| StockExchange | name | official name | predecessor | chief executive officer | chairperson | logo | equity | assets | net profit | operating income | image | date founded | Employees | country of origin | city Headquarters | administrative division Headquarters | country Headquarters | continent Headquarters | Market capitalization | Parent | Products | Revenue | date dissolved | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CNOOC Petroleum North America ULC | Saskatchewan Oil & Gas Corporation | 12/07/1971 | Calgary | Alberta | Canada | Americas | CNOOC Limited | Website |