| Business | Phone |
| Huntsman Corp Canada Inc 256 Victoria Rd S, Guelph N1E 5R1 | (519) 824-3280 |
| Lok-Air Inc 50 Crimea St, Guelph N1H 2Y6 | (519) 836-2632 |
| Roberts On Guard Products Ltd 490 York Rd, Guelph N1E 6V1 | (519) 824-4744 |
| Chemcentral Canada 555 Southgate Dr, Guelph N1G 3W6 | (519) 826-7666 |
| Crompton Co Cie 120 Huron St, Guelph N1E 5L7 | (519) 822-3790 |
| Flochem Rr 7 Stn Main, Guelph N1H 6J4 | (519) 763-5441 |