Find the Best HVAC Contractors in Hartford, CT

A Plus HVAC is a Westfield, MA-based family-owned HVAC and electrical contractor serving residential and commercial clients since 2006. The company specializes in AC installation, heating repair, electrical services, and indoor air quality solutions, prioritizing customer satisfaction through licensed, insured technicians. As a Carrier Factory Authorized Dealer and Mitsubishi Diamond Dealer, they combine advanced technology with 24/7 emergency services to ensure year-round comfort for Western Massachusetts residents.

M J Fahy & Sons is a premier plumbing, heating, and air conditioning contractor serving residential and commercial clients across Connecticut. Established in 1890, we provide expert installation, repair, and maintenance services for plumbing systems, HVAC solutions, fire protection, and industrial process piping. Our commitment to quality, reliability, and customer-centric service has made us a trusted choice for homeowners, developers, and institutions seeking professional expertise.

Hurley & David provides comprehensive HVAC, electrical, and plumbing services for residential customers in Massachusetts, emphasizing 24/7 emergency support, expert technicians, and over 60 years of experience in system repairs, installations, and energy efficiency solutions.