| Business | Phone |
| L82 Construction Ltd 15 Hamley Rd, London N6E 3W1 | (519) 649-1082 |
| Omega Contractors 4104 Breck Ave, London N6L 1B5 | (519) 652-6188 |
| Benko Sewer Svc 87 Hawthorne Rd, London N6G 2Y2 | (519) 472-6181 |
| Blue-Con Inc 1915 Crumlin Sideroad, London N5V 3B8 | (519) 659-2400 |
| Discount Drain Svc 555 Third St, London N5V 2C1 | (519) 451-8342 |