"Canadian" oil firms.

The board of the main O&G lobby group, CAPP, is primarily filled by members of foreign owned corporations.

My research discovered that a little over 75 per cent of CAPP’s board members represented corporations that were fully or mainly foreign-owned. Of the 48 corporations on CAPP’s board, 30 were confirmed to be fully or majority foreign-owned, while seven more are very likely majority foreign-owned.

[...]

The 2018 Elections Modernization Act forbade foreign third parties from participating in elections and incurring expenses for activities during pre-election and election periods.[1] Third parties may not use funds for a regulated activity “if the source of funds is a foreign entity.”[2] Yet, Elections Canada left a loophole as wide as a prairie sky. According to the Act, foreign entities include “corporations outside Canada,” but not foreign-owned corporations with headquarters in Canada.[3] Most foreign-owned oil corporations list their headquarters in Calgary. Setting up shop inside Canada has long been a way for foreign corporations to pose as Canadian.

Polls suggest the investment they're making in Canadian politics has a good chance to pay dividends, it's not surprising they are playing wait and see.

They know a conservative government has no plans to do anything at all about climate change. A CPC government will not just prevent progress, but actively accelerate climate change. Pierre was part of Harper's government, who did such a bad job (sector by sector regulatory approach, repeat) that Canada was on track not only to miss our targets , but also start increasing our GHG output. If it wasn't for electing Trudeau in 2015, we'd still be on that path and the thing about conservatives is they're perfectly willing to put us back on it.