Reliable and Affordable HVAC Service You Can Count On
Heating, cooling, pipe fitting, hydronics & more—with friendly service and dependable results. Proudly serving Barrie and communities across Ontario. No matter where you’re located, contact Brett to discuss your project! We’d be happy to see how Diamond Comfort Solutions can help.
Heating
Stay warm and comfortable through every Barrie winter with reliable heating solutions you can trust. Diamond Comfort Solutions provides expert furnace installation, repair, and maintenance tailored to your home or business. Our HVAC services are focused on efficiency, safety, and long-term performance—so you never have to worry when the temperature drops.
Cooling & Heat Pump Services
Beat the summer heat with dependable air conditioning & heat pump services designed for Barrie homes and businesses. From new AC installations to quick repairs and seasonal maintenance, Diamond Comfort Solutions delivers cooling systems that keep you comfortable all season long. Our HVAC services ensure your system runs efficiently while helping you save on energy costs.
Custom Projects
Bring your vision to life with tailored HVAC solutions built around your space. Diamond Comfort Solutions is qualified to handle custom construction, renovations, and retrofits—including relocating equipment, modifying ductwork, and integrating systems into new builds. Whether you’re upgrading or starting fresh, we deliver efficient, seamless results.
Our Mission & Values
Diamond Comfort Solutions is committed to delivering reliable, affordable, and high-quality Barrie HVAC services. We strive to provide honest service, expert workmanship, and lasting comfort for every home and business we serve.
Reliability
We show up when we say we will and get the job done right the first time. Our clients trust us to keep their homes and businesses comfortable year-round.
Honest Service
No upselling, no surprises. We believe in clear communication, fair pricing, and doing what’s best for the customer, not just the job.
Quality Workmanship
Every installation, repair, and service is completed with attention to detail and pride. We stand behind our work because quality matters.
Customer-First Approach
We treat every client like a priority. From the first call to the final check, we aim to make the process easy, stress-free, and dependable.
Brett Horner
Brett’s journey began as a teen at a summer camp in Northern Ontario, where he developed a passion for hands-on work learning how to use tools, build structures, and repair + maintain essential facilities around the site.
Driven by that passion, he pursued formal training in the skilled trades and attended Georgian College in Barrie to earn his HVAC certification. Over the years, he continued to expand his skills and experience by working across Ontario from Toronto to Muskoka, Oshawa to Niagara, and everywhere in between. He developing a strong reputation for quality workmanship, reliability, and attention to detail.
In 2025, he took the next step in his career by launching Diamond Comfort Solutions with the commitment to customer satisfaction on every project, helping homeowners and businesses with dependable, professional service.
Testimonials
Get Started Today!
Whether your system needs a quick repair or a full upgrade, Diamond Comfort Solutions provides dependable HVAC services backed by honest pricing and quality workmanship. Contact us today to get your home or business comfortable again.