| Piping Rock Club NY | — | 0 | — | — |
| PIPING SERVICE INC WI | Manufacturing | 0 | — | F |
| Piping Systems Inc MA | Construction | 0 | — | F |
| Piping Systems Installations LLC MA | Construction | 0 | — | A |
| Piping Systems, Inc. WI | Manufacturing | 0 | — | F |
| Piping Technology & Products TX | Manufacturing | 0 | — | A |
| PIPKORN ENVIRONMENTAL TECHNOLOGIES, INC. MN | Manufacturing | 0 | — | A |
| Pipp Mobile Storage Systems MI | Manufacturing | 0 | — | F |
| Pipp Mobile Storage Systems, Inc. IL | Transportation & Warehousing | 0 | — | A |
| Pipp Mobile Storage Systems, Inc. TX | Transportation & Warehousing | 0 | — | A |
| Pippin Hill Farm & Vineyards VA | Manufacturing | 0 | — | A |
| Piqua Emory Cutter & Foundry Co OH | Manufacturing | 0 | — | F |
| Piqua Steel Company, Inc dba PSC Crane & Rigging OH | Construction | 0 | — | A |
| Piqua Steel Company, Inc. OH | Construction | 0 | — | A |
| Piquette & Howard Electric Service, Inc. NH | Construction | 0 | — | C |
| Piramal Critical Care PA | Manufacturing | 0 | — | C |
| Piramal Glass USA Inc. MO | — | 0 | — | — |
| Piramal Pharma Solutiona MI | Manufacturing | 0 | — | A |
| Piramal Pharma Solutions PA | Manufacturing | 0 | — | B |
| Piramal Pharma Solutions Inc. KY | Manufacturing | 5 | $80,100 | B |
| Piranha Hose Products MI | Manufacturing | 0 | — | F |
| Piranha Ops, LLC CA | Transportation & Warehousing | 0 | — | F |
| Pirate Brands, LLC f/k/a Robert's American Gourmet Food NY | — | 0 | — | — |
| Pirc-Tobin Construction, Inc. IA | Construction | 0 | — | F |
| PIRCH CA | — | 0 | — | — |
| Pirelli GA | Manufacturing | 0 | — | B |
| PIRF Operations, LLC TX | Healthcare & Social Assistance | 0 | — | C |
| Pirkle Electric Company, Inc. GA | Construction | 0 | — | D |
| PIROGON, INC CT | Professional & Technical Services | 1 | $73,882 | — |
| PirTano Construction Co IL | Construction | 0 | — | A |
| Pirtek USA FL | Wholesale Trade | 0 | — | C |
| PISC (Procurement & Integrated Services Company) International, Inc TX | Wholesale Trade | 1 | $65,000 | — |
| Piscataqua Landscaping & Tree Service ME | Administrative & Waste Services | 0 | — | F |
| Piscataqua Landscaping & Tree Service NH | Administrative & Waste Services | 0 | — | F |
| Piscataway Township Schools NJ | — | 0 | — | — |
| Pisgah Insulation & Fireplaces of NC, LLC NC | Construction | 0 | — | F |
| Pishny Realestate, LLC KS | Construction | 0 | — | A |
| Pishny Restoration Services, LLC KS | Construction | 0 | — | A |
| Pismo Beach Athletic Club CA | — | 0 | — | — |
| Pismo's of Fresno LLC dba Pismo's Coastal Grill CA | — | 0 | — | — |
| Pisoft, Inc. VA | Professional & Technical Services | 1 | $96,574 | — |
| PISTACHIO HARVESTING, INC. CA | Agriculture & Forestry | 0 | — | F |
| Pistevo Decision LLC VA | Professional & Technical Services | 1 | $100,000 | — |
| Piston Automotive KY | Manufacturing | 0 | — | F |
| Piston Automotive MI | Manufacturing | 0 | — | C |
| Piston Automotive MO | Manufacturing | 0 | — | F |
| Piston Automotive OH | Manufacturing | 0 | — | F |
| Piston Automovite LLC MI | Manufacturing | 0 | — | F |
| Piston Group KY | Manufacturing | 0 | — | C |
| Piston Group OH | Manufacturing | 0 | — | F |