Commercial Cooling & Heating
For your business or facility in Maryland and beyond
GMS is among the top commercial HVAC companies in Maryland providing a comprehensive range of heating and cooling services to meet all of your commercial AC/heater installation, replacement, repair, and maintenance needs. We believe that properly designed, installed and maintained commercial HVAC systems conserve energy, cut absenteeism and increase productivity.
We have been designing, building and maintaining commercial heating and cooling units across the U.S. since 1998. Whether you’re looking to set up a preventative maintenance contract, replace or supplement an existing commercial air handling system, or would like to find out how to make your HVAC systems more efficient and extend their life, GMS can meet your needs.
Need Installation, Maintenance or Repairs?
Commercial HVAC Services
HVAC Design, Installation & Retrofit Services
Commercial air handling units, rooftop packaged units, indoor packaged units, water cooled packaged units
Cooling towers, chillers and split system
Ultra-efficient ductless & ducted, scalable VRF solutions
Renovation and retrofit mechanical systems
Other HVAC Services
HVAC equipment assessments and upgrades
Industrial Heater & Chiller Rentals
GMS is a certified Mitsubishi Diamond Commercial Contractor. We can help you solve the toughest HVAC challenges including occupant comfort, design and energy efficiency.
The Time for VRF is Now
The need for energy efficient HVAC systems has never been greater. As efficiency standards continue to become more stringent, VRF provides a solution that leaves conventional HVAC systems struggling to catch up.
All Types of Buildings
The needs of your building dictate the type of HVAC system you can consider. The flexibility and efficiency of VRF make it a great choice for virtually any application.
View Case Studies.
24/7/365 Emergency HVAC Services & Repair
Our experts are standing by to address your Commercial HVAC emergency.
Preventative HVAC Maintenance
Avoid costly repairs with preventative HVAC maintenance. Increase energy efficiency and extend the life of your equipment.