Trusted HVAC Experts Since 1977 | Brennan Heating and Cooling
Brennan Heating & Cooling, Inc. has been a trusted name in HVAC repair, installation, and maintenance since 1977. Originally founded to deliver a fully computerized preventative maintenance program for facility managers, Brennan HVAC has grown into one of the most respected providers of heating and cooling services in Euclid, OH, and the surrounding areas.
With decades of experience in commercial, industrial, and residential HVAC systems, we offer a wide range of services backed by a knowledgeable, highly trained team. From design-build HVAC systems to emergency HVAC repair, we are proud to deliver top-tier workmanship, innovative technology, and unmatched customer service.
Leading the Way in Commercial Preventive HVAC Maintenance
When it comes to commercial HVAC service contracts, Brennan Heating & Cooling stands out. Our customized, computerized preventative maintenance solutions combine technical expertise with cutting-edge technology to ensure your system stays running year-round.
We offer 24/7 HVAC repair, 365 days a year—so whether it’s routine service or an urgent issue, our team is always on call. Count on us to deliver reliability, energy efficiency, and peace of mind for your commercial property.
Design-Build HVAC Systems with Long-Term Value
Brennan HVAC is a recognized leader in design-build HVAC projects, a distinction earned through decades of innovative work. We design systems for maximum efficiency, reliability, and sustainability, incorporating the latest in green technology and cost-saving strategies.
From concept to installation and through ongoing preventative HVAC maintenance, our approach extends the life of your system while reducing energy costs and improving performance.
Residential HVAC Installation, Repair, and Maintenance
When it comes to your home, comfort is everything. Brennan Heating & Cooling provides full-service AC repair, furnace repair, and heating repair tailored to your home’s specific needs.
Our residential HVAC experts specialize in solving issues such as poor insulation, air quality concerns, allergies, and humidity control. Whether you need a new AC installation or reliable emergency furnace repair, we’re here to make your home more comfortable, safe, and efficient.
It All Starts With You
At Brennan Heating & Cooling, our mission is to build lasting relationships through unmatched service, performance, and trust. We begin by understanding your unique goals—whether you’re a homeowner, facility manager, or business owner.
From the simplest repair to the most complex HVAC installation, we collaborate with you every step of the way. Our engineers, designers, and technicians—leaders in their field—ensure you receive high-performance solutions built for reliability and efficiency.
