Delivering Comfort Since Day One
Our Story
At Sumit Heating and Air Conditioning, we’ve been keeping homes and businesses in Ontario and the Greater Toronto Area comfortable for decades. What started as a small, family-run HVAC service has grown into a trusted name in heating, cooling, and indoor air quality solutions.
- Expert installation of HVAC systems
- 24/7 emergency repair services
- Seasonal tune-ups to maximize efficiency & lifespan
Whether it’s a scorching summer day or the coldest winter night, our team is committed to ensuring your comfort never takes a break.
Happy Homeowners & Businesses
Successful Installations & Repairs
Hours of Expert Service
Dedicated Team Members
Why Choose Sumit Heating and Air Conditioning ?
From first consultation to final installation, we make comfort simple. Our certified HVAC specialists combine technical expertise with a personal touch, ensuring your needs are met with precision and care.
Air-Conditioning Expertise
Specializing in central air systems, ductless mini-splits, and rooftop units for residential and commercial spaces.
Guaranteed Workmanship
Every installation and repair is backed by our quality guarantee for your peace of mind.
Year-Round Comfort
Solutions designed to perform in both hot summers and freezing winters.
Customer-First Service
Friendly, transparent, and responsive service — every time you call.
Our Promise to You
Choosing the right HVAC partner means more than just getting a service call — it’s about trusting someone with your comfort. That’s why we put customer satisfaction at the heart of everything we do.
Full-Service HVAC
Installation, maintenance, repair, and upgrades — all under one roof.
Fast Response Times
When your comfort is on the line, we act quickly to get things running again.
Eco-Friendly Solutions
We offer energy-efficient systems to save you money while protecting the planet.
Proven Reputation
Hundreds of satisfied customers across Ontario recommend our services.