| Business | Phone |
| Instrumar Limited 39 Pippy Pl #300, St John's A1B 3X2 | (709) 726-8460 |
| R W Tiller Structural Engineer 50 Hamlyn Rd #403, St John's A1E 5X7 | (709) 687-8153 |
| Terra Lab Engineering Inc 85 Thorburn Rd #201, St John's A1B 3M2 | (709) 738-7979 |
| Torngait Services Inc 240 Water St #302, St John's A1C 1B7 | (709) 722-4500 |