| Laurel Highlands Educational Foundation, Inc.Ligonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| George Conte Design Consultants, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Mellon Family Investment CompanyLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Richard K. Mellon and Sons, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Mellon, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Westmoreland Landfill Gas Co., Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Mellon Family Investment Company VLigonier, PA · Not reported | Ligonier, PA | Partnership | Not reported | Not reported |
| Butz Tool & Manufacturing, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Davies Real Estate, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| K Management Group, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Financial & Group Services, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Monroe's Coffee, LtdLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Statewide Settlement Agency, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Ligonier Camp and Conference CenterLigonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| Clark's Heating Service, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Bodilo IncLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Four Star Pizza, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| T. Mellon and Sons, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Pleasant Grove United Methodist Church of Ligonier, Pa.Ligonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| Protection Systems of America North Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Lipari Gowns Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Wampler Development CompanyLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Frank F. Mercurio & Associates, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| W. S. Burkland, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| R. K. Mellon International Fund Co.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| R. K. Mellon Trust Funds Co.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| R. K. Mellon Common Trust Funds Co.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Chestnut Ridge ConservancyLigonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| Focus Ventures, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Graham Masonry, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Salby Farm Investments Limited PartnershipLigonier, PA · Not reported | Ligonier, PA | Partnership | Not reported | Not reported |
| Musante Marketing, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Ranger Investment CompanyLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Tipon Electric, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| The Lynda Dupre Family Limited PartnershipLigonier, PA · Not reported | Ligonier, PA | Partnership | Not reported | Not reported |
| The Lois Dupre Shuster Family Limited PartnershipLigonier, PA · Not reported | Ligonier, PA | Partnership | Not reported | Not reported |
| Twenty-first Century Chiropractic Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Mellon Family Investment Company ViLigonier, PA · Not reported | Ligonier, PA | Partnership | Not reported | Not reported |
| J.b. Mcklveen Construction Co., Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Bob Thomas Super Sports, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Panta Rhei Media, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Beaufort Services, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Mommy Gear, LtdLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Dickert Family FoundationLigonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| Lovejoy Art & Antiques, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Gator Contracting Co., Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Western Pennsylvania Coalition for Abandoned Mine ReclamationLigonier, PA · Not reported | Ligonier, PA | Nonprofit | Not reported | Not reported |
| The Markosky Engineering Group, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Ligonier Hardscape Supply, Inc.Ligonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |
| Kenco CorporationLigonier, PA · Not reported | Ligonier, PA | Corporation | Not reported | Not reported |