| Business | Phone |
| Greystone Project Management 75 Main St W #10, Huntsville P1H 1X1 | (705) 789-1418 |
| Huntsville Construction Co Ltd 116 Lindgren Rd E, Huntsville P1H 1Y6 | (705) 789-2228 |
| Innovative Builders 25 Mary St E #6, Huntsville P1H 1W4 | (705) 789-7580 |
| J M Construction Rr 4, Huntsville P1H 2J6 | (705) 789-8231 |
| Lovegrove Construction 77 Centre St N #4, Huntsville P1H 1T4 | (705) 789-6286 |
| Muskoka Building & Contracting 786 Fowlers Rd, Huntsville P1H 2N5 | (705) 789-3835 |
| Parabola Construction Co Ltd 116 Lindgren Rd W, Huntsville P1H 1Y2 | (705) 789-2229 |
| R & G Construction 15 Cliff Ave, Huntsville P1H 1G1 | (705) 789-8900 |
| Bert French & Son Ltd 17 Knotty Pine Trail, Huntsville P1H 1S9 | (705) 788-3141 |
| Syd Cornwell Excavating 685 Muskoka Rd 3 N, Huntsville P1H 1E1 | (705) 789-9728 |
| Build Class Building Systems 233 Highway 60, Huntsville P1H 1C2 | (705) 789-2985 |