| Business | Phone |
| K H Davis Consulting Ltd 1425 Bayview Ave, East York M4G 3A9 | (416) 489-1228 |
| Kaj Engineers Inc 13 Torrens Ave, East York M4K 2H9 | (416) 429-9780 |
| Krueger Engineering 25 Nesbitt Dr, East York M4W 2G2 | (416) 923-5003 |
| Mie Consulting Engineers 146 Laird Dr #306, East York M4G 3V7 | (416) 424-2675 |
| G J Mac Dowall Assoc 416 Moore Ave, East York M4G 1C9 | (416) 410-1553 |