| The Devereux Foundation | Health Care and Social Assistance | $10,000,000 | $10,084,384 | 500 | $85.1M |  Research |
| William A.j. Shaeffer's Sons, Inc. | Construction | $6,277,800 | $6,350,038 | 320 | $105.3M | Research |
| Colonial Electric Supply Company, the | Wholesale Trade | $5,579,600 | $5,699,447 | 487 | $149.2M | Research |
| Techdata Service Company LLC | Information | $5,248,177 | $5,324,671 | 264 | $44.3M | Research |
| Centers for Advanced Urology LLC | Health Care and Social Assistance | $5,005,400 | $6,118,239 | 213 | $66.9M | Research |
| H B Frazer Company Pennsylvania | Construction | $4,841,000 | $4,896,940 | 260 | $85.5M | Research |
| American Reading Co INC | Wholesale Trade | $4,228,500 | $4,276,893 | 257 | $66.2M | Research |
| Tozour Energy Systems, INC | Wholesale Trade | $4,149,600 | $4,197,121 | 236 | $72.3M | Research |
| E&a Therapy INC | Health Care and Social Assistance | $3,864,700 | $3,909,276 | 314 | $84.8M | Research |
| Oliver Sprinkler Co, Inc. | Construction | $3,755,700 | $6,589,908 | 236 | $74.7M | Research |
| City Tap Holdings LLC | Accommodation and Food Services | $3,529,470 | $2,210,612 | 500 | $88.8M | Research |
| Bala Consulting Engineers, Inc. | Professional, Scientific, and Technical Services | $3,178,900 | $3,215,722 | 138 | $17.0M | Research |
| The American College | Educational Services | $3,142,050 | $3,183,508 | 170 | N/A | Research |
| Purolite Corporation | Manufacturing | $2,827,000 | $2,858,568 | 142 | $140.8M | Research |
| Lafata Contract Services, LLC | Professional, Scientific, and Technical Services | $2,783,700 | $2,815,403 | 128 | $15.8M | Research |
| Pennsylvania Virtual Charter School | Educational Services | $2,723,402 | $2,754,797 | 210 | N/A | Research |
| Digital Grapes LLC | Information | $2,688,300 | $2,719,141 | 215 | $36.1M | Research |
| Vimco, Inc. | Wholesale Trade | $2,501,000 | $2,528,956 | 190 | $58.2M | Research |
| Blacktree Healthcare Consulting LLC | Professional, Scientific, and Technical Services | $2,390,000 | $2,417,436 | 165 | $17.1M | Research |
| The Philadelphia Hand Center, P.c. | Health Care and Social Assistance | $2,368,300 | $2,398,017 | 145 | $45.5M | Research |
| Logan Marketing Group LLC | Professional, Scientific, and Technical Services | $2,181,467 | $2,205,553 | 155 | $16.0M | Research |
| Supplyforce.com, LLC | Wholesale Trade | $2,034,729 | $2,055,755 | 104 | $31.9M | Research |
| Pietrini Corporation | Construction | $2,017,377 | $2,045,841 | 152 | $173.2M | Research |
| William a J Shaeffers Sons Inc. | Construction | $2,000,000 | $2,009,918 | 275 | $90.5M | Research |
| Supplyforce.com LLC | Wholesale Trade | $2,000,000 | $2,014,056 | 105 | $33.1M | Research |