Linde BOC

• Member

Noble Energy, Inc. Oil and natural gas exploration and production

• Member

Laredo Petroleum

• Member

Ovintiv One of the largest independent gas companies in the world

• Member

Chesapeake Energy Natural gas producer

• Member

Apache Corporation Oil and natural gas exploration and production company headquartered in Houston, Texas.

• Member

Westport Innovations Inc

• Member

Heil Environmental

• Member

Cummins Westport

• Member

Blue Bird Corporation Provides school buses and related parts. Revenues are $1 billion.

• Member

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