Industries List
| Name | Province | City |
|---|---|---|
| Sialco Materials LTD - Sialco Materials LTD. | British Columbia | Delta |
| Siège social - Omnichem inc. | Quebec | Montréal |
| Siège social et usine de fabrication - Pharmascience Inc. | Quebec | Montréal |
| Siemens Transformateurs Canada Inc. - Siemens Transformateurs Canada Inc. | Quebec | Trois-Rivières |
| Sierra Sour Gas Plant - NTE Energy Canada Ltd | British Columbia | Sierra |
| Sifto Canada-Goderich Mine - Compass Minerals Canada Corporation | Ontario | Goderich |
| Sifton Modeste Oil Battery 16-18 - Ricochet Oil Corp. | Alberta | Drayton Valley |
| SigmaPoint Cornwall - SigmaPoint Technologies Inc. | Ontario | Cornwall |
| Sil Industrial Minerals Lamont Plant - 543077 Alberta Ltd. | Alberta | Bruderheim |
| Silfab Solar Inc. - Silfab Solar Inc. | Ontario | Mississauga |
