Canadian Association of Petroleum Producers - The Canadian Association of Petroleum Producers (CAPP) represents Canada's upstream oil, oil sands and natural gas industry.
http://www.capp.ca/
Canadian Gas Association - CGA is the voice of Canada's natural gas distribution industry.
http://www.cga.ca/
Canadian Heavy Oil Association - Canadian association for those employed in, or associated with, the heavy oil and oil sands industries.
http://www.choa.ab.ca/
Canadian Oilwell Drilling Contractors - Canadian Association of Oilwell Drilling Contractors containing information about their policies, rules and much more.
http://www.caodc.ca/
