CAD Railway Industries - ESDC
Testing, research and development of medium speed diesel engines—Fuel and lubricant analysis
California Environmental Engineering (CEE)
Engine & vehicle emissions testing
Cambustion Ltd.
Fast emissions analysers—Automotive emissions consultancy, development and testing
Olson EcoLogic Engine Testing Laboratories
Engine & vehicle emissions testing
Sensors, Inc.
Portable emissions measurement systems (PEMS)—SEMTECH ECOSTAR emissions analyzers—Emissions testing services
ServoTech Engineering
Control systems for SCR catalysts and particulate filters—Urea dosing systems—Emission testing and R&D
Southwest Research Institute
Engine design—Diesel engine development—Fuels, lubricants, and emissions research and testing
- Advanced Centre for Automotive Research & Testing (ACART)
- Advanced Testing & Engineering
- Air Testing Services (ESW)
- Analytical Engineering
- Analytical Testing Services
- Argonne National Laboratory
- ASG Analytik-Service GmbH (Germany)
- Automobile Club of Southern California
- Automotive Research Association of India
- Automotive Research & Testing
- Automotive Research Association of India (ARAI)
- Automotive Testing & Development Services
- Automotive Testing Laboratories
- BC Research
- Bosmal Automotive Research and Development Institute
- CAD Railway Industries - ESDC
- California Environmental Engineering
- CANMET Mining Research Laboratories
- CANMET Energy Technology Centre
- Clayton Group Services
- Clean Air Engineering
- Clean Air Vehicle Technology Center
- Colorado School of Mines
- Compliance and Research Services
- Defiance Testing & Engineering
- DELPHI Customer Technology Center
- Edelbrock Corporation
- Emission Test Facility UK Ltd
- Environment Canada, River Road Centre
- Environmental R&D Corp.
- Environmental Testing Corporation
- Exova Canada
- FORTH/CPERI (Greece)
- Fuel Management Systems
- FuelOnly Inc.
- Graz University of Technology
- Hyundai Calibration and Certification
- Intertek Automotive Research
- Lund University, Combustion Engine Division
- Michigan Automotive Research Corporation
- Michigan Technological University, Engines & Air Pollution
- Millbrook Proving Ground Ltd.
- MTC (Sweden)
- National Institute for Occupational Safety and Health
- NCVECS, Colorado State University
- Nevada Automotive Test Center
- Northern California Diagnostic Laboratories
- Oak Ridge National Laboratory, Advanced Propulsion Technology Center
- Occupational Health and Safety Research Institute (IRSST)
- Olson EcoLogic Engine Testing Laboratories
- Orbital Engine Co.
- PEUS-Testing
- RDW (The Netherlands)
- RJ Lee Group
- RWTÜV Fahrzeug
- Samsung Advanced Institute of Technology
- SGS Societe Generale de Surveillance S.A.
- Shell Global Solutions, Engine and Vehicle Testing (Germany)
- Shell Global Solutions, Engine and Vehicle Testing (UK)
- Stockholm University, Analytical Chemistry
- TNO
- TÜV Automotive GmbH
- Transportation Research Center Inc.
- University of California Riverside, CE-CERT
- University of Leeds
- University of Minnesota, Center for Diesel Research
- University of Wisconsin-Madison, Engine Research Center
- Vehicular Testing Services
- Wallace Environmental Testing Lab
- Weber State University
- Weslake Developments
- West Virginia University