Industries List
| Name | Province | City |
|---|---|---|
| ROCTEL MANUFACTURING - Roctel Manufacturing Ltd. | Ontario | Guelph |
| ROLL SURFACE TECHNOLOGIES INC. - Roll Surface Technologies Inc. | Ontario | Grimsby |
| ROLLS-ROYCE CANADA - LACHINE - Rolls-Royce Canada | Quebec | Lachine |
| Rollstamp - 141 Staffern Dr. - Magna Exteriors Inc. | Ontario | Vaughan |
| Rollstamp - 254 Centre Street - Magna Exteriors Inc. | Ontario | Richmond Hill |
| Rollstamp - 90 Snidercroft Rd. - Magna Exteriors Inc. | Ontario | Concord |
| ROPAK - Oakville - Ropak Canada Inc. | Ontario | Oakville |
| Ropak Packaging Northwest - Ropak Canada Inc. | British Columbia | Langley |
| Roquette Canada Ltd.- Portage La Prairie - Roquette Canada Ltd. | Manitoba | Portage La Prairie |
| Rose Creek 6-7-73-6w5 Ggs - HARVEST OPERATIONS CORP. | Alberta | Buck Lake |
