| Business | Phone |
| Acres International Ltd 325 Vulcan Ave, Sydney B1P 5X1 | (902) 564-5583 |
| Adi Ltd 70 Crescent St #106, Sydney B1S 2Z7 | (902) 562-2394 |
| Amec 55 Townsend St, Sydney B1P 5C6 | (902) 564-1110 |
| Neill & Gunter 329 George St, Sydney B1P 1J7 | (902) 539-5157 |
| Strum Engineering Assoc Ltd 401 Esplanade, Sydney B1P 1B2 | (902) 562-3311 |
| Cbcl Limited 50 Dorchester St, Sydney B1P 5Z1 | (902) 539-1330 |
| Conestoga-Rovers & Assoc 295 George St #102, Sydney B1P 1J7 | (902) 564-3313 |
| Crolon Engineering 111 Curry St, Sydney B1L 1G8 | (902) 565-8005 |
| Dillon Consulting Ltd 275 Charlotte St, Sydney B1P 1C6 | (902) 562-9880 |
| F C O'Neill Scriven & Assoc 161 Townsend St, Sydney B1P 5E3 | (902) 562-8090 |