Deere Power Systems Group
Industrial, off-road and marine diesel engines, CNG truck and bus engines
Kubota Canada Ltd. Engine Division
Clean emission diesel engines
- ACME Motori S.r.l.
- AGCO Sisu Power
- American Diesel Corporation
- American Honda Motor Co.
- Arrow Engine Company
- Basant Products India
- Bernard Moteurs
- Beta Marine Ltd.
- Briggs & Stratton
- Buck Diesel
- Buck’s Engines
- Bukh A/S
- Caterpillar Inc.
- Changfa Group (China)
- C.M.D.
- Crusader Engines
- Cummins Inc.
- Cummins Natural Gas Engines
- Cummins Westport Inc.
- Daytona Marine Engine Corp.
- Detroit Diesel Corporation
- Deutz AG
- Doosan Infracore Co.
- Fairbanks Morse Engine
- Farymann North America
- GE Energy
- GE Jenbacher AG
- GM Powertrain
- Grupo Guascor
- Hatz Diesel of America, Inc.
- Hino Motors Ltd.
- Isotta Fraschini
- Isuzu Motors America
- Iveco
- JCB Power Systems
- Kawasaki Motors Corp.
- Kioti Engines
- Kirloskar Oil Engines Ltd.
- Kohler Co.
- Kubota Engine America
- Liebherr
- Linamar
- Lister-Petter
- Lombardini
- Mack Trucks, Inc.
- Malloys India
- MAN Diesel & Turbo
- Mazda Motor
- Mercedes-Benz AG
- Mirrlees Blackstone Ltd.
- Mitsubishi Engine
- Motosan A.S. (Turkey)
- MTU Detroit Diesel
- Natural Gas Engines (NGE)
- Navistar Engine Group
- Nissan Industrial Engines
- Northern Lights Inc.
- Pancar Motor (Turkey)
- Peninsular Engines Inc.
- Perkins Engines
- Power Solutions International (PSI)
- PSA Peugeot Citroen
- Robin America, Inc.
- Roush Industries
- Scania CV AB
- SRC Power Systems
- Tecumseh Power Company
- Tognum AG
- Two Stroke International
- Volkswagen AG
- Volvo Penta
- Volvo Trucks North America
- Wartsila
- Waukesha Engine Division
- Westerbeke Corporation
- Westport Innovations Inc.
- Wisconsin Motors
- Yanmar
- Zenith Power Products