| Business | Phone |
| Ken Mason Insulation 1214 Stone Church Rd E #1b, Hamilton L8W 2C7 | (905) 387-0951 |
| Mc Gowan Insulations 194 Parkdale Ave N, Hamilton L8H 5X2 | (905) 549-1844 |
| Oblender Insulation Inc 58 Earl St, Hamilton L8L 6L2 | (905) 544-1023 |
| Scotco Insulation 47 Rutledge Crt #20, Hamilton L8W 3H7 | (905) 574-2040 |