DHEM Heating & Cooling

HVAC contractor in Hamilton, ON.

In DHEM Heating & Cooling's own words

DHEM Heating & Cooling provides residential HVAC services across Hamilton and Southern Ontario, including furnace installation and repair, air conditioning installation and service, heat pump upgrades, ductless mini-splits, water heaters, and indoor air quality systems. Our licensed, insured technicians help homeowners replace aging equipment, improve efficiency, and stay comfortable year-round. We serve Hamilton, Burlington, Stoney Creek, Ancaster, Dundas, Niagara, St. Catharines, and surrounding communities. Call DHEM Heating & Cooling for an in-home estimate today!

Trade

HVAC contractor

Business address

565 Rymal Rd E Unit 49, Hamilton, ON L8W 3Y2, Canada

Telephone

(289) 941-1226

Website

dhemhvac.ca

Hours

MondayOpen 24 Hours
TuesdayOpen 24 Hours
WednesdayOpen 24 Hours
ThursdayOpen 24 Hours
FridayOpen 24 Hours
SaturdayOpen 24 Hours
SundayOpen 24 Hours

From the business's Google listing, checked Oct 2026

Register

ON register

Recorded as supplied and as found in public sources. This register makes no credential or quality claim about any business; check license status with the provincial licensing body.

Google Reviews

4.9 (58)

Extremely disappointed working with this company. Installed a furnace, it was working for a few days, then completely stopped. I have tried to contact them multiple times and get no answer. Ridiculous

Thomas P.
5/5 Stars — Highly Recommended! I had a fantastic experience with DHEM Heating & Cooling! They are exceptionally reliable and stepped up when I needed urgent, fast service. It’s refreshing to see such industrious, hardworking, and skilled young professionals. They arrived promptly, diagnosed the issue quickly, and got everything running smoothly with incredible efficiency. Their work ethic, responsiveness, and professionalism are top-tier. If you are looking for dependable, high-quality HVAC service from a team that truly cares about their work, look no further. These guys have a bright future ahead, and I’ll definitely be using them for all my heating and cooling needs in the future!

Mevin M.
Very helpful and reliable guys, did an amazing job!

Lol L.
Had Dhem Heating and Cooling install a new A/C unit and couldn't be happier. The technician was knowledgeable and helpful, explaining everything clearly before getting started. Clean, professional install, highly recommend.

Mankaran D.
Sanded amazing kind and very professional thank you so much!

Jessica B.
Professional service got the job done on time

Alman
Top tier service was at my house within 1 hour. Diagnosed the issue within 2 minutes and replaced the part. 10/10 service highly recommend.

Fais W.
Very reliable and expert service. Highly recommend

Muhammad G.
I had Dhem Heating and Cooling come out and install a furnace for me. Saned was great, he walked me through all the steps and procedures and the job went really smooth. I would 100% recommend these guys.

Arjwan A.
Saned installed a brand new AC for me, he was very professional and efficient. Great quality work! highly recommend this service.

Raj
Had an excellent experience with DHEM Heating & Cooling, Saned came and installed an AC and installed a furnace for me. He was transparent through the whole process and had no hidden costs!

Дмитрий Ц.
I highly recommend DHEM Heating and Cooling! From start to finish, the service was fantastic. He was incredibly nice, friendly, and punctual, and you could tell he genuinely cared about doing a great job. He made sure everything was working properly and that I was completely happy before leaving. He also cleaned everything up afterward, which I really appreciated. Excellent service, great communication, and a true professional. I wouldn’t hesitate to recommend DHEM Heating and Cooling to anyone looking for reliable, friendly, and quality service! ❄️👏

Shay M.
Excellent service from Saned. He identified the problem with my AC explained everything and fixed it quickly. Very happy with his honesty and Knowledge. He’s a gem, Rare to find honest people nowadays.

Mike M.
Very responsive and efficient service. Saned was great to deal with!

Alecia T.
Great service and came the same day! No hidden costs. Very personable young man!

Glenda F.
DHEM Heating & Cooling installed an air conditioning unit in my garage, and the entire experience was excellent. The team arrived fully prepared with all the necessary tools, equipment, and materials, completed the installation professionally, and made sure everything was clean before they left. I’m very happy with the quality of their work and would highly recommend them.

Kamaljeet K.
I had my a/c fixed, my tankless water heater replaced and thermostat working on the same day. The owner was personable, upfront and honest. I would work with this company again if any issues arise in the future.

Dominik H.
They helped me install my heat pump, it was a great service. Would recommend!

Mohamed A.
Fixed my furnace surprisingly quick

Balagopal S.
Great service fixed my AC for great price and came quickly.

Dylan C.
Amazing customer service and work would recommend any home owner to use this company for its services

Abdullah B.
What a Remarkable Job Saned came to our home and Fix our AC unit in no Time he was very Professional and he did a Very Good, and the price was good highly recommend DHEM Heating and Cooling give them a call.

Tom
Unbelievable service and craftmanship will book these guys again

Wallace M.
Call this guy came on time fix it my air conditioner just like that his name is SANED highly recommend this guy

Abdul N.
He worked on my AC and it was spectacular Instant result I had to give him a big up

Crystal F.
Called DHEM this afternoon to install a Goole Nest thermostat and Saned shows up roughly 1 hour later, installs the item and was very professional and knowledgeable and walked me through everything. Would definitely recommend them for any HVAC work.

Brian L.
Saned came very promptly and very quickly and professionally fixed our problem

Jana J.

About DHEM Heating & Cooling

DHEM Heating & Cooling names heat-pump upgrades as part of its residential HVAC work in Hamilton and Southern Ontario. The company also handles furnace installation and repair, air-conditioning installation and service, ductless mini-splits, water heaters and indoor-air-quality systems.

Heat pumps, furnaces and air conditioning in Hamilton

Its website names central air-conditioning equipment and ductless mini-splits among the systems its technicians install and repair. It also lists heat-pump systems, furnace repair and diagnostics, annual heating maintenance, annual tune-up programs, and indoor-air-quality work.

The company says it helps homeowners replace older equipment and improve efficiency. Its stated service area includes Hamilton, Burlington, Stoney Creek, Ancaster, Dundas, Niagara and St. Catharines.

DHEM Heating & Cooling reviews and hours

DHEM Heating & Cooling has a 4.9 rating from 58 reviews. Reviewers most often mention quick response, clear explanations, professional installation and clean work, while one review raises concern about follow-up after furnace work.

The business operates 24 hours a day, seven days a week. Hamilton's Environment Canada normals for 1981-2010 show an average temperature of 7.9°C, with an average high of 12.8°C and average low of 2.9°C.

DHEM Heating & Cooling says its technicians are licensed and insured.

Annual maintenance and repair work

Annual heating maintenance and tune-up programs sit alongside repair and replacement work in the company's stated services. The company also names water heaters as part of its residential offerings.

Services, brands and warranty details come from the company's own website. Ratings, hours and reviews come from Google. Town figures come from Statistics Canada and Environment Canada.