fibercare OH | Administrative & Waste Services | 0 | — | F |
| FIBERCEL PACKAGING LLC NY | Manufacturing | 0 | — | F |
| Fiberclass Insulation, LLC MI | Construction | 0 | — | F |
| Fiberdome Products, LLC. WI | Manufacturing | 0 | — | A |
| Fiberesin Industries an Abet USA Company WI | Manufacturing | 0 | — | F |
| Fiberesin Industries Inc WI | Manufacturing | 0 | — | F |
| Fiberglas & Plastic Fab., Inc. IN | Manufacturing | 0 | — | A |
| FIBERGLAS FABRICATORS INC MN | Manufacturing | 0 | — | F |
| Fiberglass Coatings Inc. FL | Manufacturing | 0 | — | A |
| Fiberon ID | Manufacturing | 0 | — | A |
| Fiberoptics Technology, Inc. CT | Manufacturing | 0 | — | C |
| Fiberstar Inc WI | Manufacturing | 0 | — | A |
| Fiberstar Inc - River Falls FL | Manufacturing | 0 | — | A |
| Fibertech Plastics IN | Manufacturing | 0 | — | A |
| FiberTel LLC. UT | Construction | 0 | — | A |
| Fiberteq, LLC IL | Manufacturing | 0 | — | C |
