| Business | Phone |
| Philip Analytical Svc 5555 North Service Rd, Burlington L7L 5H7 | (905) 332-8788 |
| Serotech Laboratories Ltd 4380 South Service Rd, Burlington L7L 5Y6 | (905) 637-2814 |
| Bodycote Mat'L Testing Otl 1440 Grahams Lane #9, Burlington L7S 1W3 | (905) 631-7785 |
| Fluid Life Corp 4129 Harvester Rd #M, Burlington L7L 5M3 | (905) 333-7100 |