AVL LIST GmbH
Development of powertrain systems—Engine instrumentation and test systems—Emission analysis systems—Advanced simulation technologies
Cambustion Ltd.
Fast emissions analysers—Automotive emissions consultancy, development and testing
Dekati Ltd.
Instruments for particulate emissions measurements—Particulate size distributions—Exhaust sample conditioning
Ecom America Ltd.
Portable emission analyzers—Measurement of CO, NOx, O2, SO2, hydrocarbons, smoke density
Horiba Engine Measurement Division
Gas and particulate matter analyzers—Dilution tunnels—Emission testing systems
MAHA Maschinenbau Haldenwang GmbH & Co. KG.
Particle measurement unit MPM 4: Portable laser-technology instrument for diesel and gasoline exhaust measurements.
MKS Instruments, Inc.
High speed FTIR analyzers for measurement of multiple gas species in automobile, diesel and catalyst exhaust
Sensors Inc.
On-road, in-use emission testing systems—OEM gas analyzers—Opacity meters
Sierra Instruments, Inc.
Laboratory micro-dilution tunnels for sampling of diesel particulate matter—Engine intake air meters
Testo Inc.
Handheld emission and combustion analyzers
TSI Incorporated
Instruments for particulate number and size distribution measurements: CPC, SMPS, EEPS
Robert H. Wager Co., Inc.
Diesel smoke opacity meters and smoke indicators for diesel trucks, buses and marine applications
- Able Emissions
- AEM Systems Inc.
- Air Instruments & Measurements
- Analygas Systems
- Analytical Process Systems
- Argus Environmental Monitoring
- Atmo-Seal Engineering
- AutoLogic
- California Analytical Instruments
- Cambustion Ltd.
- Classic Filters
- Clean Air Technologies International
- Climatic Testing Systems
- Conspec Controls
- Datatest Inc.
- DeJaye Electronics
- Detroit Flexible Metal
- EcoChem Analytics
- Energy Efficiency Systems
- EnviroServ, Inc.
- Galio Industrial Development
- Global Emission Testing Products
- GRIMM Aerosol Technik GmbH
- Environnement S.A (France)
- Hartridge Test Products
- J.U.M. Engineering GmbH
- K2BW Environmental Equipment Co.
- Magee Scientific
- Matter Engineering AG
- Met One Instruments
- Michigan Product Specialties
- MKS Instruments, Inc.
- Nicolet Instrument Corporation
- Netel Chromatographs
- Nova Analytical Systems
- NOVA MMB Messtechnik GmbH
- Novatech Controls, Inc.
- Optomonitor Inc.
- Parker Hannifin (UK) Ltd.
- Peus-Systems
- Pierburg Instruments
- Protech div, Seltec srl
- Protech USA
- Rosemount Analytical
- Scott Specialty Gases
- Sensors Inc.
- Shimadzu Corporation
- Siemens Energy & Automation
- Siemens Laser Analytics AB
- Signal Group
- SPX Corporation
- Tecnotest
- Telonic Berkeley, Inc.
- Thermo Electron Corporation: Environmental Monitoring
- TSI Inc.
- Testo GmbH
- Thermo Environmental Instruments Inc.
- United Filtration Systems
- V&F Instruments
- Webber EMI