| Business | Phone |
| Kapp Construction Ltd 114 Bowes Rd, Concord L4K 1J8 | (905) 760-9143 |
| Kapp Construction Ltd 71 Buttermill Ave, Concord L4K 3X2 | (905) 738-8640 |
| Bishop Construction 75 Fernstaff Crt, Concord L4K 3R3 | (905) 738-5600 |
| Thorncrete Limited 381 Spinnaker Way, Concord L4K 4N4 | (905) 669-4982 |
| Bridgecon Construction Ltd 989 Creditstone Rd, Concord L4K 4N7 | (905) 738-4139 |
| Con Strada Construction 30 Floral Pky, Concord L4K 4R1 | (905) 660-6000 |
| Econo Excavating & Paving Co 272 Bradwick Dr, Concord L4K 1K8 | (905) 669-2337 |
| G Tari Ltd 177 Creditstone Rd, Concord L4K 1N5 | (905) 660-0880 |