What We Do

Mechanical Equipment, Inc (MEI) entered the stationary engine emission control market in 1980. Our business is manufacturing and sales of stationary engine emission control equipment and related services. Listed below are products and services provided by MEI.


  • Catalytic Converters – NSCR, 3-way and Oxidation Systems

  • Combination Catalytic Converter/Exhaust Silencers

  • Automatic Air/Fuel Ratio Controllers

  • Aftermarket Catalyst Elements

  • Exhaust Explosion Relief Valves

  • CAM and MACT Monitoring Systems


  • Federal and State Emission Compliance Testing

  • Emission Performance Testing

  • Emission Control System Field Installation

  • Catalyst Regeneration and Repair

  • Emission Control Consultation Services

Our management, sales and testing personnel possess extensive stationary engine applications, performance and maintenance backgrounds. This background makes us a performance oriented company and our experience provides us with the ability to provide unparalleled application support. Thank you for your interest in our products and services.

Have Questions?

We invite you to reach out to our team if you have any questions regarding our business or the services we provide.