Heating &
Air Conditioning

You want your home and business environments
to be comfortable. Trust H.I.M. Mechanical Systems
to install or repair your heating and air conditioning
system. We work with a variety of brands, including
Carrier and Luxaire.

Refrigeration &

We specialize in installation and maintenance
of refrigeration and ventilation systems for restaurant
kitchens and other commercial applications.

Emergency Service

Is your heating or air conditioning system on the fritz?
H.I.M. offers 24-hour emergency services, as well as
repairs by appointment. To keep your HVAC systems
running at peak performance, contact us about setting
up a regular maintenance program.

H.I.M. Mechanical Systems

H.I.M. Mechanical Systems, Inc. is a heating, air conditioning, ventilation, and refrigeration contracting company serving commercial and residential customers. Our service area includes: Rhode Island, Southeastern MA (to Hyannis), North of Boston to 495, Metrowest to Worcester.

We offer free estimates on installations.

For 24-hour Emergency Services or to Schedule an Appointment, call 508-697-5000.

Air Conditioning

We offer installation and repairs on Central AC and ductless systems, featuring brands such as Carrier and Luxaire.


We provide installation of heat pumps, boilers, and gas furnaces, and we repair all variety of heating systems.


We specialize in ventilation for commercial applications, such as kitchen exhaust systems and mechanical room ventilation.

Commercial Refrigeration

From walk-in coolers and freezer boxes to display coolers and ice makers, we can handle all of your commercial refrigeration needs.

Data Centers & Clean Rooms

Massachusetts is an ever-growing hotbed of high-tech facilities. Trust H.I.M. with your specialty HVAC requirements.


Properly-sized ductwork provides balanced air flow to your home or workspace, as well as savings in your energy bill.