| Business | Phone |
| Bear Creek Electric 133 Head St S, Strathroy N7G 2L1 | (519) 246-1707 |
| Linker Electric 367 Park St, Strathroy N7G 3H5 | (519) 245-2321 |
| Southwest Power Corp Po Box 43, Strathroy N7G 3J1 | (519) 850-1844 |
| Tunks & Kosi Electric Ltd 12 Maitland Terr, Strathroy N7G 1L1 | (519) 245-3090 |
| Clark-Haasen Electric 24643 Melbourne Rd, Strathroy N7G 3H5 | (519) 245-4900 |
| D & B Electric Strathroy Ltd 2 Industrial Rd #G, Strathroy N7G 4J2 | (519) 245-1957 |
| Downtown London Electric Ltd 114 Alayne Cres, Strathroy | (519) 668-6376 |