The biggest owner of timberland in North America

Canada's largest freight railroad, provides service throughout North America

Natural gas pipeline company

Provides life and health insurance. Revenues are $13 billion.

Engineering/Construction

Canadian investment management firm founded by Gerry Schwartz

Large, diverse provider of technical and construction services.

One of the largest energy infrastructure companies in North America.

Petroleum refinery company

Canadian multinational specialty pharmaceutical company

Cement maker

Parent company of American Airlines

Largest health care company in the world

Parent company of Union Pacific Railways