See also:

• Science: Environment: Air Quality: Products and Services  (185)
• Science: Environment: Environmental Monitoring: Products for Sampling and Monitoring: Air  (83)

• Aerodyne Research, Inc. - Provides instrumentation and consulting for environmental air quality monitoring and measurements.
• Ecotech World Class Air & Water Monitoring - Specializes in ambient air and emissions monitoring instruments and provides solutions for process gas and water monitoring applications.
• Horiba Instruments, Inc. - Manufacturer and supplier of CEMS, ambient, and process gas instrumentation.
• Michigan Aerospace Corporation - Lidar based weather sensing systems and optical air data systems.
• NanoVapor Technologies - Specializes in safety, regulatory and environmental compliance markets, specifically in gas phase and aqueous phase waste stream control.
• Sunset Laboratory, Inc. - Designs and provides instruments for analysis of carbonaceous aerosol for both lab-based and semi-continuous field measurements.
• TSI Incorporated - - Designs and manufactures instruments used to measure flow, particulate, and other key parameters in environmental research.