| Business | Phone |
| Graham Communication Strategie 14 Archer Cres, London N6E 2A5 | (519) 686-1769 |
| Mac Kenzie Communications 665 Windermere Rd #402, London N5X 2Y6 | (519) 858-4167 |
| Lashbrook Group 560 Wellington St #501, London N6A 3R4 | (519) 850-0115 |
| Morden Communications Inc 845 Maitland St, London N5Y 2W7 | (519) 439-2556 |
| Onward One Communications Inc 123 Park Lane Cres, London N6K 2V1 | (519) 657-8126 |
| Syndicon Group Inc 1124 Gainsborough Rd, London N6H 5N1 | (519) 641-2800 |
| Chris Dennett Communications 612 Colborne St #202, London N6B 2V2 | (519) 642-4492 |
| Dalby & Dalby Assoc 151 Devonshire Ave, London N6C 2H9 | (519) 660-8769 |
| Excalibur Communications 1653 Kathryn Dr, London N6G 2R7 | (519) 439-0646 |