| Business | Phone |
| Bopit Construction 7750 Birchmount Rd, Markham L3R 0B4 | (905) 940-9092 |
| Waterproofing/Markham Contractors/Waterproofing Markham,Unionville,Scarborough,Richmond Hill, Markham L3R 5J9 | (905) 737-0158 |
| Waterproofing/Markham Contractors/Waterproofing 1-888-474-7101 Markham, Unionville, Scarborough, Richmond Hill, Markham L3S 3K1 | (888) 474-7101 |
| Waterproofing/Markham Contractors/Waterproofing Markham,Unionville,Scarborough,Richmond Hill, Markham L3R 5J9 | (905) 737-0158 |
| Aquaseal Basement Waterproofing Markham Markham,Unionville,Scarborough,Richmond Hill, Markham L3R 5J9 | (905) 737-0158 |