| Business | Phone |
| Agm Con Test 35 Mccleary Crt #15, Concord L4K 3Y9 | (905) 760-9322 |
| Anamol Labs Ltd 83 Citation Dr #9, Concord L4K 2Z6 | (905) 660-1225 |
| Healthgene Corp 3300 Highway 7, Concord L4K 4M3 | (905) 669-5399 |
| Ramatek Inc 391 Edgeley Blvd, Concord L4K 4A7 | (905) 660-0999 |
| Concord Analytical Svc Ltd 8540 Keele St, Concord L4K 2N2 | (905) 660-5171 |