| 1 | Abson Construction Co.Not reported | Corporation | Not reported | Not reported |
| 2 | Accounting and Tax Services, Inc.Not reported | Corporation | Not reported | Not reported |
| 3 | Allied Production, Ltd.Not reported | Corporation | Not reported | Not reported |
| 4 | American International Travel Service, Inc.Not reported | Corporation | Not reported | Not reported |
| 5 | Arcari FoundationNot reported | Nonprofit | Not reported | Not reported |
| 6 | Armay CorporationNot reported | Corporation | Not reported | Not reported |
| 7 | Atco Metal Building Products, Inc.Not reported | Corporation | Not reported | Not reported |
| 8 | The Atom-alloy Company of AmericaNot reported | Corporation | Not reported | Not reported |
| 9 | P. Beccia Inc.Not reported | Corporation | Not reported | Not reported |
| 10 | Bein IncNot reported | Corporation | Not reported | Not reported |
| 11 | Bejac, Inc.Not reported | Corporation | Not reported | Not reported |
| 12 | Alfred P. Bramnick, Inc.Not reported | Corporation | Not reported | Not reported |
| 13 | Brower Metal Fabrication Corp.Not reported | Corporation | Not reported | Not reported |
| 14 | Buten Museum of WedgewoodNot reported | Nonprofit | Not reported | Not reported |
| 15 | Camp Management, Inc.Not reported | Corporation | Not reported | Not reported |
| 16 | The Carmo CompanyNot reported | Corporation | Not reported | Not reported |
| 17 | Certified Service Club,inc.Not reported | Corporation | Not reported | Not reported |
| 18 | The Classic Shop Mail Order, Inc.Not reported | Corporation | Not reported | Not reported |
| 19 | Abraham L. Cohen, M. D., P.c.Not reported | Corporation | Not reported | Not reported |
| 20 | Dorothy Gershenson Inc.Not reported | Corporation | Not reported | Not reported |
| 21 | Chi Research, Inc.Not reported | Corporation | Not reported | Not reported |
| 22 | Bernard Cowitz, M.d., P.c.Not reported | Corporation | Not reported | Not reported |
| 23 | Darby-city Line Motor Inn, Inc.Not reported | Corporation | Not reported | Not reported |
| 24 | The D'ascenzo Studios, Inc.Not reported | Corporation | Not reported | Not reported |
| 25 | Downingtown East, Inc.Not reported | Corporation | Not reported | Not reported |
| 26 | Downingtown Park Apts. Inc.Not reported | Corporation | Not reported | Not reported |
| 27 | E.i.r. Realty Co.Not reported | Corporation | Not reported | Not reported |
| 28 | Eastman Warehousing, Inc.Not reported | Corporation | Not reported | Not reported |
| 29 | Easy Bar Service Co.Not reported | Corporation | Not reported | Not reported |
| 30 | Eccentricities Unlimited, Ltd.Not reported | Corporation | Not reported | Not reported |
| 31 | Electro Appliance Distributing CoNot reported | Corporation | Not reported | Not reported |
| 32 | Embassy Decorators IncNot reported | Corporation | Not reported | Not reported |
| 33 | Forman and Co., Inc.Not reported | Corporation | Not reported | Not reported |
| 34 | Isadore P. Forman, D. P. M., Ltd.Not reported | Corporation | Not reported | Not reported |
| 35 | Philip Forman Inc.Not reported | Corporation | Not reported | Not reported |
| 36 | Freemont Associates, Inc.Not reported | Corporation | Not reported | Not reported |
| 37 | Gatac Engineering & Consulting, Ltd.Not reported | Corporation | Not reported | Not reported |
| 38 | Oxford Circle Stables, Inc.Not reported | Corporation | Not reported | Not reported |
| 39 | General Wayne Inn, Inc.Not reported | Corporation | Not reported | Not reported |
| 40 | Gladwyne Psychiatric Institute Inc.Not reported | Corporation | Not reported | Not reported |
| 41 | Gold Aura CorporationNot reported | Corporation | Not reported | Not reported |
| 42 | Goodman's Fashion Center, Inc.Not reported | Corporation | Not reported | Not reported |
| 43 | Daniel J. Harnett Inc.Not reported | Corporation | Not reported | Not reported |
| 44 | John a Holt IncNot reported | Corporation | Not reported | Not reported |
| 45 | Home Air Conditioning CorpNot reported | Corporation | Not reported | Not reported |
| 46 | Homesite Bldg. Corp.Not reported | Corporation | Not reported | Not reported |
| 47 | Homesite Development Company, Inc.Not reported | Corporation | Not reported | Not reported |
| 48 | Incorporated Trustees of Merion Monthly Meeting of the Religious Society of FriendsNot reported | Nonprofit | Not reported | Not reported |
| 49 | Insco CorporationNot reported | Corporation | Not reported | Not reported |
| 50 | Janward, Inc.Not reported | Corporation | Not reported | Not reported |