HVAC ASAP was very professional and installed my Ecobee thermostat. They Made Sure all The functions were working and assisted in programing it with my phone and HomeKit

Michael Da Silva

★★★★★

About us

When it comes to dependable heating and cooling, HVAC ASAP is the name Markham residents trust. As a leading provider of Markham HVAC services, we specialize in fast, reliable, and affordable heating, ventilation, and air conditioning solutions for both homes and businesses. Whether it's freezing outside or the summer heat is in full force, HVAC ASAP keeps you comfortable—ASAP.

At HVAC ASAP, we understand how important it is to have a properly functioning HVAC system. That’s why we offer a full range of Markham HVAC services including furnace repairs, AC installations, maintenance, ductwork, thermostat upgrades, and more. Our licensed technicians are trained to handle all major brands and models, ensuring you get quality service that lasts.

As a proud local company, HVAC ASAP is committed to serving the Markham community with honest advice, competitive pricing, and top-notch workmanship. When you choose us for your Markham HVAC needs, you're not just getting a contractor—you’re gaining a trusted partner who puts your comfort first.

From emergency repairs to routine maintenance, HVAC ASAP is here when you need us most. We know HVAC problems don’t wait for convenient times, which is why we offer 24/7 emergency Markham HVAC services. No heat in the middle of the night? AC died on the hottest day of the year? Just call HVAC ASAP—we’ll be there fast.

Looking to upgrade to a more energy-efficient system? Our Markham Hill HVAC experts can help you choose the right heating or cooling solution for your space. We provide free consultations and offer high-efficiency models that save money on energy bills while improving your comfort year-round.

HVAC ASAP offers:

Emergency Markham HVAC repairs (24/7)

New furnace and AC installations

Seasonal maintenance and tune-ups

Smart thermostat installations

Ductwork design and indoor air quality solutions

Residential and commercial HVAC services

Every technician at HVAC ASAP is fully certified, insured, and dedicated to doing the job right the first time. Our goal is simple: to be the fastest, most reliable Markham HVAC provider around. We show up on time, respect your space, and never upsell services you don’t need.

If you're searching for dependable Markham HVAC services backed by professionalism and speed, look no further than HVAC ASAP. We’re proud to keep Markham homes and businesses comfortable through every season.

Call HVAC ASAP today to schedule service or request a free quote. Discover why so many Markham residents trust us for all their HVAC needs. When you need heating and cooling done right—and done fast—count on HVAC ASAP, your local Markham HVAC specialists.

HVAC ASAP provided exceptional service, Sylas Came out to fix my heating issue quickly and efficiently. Highly recommend them!

Isabella Kuo

I was impressed by HVAC ASAP's professionalism and their commitment to quality service at great prices. They came to install my thermostat the same day and even paired it with my phone

Louise Fraser

★★★★★

★★★★★

HVAC Services Offered

Expert heating and air conditioning repair services tailored for modern needs and exceptional quality.

Heating Repair Services

Reliable heating repair solutions for your home or business, ensuring comfort and efficiency.

Air Conditioning Repair

Professional air conditioning repair services to keep your environment cool and comfortable.

24/7 Emergency Services

Available around the clock for urgent HVAC repairs to ensure your peace of mind.