M.S. Johnston has been the mechanical contractor for Middletown, MD since 1932. Our records show 4 completed projects in Middletown, including 2 commercial HVAC projects, 2 commercial refrigeration projects. Our service trucks have run 51 calls to Middletown businesses, so the technician who arrives has usually been to the building before.
What we do in Middletown
- Commercial HVAC — design, installation, and service
- Commercial refrigeration — design, installation, and service
- Emergency service for refrigeration and rooftop equipment
- Mobile refrigeration rentals when a walk-in goes down
Work we have completed in Middletown
A sample of commercial projects in and around Middletown:
Why Middletown businesses call us
One contractor covers the whole building. The rooftop units, the walk-in cooler, the kitchen line, and the ductwork that ties them together all come from the same company, fabricated in our own sheet metal shop. When something fails you make one call instead of three, and nobody argues about whose equipment it is.
We are the longest-tenured York dealer in the world, and we have been doing this from the same Hagerstown address since 1932. That matters in Middletown because the buildings we service, we often installed.