Residential and Commercial Services


We offer new installs and repairs on most residential and commercial makes and models.  We also have an annual fall service schedule, to reduce the number of no heat calls to our winter customers.  We offer system consulting for every kind of home and business so you can be sure you’re getting the right system for your needs.

Air Conditioning

We offer new system installs and repairs.  We also have an annual spring service on our central air system customers and are available for service calls throughout the summer.  Contact us today to speak with an expert!


We install new Ducts and repair old ones.  Need a roof vent or roof fan?  Call us today to talk about the ventilation of your home or business.  We are here to answer any questions and provide support on any issues you are experiencing.

Customer Care


Company History

JR Comerford and Son is one of the oldest HVAC contractors in Oswego County.  From our small beginnings in 1916, we have grown to be the accomplished and well-known company that we are today.  We specialize in Commercial and Residential Heating Ventilation and Air Conditioning Services in the Greater Oswego Area.  We pride ourselves in knowing that each member of our team puts the customers' needs first.  Our goal is to help you make the best decisions regarding the climate of your working and/or living conditions.  We consider dozens of options, brands, and models to find a unique and affordable solution, tailored to your individual need.  There's no commitment, contact us today, and let us prove our exceptional expertise and customer care!


Contact Us Today

Visit our Offices24 Ohio Street Oswego NY 13126
Call Us to speak with one of our Expert Technicians.13153434030
Email Us for General Inquiriesmarketing.jrcomerford@gmail.com

Heating Facts

estimated percentage you can save on heating bill for every degree on the thermostat
estimated percentage of U.S. homes with poorly installed duct work
estimated percentage you can save with a programmable thermostat
estimated percentage of no heat calls due to lack of maintenance

Meet Our Team