Suncor Energy (SU) is the largest Canadian energy company in market capitalization, in profits and in revenues. It is the owner of Petro-Canada gas station in Canada. Suncor Energy has oil producing assets in many countries in the world while having their largest reserves in the oil sands of Alberta. Their current plans see them growing their oil capacity all the way through 2020 while focusing on reducing their cost of operations and extractions where possible.
They have been generous to shareholders with a very generous dividend increase in 2013 and a $2B share buyback plan.