| Business | Phone |
| Aall Star Plumbing & Heating 1570 Blair Rd, Gloucester K1B 3K7 | (613) 745-0042 |
| Gowan Plumbing & Heating 2739 Stevenage Dr, Gloucester | (613) 745-1692 |
| Labelle & Son Ltd 5369 Canotek Rd #2, Gloucester K1J 9J3 | (613) 747-8449 |
| Leo Groulx Plumbing & Heating 1112 Cadboro Rd, Gloucester K1J 7R1 | (613) 745-0014 |
| Mannion Boiler Svc 1146 Snow St, Gloucester K1J 7R6 | (613) 745-7135 |
| Metro Plumbing Svc 1815 Kingsdale Ave, Gloucester K1T 1H7 | (613) 739-9509 |
| Mr Rooter 1356 Labrie Ave, Gloucester K1B 3M1 | (613) 746-0000 |
| Rnd Plumbing Canada Inc 5460 Canotek Rd, Gloucester K1J 9G8 | (613) 746-7944 |
| Scooter Rooter Drain Svc 2739 Stevenage Dr, Gloucester | (613) 260-5731 |
| Ted's Plumbing & Heating 1427 Palmerston Dr, Gloucester K1J 8N9 | (613) 741-0600 |
| Candor Plumbing & Heating 1314 Aurele St, Gloucester K1B 3L3 | (613) 744-4369 |
| Exner Plumbing & Heating 5207 Bank St, Gloucester K1X 1H2 | (613) 822-6253 |