| The Bishop's FundPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| The Board of Trustees for the Diocese of PittsburghPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| The Board of Trustees for the Protestant Episcopal Diocese of PittsburghPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| The Buncher CompanyPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| The Jack Buncher FoundationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Nosroc Corp.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Civic Light Opera Association of Greater PittsburghPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Community Human Services CorporationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Education Management CorporationPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| East Liberty Housing, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Ecker, Rome, Simpson & Deangelis, a Professional CorporationPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Adagio Health Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Federated Hermes, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Federated Securities Corp.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Fisa FoundationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Hotel Development Systems, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Gamma Sigma Sigma National Service SororityPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Greater Pittsburgh Chamber of CommercePittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Halco (mining) Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Henderson Brothers, IncorporatedPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Hoist Manufacturers InstitutePittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Isda Fraternal AssociationPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Larrimor's, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Benkovitz Holdings, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Ed & Jim Ludwig, Flowers Co.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Mahla Office Equipment CompanyPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Pennsylvania Beer and Beverage Retailers AssociationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| J. Marcus Wholesalers, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Marketing Service Associates, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| The Mendelssohn Choir of PittsburghPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Millcraft Industries, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Millcraft Investments, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Robmil, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Neighborhood Legal Services AssociationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Npi Liquidating, CompanyPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Parma Sausage Products, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Patterson Freedom Fund, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Pennsylvania Association of NotariesPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Pennsylvanians for Human LifePittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Phi Delta Theta Educational Foundation of Meadvile, Pa, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Phi Kappa Sigma Fraternity, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Pittsburgh Chapter Aia Charitable AssociationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Greater Pittsburgh Convention & Visitors Bureau, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Pittsburgh Geological Society, Inc.Pittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Pnc FoundationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| Pittsburgh Opera IncorporatedPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| The Pittsburgh Public Theater CorporationPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| The Pittsburgh & West Virginia Railway CompanyPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |
| Pittsburgh Usbc WbaPittsburgh, PA · Not reported | Pittsburgh, PA | Nonprofit | Not reported | Not reported |
| H K Porter CompanyPittsburgh, PA · Not reported | Pittsburgh, PA | Corporation | Not reported | Not reported |