| Business | Phone |
| Abc Plumbing 817 Ninth Ave, Hamilton L8T 2A7 | (905) 548-0133 |
| A About Town Plumbing 135 Edgemont St S, Hamilton L8K 2H7 | (905) 549-3083 |
| A Cardi Sewer Svc 15 Ditton Dr, Hamilton L8W 2E5 | (905) 387-3937 |
| A Pitton Plumbing & Heating 425 Rennie St, Hamilton L8H 3P6 | (905) 544-0006 |
| Advance Mechanical 5 San Marco St, Hamilton L9C 5M8 | (905) 574-4500 |
| Archie Horn & Son Ltd 31 Bigwin Rd #1, Hamilton L8W 3R3 | (905) 318-5020 |
| George Brown Plumbing & Heatin 95 Parkdale Ave N, Hamilton L8H 5X1 | (905) 549-6222 |
| Hill's Plumbing Svc 238 Fairridge Rd, Hamilton L8K 5M4 | (905) 560-6938 |
| Hoyle's Plumbing & Heating 15 Burlington St E, Hamilton L8L 4G1 | (905) 529-0028 |
| Isotti Plumbing & Heating Ltd 1 Wilmont Crt, Hamilton L8S 2T1 | (905) 529-3441 |
| Jat Plumbing & Heating 58 Fassett Ave, Hamilton L9C 4E7 | (905) 387-3301 |
| John Johnson Plumbing & Htg 40 Sorrento Pl, Hamilton L9B 1Y2 | (905) 387-2719 |
| Mc Connell Plumbing & Htg Ltd 15 Josephine Dr, Hamilton L9B 1Z8 | (905) 383-1823 |
| Mr Rooter 390 Lake Ave N, Hamilton L8E 3A2 | (905) 384-0813 |
| Norm Cleland Plumbing & Htg 122 East 18th St, Hamilton L9A 4P1 | (905) 385-0063 |
| Ortmann Plumbing 176 Jackson St W, Hamilton L8P 1L9 | (905) 546-9990 |
| Watts, A J 875 Upper Wentworth St, Hamilton L9A 4W5 | (905) 385-1585 |
| Pinedale Mechanical Inc 12 Woodside Dr, Hamilton L8T 1C3 | (905) 385-2666 |
| Plumbing Plus Svc 80 Limeridge Rd E, Hamilton L9A 2S3 | (905) 385-6164 |
| Plumbway Plumbing & Heating 38 Imperial St, Hamilton L8L 4E3 | (905) 574-3456 |
| Prestige Plumbing 1214 King St E, Hamilton L8M 1G5 | (905) 549-3230 |
| Pro Advanced Mechanical Ltd 3 Haskins Crt, Hamilton L8K 6R1 | (905) 578-4766 |
| Rees Plumbing & Heating 33 Bettina Ave, Hamilton L8K 3M4 | (905) 547-8535 |
| Rick Potoma Plumbing 1521 Upper Ottawa, Hamilton L8W 3J4 | (905) 573-6545 |
| Rick's Plumbing Rr 2 Stn Lcd 1, Hamilton L8N 2Z7 | (905) 659-7415 |
| Bob's Plumbing & Heating 250 Magnolia Dr #5, Hamilton L9C 6M3 | (905) 385-0145 |
| Saltfleet Plumbing & Heating 321 Anchor Rd, Hamilton L8W 3R1 | (905) 318-0248 |
| Saynor Plumbing & Heating Ltd 716 Rexford Dr, Hamilton L8W 3G1 | (905) 383-9654 |
| Skyland Plumbing & Heating 55 Skyland Dr, Hamilton L9A 3B9 | (905) 383-9438 |
| Sparham Plumbing & Heating 42 Delawana Dr, Hamilton L8E 1G4 | (905) 578-7931 |
| T Gauthier & Son Plumbing 7 Bourbon Crt, Hamilton L9B 2E9 | (905) 541-3332 |
| Thomas R Birnie & Sons 390 Lake Ave N, Hamilton L8E 3A2 | (905) 578-4659 |
| Townsend Plumbing & Heating 70 Hempstead Dr #B, Hamilton L8W 2E7 | (905) 574-1100 |
| Vincent's Plumbing & Heating 240 Nebo Rd #3, Hamilton L8W 2E4 | (905) 574-1114 |
| Western Plumbing & Heating 111 Briarwood Cres, Hamilton L9C 4C5 | (905) 389-2902 |
| White Knight Plumbing & Htg 495 Melvin Ave, Hamilton L8H 2L9 | (905) 548-9172 |
| Buntex Plumbing & Heating Ltd 183 Lower Horning Rd, Hamilton L8S 3H1 | (905) 525-9854 |
| Conoisewer Services 36 London St N, Hamilton L8H 4B3 | (905) 549-4278 |
| Davcon Plumbing Inc 39 Jay St, Hamilton L9A 2R5 | (905) 318-2332 |
| Dave Hyslop Plumbing 12 Bigwin Rd #1, Hamilton L8W 3R4 | (905) 387-8602 |