| Rank | Companies |
| 1 | Schlouch |
| 2 | ECS |
| 3 | Just Born |
| 4 | S&T Bank |
| 5 | Isaac's Deli |
| 6 | Modern Group |
| 7 | Meyer Jabara Hotels |
| 8 | Lutron Electronics Company |
| 9 | D&E Communications |
| 10 | Woodloch Pines Resort |
| 11 | Centocor |
| 12 | Electronic Data Systems Corporation |
| 13 | Vanguard Group |
| 14 | American Infrastructure |
| 15 | Wawa |
| 16 | Horst Group |
| 17 | Clipper Magazine |
| 18 | Gannett Fleming |
| 19 | Intersil Corporation |
| 20 | H.T. Lyons |
| 21 | SCT Corporation |
| 22 | Keystone Health Plan Central |
| 23 | Harley-Davidson Motor Company |
| 24 | J.C. Ehrlich Company |
| 25 | Erie Plastics |
| 26 | Harleysville Insurance Company |
| 27 | Medrad |
| 28 | New Enterprise Stone & Lime Company |
| 29 | Willow Valley Retirement Communities |
| 30 | PNC Financial Services Group |
| 31 | Lancaster Laboratories |
| 32 | McCaffrey's Management Company |
| 33 | Susquehanna Pfaltzgraff Company |
| 34 | Whirley Industries |
| 35 | Wood Dining Services |
| 36 | Weiler Corporation |
| 37 | Covenco |
| 38 | Kennametal |
| 39 | Hershey Entertainment & Resorts |
| 40 | Hershey Foods Corporation |
| 41 | Boscov's Department Stores |
| 42 | Tate Access Floors |
| 43 | Tighe Industries |
| 44 | H.J. Heinz Company |
| 45 | Bayer Company |
| 46 | Victaulic Company of America |
| 47 | Wenger's Feed Mill |
| 48 | Baldwin Hardware Corporation |
| 49 | Boeing Company |
| 50 | GKN Sinter Metals |
