ABOUT US
Your Ontario HVAC Experts for Over 30 Years, Fullly Licensed and Insured
At D&A Mechanical LTD, we’ve helped thousands of Ontario homeowners stay comfortable year-round. With deep expertise, licensed service, and a commitment to honest work, we make climate control simple.
Heating, Cooling & Air Quality, Handled with Precision
From custom installations to emergency repairs, we bring the skill and experience to get the job done right. We work with premium HVAC brands and back every service with honest guidance, detailed care, and solutions that last.
READY WHEN YOU ARE
Join Thousands of Homeowners Who’ve Trusted Us for 30 Years
With deep experience across all residential HVAC systems—and full G1 licensing—we bring technical precision and personal care to every service call. Our knowledge isn’t just textbook—it’s earned on the job, in every season, year after year.
OUR VALUES
Quality Work. Honest Advice. Comfort That Lasts.
We believe in doing things the right way, with no shortcuts, no surprises, and no pushy sales tactics.
Craftsmanship Over Shortcuts
Every install and repair is done with precision. We treat your home like our own, and it shows in the results.
Clear and Honest HVAC Advice
We’ll walk you through your options clearly, so you can make the right decision for your home and budget.
Comfort That’s Built to Last
We build long-term solutions to keep your system running efficiently, season after season.
MEET WOJTEK STOBINSKI, OWNER AT D&A MECHANICAL LTD
Locally Owned. Professionally Licensed. Fully Committed.
For 30 years, Wojtek Stobinski has helped homeowners across Mississauga, Brampton, and the GTA breathe easier and live more comfortably. We’re led by G1-licensed expert Wojtek Stobinski and backed by a commitment to honest work, quality installs, and long-term HVAC care.
30+ Years Experience
Decades of service across all residential HVAC systems.
G1 Licensed
Ontario’s highest level of certification, no HVAC system limits.
Homeowner Focus
We treat your space like our own, with respect and precision.
Always Accessible
From quotes to emergencies, we’re one quick call away.
OUR WORK
See the Quality for Yourself
Explore our gallery to see real-world HVAC installations, energy-efficient retrofits, and precision service projects completed by our fully licensed and experienced team. Each image showcases the care, quality, and craftsmanship we bring to every job.
TAKE THE FIRST STEP TODAY
Let’s Make Your Home the Perfect Temperature
Whether it’s freezing outside or sweltering hot, your home should always feel just right. Upgrade your comfort—no more sweating through summer or layering up indoors in winter.