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SpecialtiesProudly Serving Worcester County Alpha Heating & Air Conditioning in Bolton, MA serves residential, commercial and industrial customers. We service all major brands of heating and cooling systems for commercial and residential applications. We are located in central Massachusetts and we service all of Massachusetts and Rhode Island.We specialize in Air Conditioning & Heating,and have over 30 years experience. We provide free estimates, and provide 24 hour emergency service.We are proud to have the following certifications and affiliations - Insured.

Grinnell Mechanical Inc. offers a wide variety of design and installation services for all types of heating, ventilation and air conditioning (HVAC) systems. The company offers many HVAC/R Services and Scheduled Maintenance programs. Grinnell Mechanical Inc. specializes in the design and installation of heat pumps, boilers and heat systems, roof top air conditioning units, and facility-wide and computer room air conditioning systems. Grinnell Mechanical Inc. provides services in the field of refrigeration, rigging, piping and welding. Its scheduled maintenance program includes improved productivity, reduced equipment failure, and consistent equipment and improved indoor air quality. The company designs and installs HVAC systems for new buildings and renovation.