| 1 | A & S Motor Sales CorporationNot reported | Corporation | Not reported | Not reported |
| 2 | Abscissa, Inc.Not reported | Corporation | Not reported | Not reported |
| 3 | Adelphia Auto Sales Inc.Not reported | Corporation | Not reported | Not reported |
| 4 | Aero Lease, IncorporatedNot reported | Corporation | Not reported | Not reported |
| 5 | Air Filter Service of Philadelphia IncNot reported | Corporation | Not reported | Not reported |
| 6 | Alessi Frank J. Memorials IncNot reported | Corporation | Not reported | Not reported |
| 7 | Alessi Memorials, Inc.Not reported | Corporation | Not reported | Not reported |
| 8 | All Saints Church DarbyNot reported | Nonprofit | Not reported | Not reported |
| 9 | American Agencies, Inc.Not reported | Corporation | Not reported | Not reported |
| 10 | American Brokerage CorporationNot reported | Corporation | Not reported | Not reported |
| 11 | Aquinas Associates, Inc.Not reported | Corporation | Not reported | Not reported |
| 12 | Argo Associates Inc.Not reported | Corporation | Not reported | Not reported |
| 13 | Artcraft Hosiery CompanyNot reported | Corporation | Not reported | Not reported |
| 14 | Automotive Marine Industrial Parts Warehouse, Inc.Not reported | Corporation | Not reported | Not reported |
| 15 | Associated Excess CompanyNot reported | Corporation | Not reported | Not reported |
| 16 | Associated Purchasing Service, Inc.Not reported | Corporation | Not reported | Not reported |
| 17 | Associated Tile and Slate, Inc.Not reported | Corporation | Not reported | Not reported |
| 18 | Bailey Printing CoNot reported | Corporation | Not reported | Not reported |
| 19 | Baxter & Houghton IncNot reported | Corporation | Not reported | Not reported |
| 20 | Benett's Stores, Inc.Not reported | Corporation | Not reported | Not reported |
| 21 | Bentra CorporationNot reported | Corporation | Not reported | Not reported |
| 22 | Blessed Virgin Mary Post #1583 Catholic War Veterans of the United States of AmericaNot reported | Nonprofit | Not reported | Not reported |
| 23 | Blew's Art Work, Inc.Not reported | Corporation | Not reported | Not reported |
| 24 | Blong CorporationNot reported | Corporation | Not reported | Not reported |
| 25 | Bon Mode Hosiery Mills IncNot reported | Corporation | Not reported | Not reported |
| 26 | Brady Refuse, Inc.Not reported | Corporation | Not reported | Not reported |
| 27 | Brittany Spring Corp.Not reported | Corporation | Not reported | Not reported |
| 28 | The Brotherhood of the Big WheelNot reported | Nonprofit | Not reported | Not reported |
| 29 | The Brotherhood of the Big WheelNot reported | Nonprofit | Not reported | Not reported |
| 30 | Bunting Friendship Freedom HouseNot reported | Nonprofit | Not reported | Not reported |
| 31 | Business & Professional Civic AssociationNot reported | Corporation | Not reported | Not reported |
| 32 | C & C Auto Sales, Inc.Not reported | Corporation | Not reported | Not reported |
| 33 | Caine's Department Store, Inc.Not reported | Corporation | Not reported | Not reported |
| 34 | Richard Causer Company, Inc.Not reported | Corporation | Not reported | Not reported |
| 35 | Willie G. Childs Post No. 974, Veterans of Foreign Wars, IncorporatedNot reported | Nonprofit | Not reported | Not reported |
| 36 | Collingdale Welding & Rental Service, Inc.Not reported | Corporation | Not reported | Not reported |
| 37 | Colwyn Comets Boys ClubNot reported | Nonprofit | Not reported | Not reported |
| 38 | Colwyn Corp.Not reported | Corporation | Not reported | Not reported |
| 39 | Community Life Service IncorporatedNot reported | Nonprofit | Not reported | Not reported |
| 40 | Cookie & Kathy's Pub, Inc.Not reported | Corporation | Not reported | Not reported |
| 41 | County West Building Corp.Not reported | Corporation | Not reported | Not reported |
| 42 | Danita Hosiery Manufacturing Co IncNot reported | Corporation | Not reported | Not reported |
| 43 | Darby Auto Body, Inc.Not reported | Corporation | Not reported | Not reported |
| 44 | Darby Borough Democratic ClubNot reported | Nonprofit | Not reported | Not reported |
| 45 | The Darby Boys ClubNot reported | Nonprofit | Not reported | Not reported |
| 46 | Darby Car Wash, Inc.Not reported | Corporation | Not reported | Not reported |
| 47 | Darby Civic AssociationNot reported | Nonprofit | Not reported | Not reported |
| 48 | Darby-colwyn Boosters' AssociationNot reported | Nonprofit | Not reported | Not reported |
| 49 | Darby Dyeing Company IncNot reported | Corporation | Not reported | Not reported |
| 50 | Darby Enterprises IncNot reported | Corporation | Not reported | Not reported |