Toronto Maple Leafs
From WikiTO - The Toronto Wiki
The Toronto Maple Leafs play games at the Air Canada Centre
The Maple Leafs are the most profitable and valuable franchises in the National Hockey League. Forbes pegged the worth of the franchise at $488M in 2008. All of this is despite the fact that the team has not won a championship for over 40 years (since 1967).
They are owned by Maple Leafs Sports and Entertainment.