| Pitt Ohio WV | Transportation & Warehousing | 0 | — | A |
| Pittard Construction Company TX | Construction | 0 | — | F |
| Pittco Architectural Metals IL | Manufacturing | 0 | — | F |
| Pittman & Davis TX | Agriculture & Forestry | 0 | — | B |
| Pittman Construction Company GA | Construction | 0 | — | A |
| Pittman Engineering Inc OH | Manufacturing | 0 | — | A |
| Pittmans Tree and Landscaping VA | Administrative & Waste Services | 0 | — | D |
| Pitts Family Market LLC CA | Retail Trade | 0 | — | A |
| Pittsboro Christian Village NC | Healthcare & Social Assistance | 0 | — | F |
| Pittsburg Care and Rehab KS | Healthcare & Social Assistance | 0 | — | F |
| Pittsburg Hospitality, LLC KS | Accommodation & Food Services | 0 | — | F |
| Pittsburg Steel, LLC TX | Wholesale Trade | 0 | — | F |
| Pittsburg Tank & Tower Co. Inc. KY | Construction | 0 | — | D |
| Pittsburgh and Conneaut Dock Company OH | Transportation & Warehousing | 0 | — | A |
| Pittsburgh Asphalt PA | Construction | 0 | — | F |
| Pittsburgh Associates PA | Arts & Entertainment | 0 | — | C |
| Pittsburgh Associates of Florida FL | Arts & Entertainment | 0 | — | C |
| Pittsburgh Botanic Garden PA | Arts & Entertainment | 0 | — | A |
| Pittsburgh Corning PA | — | 0 | — | — |
| Pittsburgh Cultural Trust PA | — | 0 | — | — |
| Pittsburgh Glass Work, LLC OH | Manufacturing | 0 | — | A |
| Pittsburgh Glass Works, LLC KY | Manufacturing | 0 | — | C |
| Pittsburgh Glass Works, LLC MI | Manufacturing | 0 | — | D |
| Pittsburgh Glass Works, LLC MO | Manufacturing | 0 | — | A |
| Pittsburgh Glass Works, LLC NC | Manufacturing | 0 | — | D |
| Pittsburgh Glass Works, LLC OH | Manufacturing | 0 | — | D |
| Pittsburgh Glass Works, LLC PA | Manufacturing | 2 | $95,730 | — |
| Pittsburgh Grand Hotel, LLC PA | Accommodation & Food Services | 0 | — | F |
| Pittsburgh Job Corps Center PA | — | 0 | — | — |
| Pittsburgh Logistics Systems, Inc. PA | Professional & Technical Services | 1 | $139,547 | — |
| Pittsburgh Marriott North PA | Accommodation & Food Services | 0 | — | F |
| Pittsburgh Mercy Health System PA | Healthcare & Social Assistance | 0 | — | D |
| Pittsburgh Mercy Life Center Corporation PA | Healthcare & Social Assistance | 0 | — | A |
| Pittsburgh Nursing and Rehab Center, PA PA | — | 0 | — | — |
| Pittsburgh Opera Benedum Center for Performing Arts PA | — | 0 | — | — |
| Pittsburgh Penguins PA | Arts & Entertainment | 0 | — | F |
| Pittsburgh Plug & Products Corporation PA | Manufacturing | 0 | — | F |
| Pittsburgh Post-Gazette PA | — | 0 | — | — |
| Pittsburgh Precision Turned Products PA | Manufacturing | 0 | — | A |
| Pittsburgh Stage, Inc. PA | Manufacturing | 0 | — | F |
| Pittsburgh Technical College PA | — | 0 | — | — |
| Pittsburgh Technologies Group PA | Manufacturing | 0 | — | A |
| Pittsburgh Three Rivers Marath PA | Arts & Entertainment | 0 | — | A |
| Pittsburgh Truck Center PA | Transportation & Warehousing | 0 | — | A |
| Pittsburgh Winsupply PA | Manufacturing | 0 | — | A |
| Pittsfield Charter Township MI | Public Administration | 0 | — | F |
| Pittsfield Plastics Engineering LLC MA | Manufacturing | 0 | — | F |
| Pittsford Volunteer Ambulance In NY | Healthcare & Social Assistance | 0 | — | A |
| Pitzer's Lawn Management, Inc. OK | Administrative & Waste Services | 0 | — | C |
| Pius Kitchen & Bath, Inc. WA | Retail Trade | 1 | $80,579 | — |
