Westport Innovations Inc. operates in the Motor vehicle parts and accessories sector. Westport Innovations Inc. (Westport) is a provider of engine and fuel system technologies utilizing gaseous fuels. The Company's technology and products enable light- (2.4 liter), medium- (5.9 to 8.9 liter), heavy-duty (11 to 16 liter) and high-horsepower (greater than 16 liter) petroleum-based fuel engines to use primarily natural gas. The Company leverages its technology by partnering with diesel engine and truck original equipment manufacturers (OEMs) to develop, manufacture and distribute its engines to a group of global truck and bus OEMs. The Company's business operates in three segments: Cummins Westport Inc. (CWI) which serves the medium- to heavy-duty engine markets; Juniper Engines Inc. (Juniper) which designs, produces and sells high-performance alternative fuel engines, and Other which includes Westport Heavy Duty (Westport HD). In July 2011, it acquired Emer S.p.A. In October 2011, the Company acquired Alternative Fuel Vehicle Sweden AB (AFV). In our complete report available for purchase the company is compared to: Exco Technologies Ltd, Azure Dynamics Corporation and AG Growth International Incorporated.