| Business | Phone |
| N A Engineering Assoc Inc 336 Ontario St, Stratford N5A 3H8 | (519) 273-3205 |
| R J Burnside & Assoc 332 Lorne Ave E, Stratford N5A 6S4 | (519) 271-5111 |
| Rj Burnside & Assoc Ltd 332 Lorne Ave E, Stratford N5A 6S4 | (519) 273-2700 |
| V R3 Engineering 65 Cherry St, Stratford N5A 2E9 | (519) 273-6660 |
| Burnside Structural & Bldg 332 Lorne Ave E, Stratford N5A 6S4 | (519) 645-6700 |