Lista de empresas
| Name | Province | City |
|---|---|---|
| Hopedale Diesel Generating Station - Newfoundland and Labrador Hydro | Terranova y Labrador | Hopedale |
| Horizon Oil Sands Processing Plant and Mine - Canadian Natural Resources Limited | Alberta | Fort McMurray |
| HORIZON PLASTICS INTERNATIONAL - Horizon Plastics International | Ontario | Cobourg |
| Horn River Comp Stn c-067-K - Ovintiv Canada ULC | Columbia Británica | Fort Nelson |
| Horse 16-17-058-26-W5 - Tourmaline Oil Corp | Alberta | Calgary |
| Horse Sweet Gas Plant 14-23-058-26W5 - Canadian Natural Resources Limited | Alberta | Fox Creek |
| HORSESHOE LK 03-21-039-05W400 - West Lake Energy Corp | Alberta | Metiskow |
| HORSESHOE LK 15-30-39-5W406 (2-6) - West Lake Energy Corp | Alberta | Metiskow |
| HORSESHOE LK 3-28-39-5W4 (SURF 1-29) - West Lake Energy Corp | Alberta | Metiskow |
| Horsham Compressor Station 04-36-016-29W3 - Canadian Natural Resources Limited | Saskatchewan | Horsham |
