| Business | Phone |
| Inter Medico 50 Valleywood Dr, Markham L3R 6E9 | (905) 470-2520 |
| Intersciences Inc 169 Idema Rd, Markham L3R 1A9 | (905) 940-1831 |
| Microview Canada 475 Cochrane Dr #12, Markham L3R 9R5 | (905) 475-4262 |
| Can-Trol Environmental Systems 391 Steelcase Rd W #22, Markham L3R 3V9 | (905) 415-8141 |
| Commercial Air Compressor Ltd 221 Denison St, Markham L3R 1B5 | (905) 415-7744 |
| Esbe Scientific Research 80 Mcpherson St, Markham L3R 3V6 | (905) 475-8232 |
| Fisher Scientific 145 Renfrew Dr #119, Markham L3R 9R6 | (905) 479-8700 |
| Labequip Ltd 170 Shields Court #2, Markham L3R 9T5 | (905) 475-5880 |
| Labequip Limited 170 Shields Court, Markham L3R 9T5 | (905) 475-5880 |