About Us

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Bahnson Mechanical Systems (BMS) is the core descendant of the original Bahnson Company, which has a long, distinguished heritage that began over 100 years ago, in 1915, by providing humidity controls and systems for the tobacco industry and textile manufacturers. 

Over the years, we’ve evolved into a full-scale, design-build mechanical contractor that serves the industrial, life science, advanced manufacturing, and mission critical markets.

Our capabilities can support the entire lifecycle of a mechanical construction project from design to construction, as well as maintenance and service of mechanical equipment after installation. Our expertise includes:

  • Design-Build and Design-Assist
  • Value Engineering
  • Process and Comfort HVAC
  • Process Piping
  • Prefabrication and Modularity
  • Process and HVAC Controls
  • HVAC Equipment Service
  • Preventive Maintenance