Green Building

Our staff includes geothermal HVAC experts with IGSPA accreditation. We have been involved in water/air and water/water geothermal systems with as many as 150 wells. MS Johnston Company has vast knowledge in Indoor Air Quality (IAQ) products as well as green building components. We have experience with LEED requirements and have been involved with several LEED certified projects.

Geothermal equipment, installation
Geothermal installation in a residential home

HVAC – Air Conditioning – Food Service Equipment