| Business | Phone |
| Hendershot Research Conslnts 105 Main St E #1010, Hamilton L8N 1G6 | (905) 528-6523 |
| Laser Marketing Research Inc 201 James St S, Hamilton L8P 3A8 | (905) 523-8008 |
| Mis Research 1227 Barton St E, Hamilton L8H 2V4 | (905) 549-4241 |
| Nu Brands 100 King St W #1060, Hamilton L8P 1A2 | (905) 528-8361 |
| Prospec Marketing 102 George St, Hamilton L8P 1E2 | (905) 523-0926 |
| Canadian Viewpoint Inc 75 Centennial Pky N, Hamilton L8E 2P2 | (905) 560-0854 |