InterGen is owned jointly by the Ontario Teachers' Pension Plan and China Huaneng Group/Guandong Yudean Group.
China Huaneng Group
China Huaneng Group is the largest power generator in the world operating more than 240 power plants in China. CHG also owns 100% of Tuas Power Group in Singapore, totaling a combined capacity of 155 GW.
Guangdong Yudean Group
Guangdong Yudean Group is a power generation enterprise with the largest market share in China Southern Power Grid.
Ontario Teachers' Pension Plan
Ontario Teachers' Pension Plan is one of Canada's largest pension funds with more than $140 billion under management.