Industries List
| Name | Province | City | |
|---|---|---|---|
| Island Falls Power Station - Saskatchewan Power Corporation | Saskatchewan | Sandy Bay | |
| Island Filtration Plant - City of Toronto | Ontario | Toronto | |
| Island Gold Mine - Alamos Gold Incorporated | Ontario | Dubreuilville | |
| ITL CIRCUITS - ITL (Integrated Technology Ltd). | Ontario | Markham | |
| Ivaco Rolling Mills - Ivaco Rolling Mills 2004 L. P. | Ontario | L'Orignal | |
| J. Douglas Kline (Pockwock) Water Supply Plant - Halifax Regional Water Commission | Nova Scotia | Hammonds Plains | |
| J. H. Huscroft Ltd. - J.H. Huscroft Ltd. | British Columbia | Creston | |
| J.M. Champeau Inc - J.M. Champeau Inc. | Quebec | St-Malo | |
| J&K Die Casting Limited - J&K Die Casting Ltd. | Ontario | Scarborough | |
| Jackfish 1 10-28-075-06 W4M - Canadian Natural Resources Limited | Alberta | Conklin |
