| Business | Phone |
| All Tech Marketing 567 Exton Cmns, Exton 19341 | (610) 344-0134 |
| Welpak Assoc 341 Long Ridge Ln, Exton 19341 | (610) 363-8496 |
| Spec Group Inc 109 John Robert Thomas Dr, Exton 19341 | (610) 594-1966 |
| Systech Design 300 N Pottstown Pike # 220, Exton 19341 | (610) 524-9048 |
| Sandstrom Assoc Inc 300 N Pottstown Pike, Exton 19341 | (610) 524-1030 |
| P J Menan Assoc Inc 426 Exton Cmns, Exton 19341 | (610) 524-1330 |
| Miller Energy Inc 505 Gordon Dr, Exton 19341 | (610) 363-6200 |
| Nugent Associates Inc 47 Marchwood Rd # 1-B, Exton 19341 | (610) 524-5600 |
| Machinery Technology Inc 218 Autumn Dr, Exton 19341 | (610) 524-4080 |
| Manufacturer's Connexion 35 E Uwchlan Ave # 312, Exton 19341 | (610) 524-9400 |
| J Campbell Co 211 Philips Rd, Exton 19341 | (610) 363-9672 |