| Business | Phone |
| Antares Pharma Inc 707 Eagleview Blvd # 414, Exton 19341 | (610) 458-6200 |
| Bio-Marine Inc 456 Creamery Way, Exton 19341 | (610) 524-8800 |
| Cell-Con Inc 305 Commerce Dr # 300, Exton 19341 | (610) 280-7630 |
| Connell Neurosurgical 309 Commerce Dr, Exton 19341 | (610) 524-7400 |
| Custom Pack Inc 443 Creamery Way, Exton 19341 | (610) 524-4222 |
| Dgh Technology Inc 110 Summit Dr # B, Exton 19341 | (610) 594-9100 |
| Rheologics Inc 15 E Uwchlan Ave # 414, Exton 19341 | (610) 524-5427 |
| Equal Diagnostics Inc 115 Summit Dr, Exton 19341 | (610) 594-8590 |
| Lionville Systems Inc 311 Commerce Dr, Exton 19341 | (610) 363-9100 |