| Business | Phone |
| William Aj Shaeffer's Sons 169 Boro Line Rd, King Of Prussia 19406 | (610) 962-5500 |
| Lowry Electric King Of Prussia 19406 | (610) 265-0878 |
| Brandon Electric King Of Prussia 19406 | (610) 265-8001 |
| Cbe Construction Inc 407 Crossfield Rd, King Of Prussia 19406 | (610) 265-3202 |
| Fagan Electric King Of Prussia 19406 | (610) 265-1381 |
| Gambino Electric King Of Prussia 19406 | (610) 265-7760 |
| H B Frazer Co 514 Shoemaker Rd, King Of Prussia 19406 | (610) 768-0400 |
| Thomas Heslin 416 Hillview Rd, King Of Prussia 19406 | (610) 354-9890 |
| Kenna Electric Inc 296 Hughes Rd, King Of Prussia 19406 | (610) 687-5575 |
| Torrisi & Co King Of Prussia 19406 | (610) 265-1455 |
| Richard Martin Electric 700 American Ave, King Of Prussia 19406 | (610) 337-2950 |
| Power Optech 214 W Church Rd, King Of Prussia 19406 | (610) 491-9036 |
| Padec Systems Inc King Of Prussia 19406 | (610) 265-3501 |
| Martin Electric 593 W Valley Forge Rd, King Of Prussia 19406 | (610) 828-4826 |