4.5 
562 *The Angi rating for Heating And Air Conditioning Service companies in Middlesex, NJ is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
*The HomeAdvisor rating for Heating And Air Conditioning Service companies in Middlesex, NJ is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.
Last update on October 10, 2025
Serving Middlesex, NJ and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"Staff is very friendly and helpful and well-trained professionals. They serviced my appliances and solved my issues on the same day whereas other service companies would not. Liv Air is the best HVAC service provider and I highly recommend their services."
+46
Serving Middlesex, NJ and surrounding areas
Approved
In business since 1972
Free estimates
Emergency services offered
"ALPINE HAS BEEN SERVICING THE EQUIPMENT THEY INSTALLED FOR MORE THAN 6 YEARS. TWO HVAC UNITS AND A GENERATOR. SERVICE HAS BEEN EXCELLENT AND ANY PROBLEMS WITH THE UNITS HAVE BEEN RESOLVED QUICKLY. I PLAN ON USING ALPINE WELL INTO THE FUTURE."
+22
Serving Middlesex, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Free estimates
Emergency services offered
"They were timely, professional, economical and presented me with options regarding my HVAC system."
+11
Serving Middlesex, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Emergency services offered
Warranties offered
"I recently hired Kyle to service my central air conditioner. What a find!!!! I will absolutely hire him again. He is bright, personable and explains every step of his process. You can tell he is passionate about HVAC, and enjoys his work. He was able to quickly evaluate my system and get it back up and running. My system is old and really needs to be replace but Kyle was able to keep in running for another year... Highly recommend this company"
+22
Serving Middlesex, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 1988
Free estimates
Emergency services offered
"Most professional service around who will be absolutely upfront with what work they are going to do and the price. The work was perfect and absolutely no hidden fees. I will be using them going forward as my main hvac and plumbing service."
+20
Serving Middlesex, NJ and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
"Excellent HVAC and Solar installation services! They did a great job installing a new HVAC system for us a few years ago, so we sought their services again for Solar installation. They were very professional both times: provided pricing right away, technicians were polite, and job was completed in a thorough yet efficient manner. Jobs well done!"
+6
Serving Middlesex, NJ and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"My vents were cleaned by Juan. He was very professional and knowledgeable. I feel very good about this company and will hire again."
+13
Serving Middlesex, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2015
Free estimates
Warranties offered
"We hired them to clean our HVAC ducts as we had just bought this house. We are glad we did as before pics showed a horrible situation. They were reasonably priced and they were quick to respond to our needs. Work was completed within 48 hours as requested to meet our schedule. Highly recommend them"
+369
Serving Middlesex, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Emergency services offered
"Amazing work !!! Joe and Vlad did great work with air duct, dryer vent and even bathroom exhaust fans! Honest pricing, top quality and true dedication to the craft. Thumbs up !!!"
+19
Serving Middlesex, NJ and surrounding areas
Approved (Corporate)
In business since 1903
Emergency services offered
Warranties offered
With over 100 years experience, we know how to keep you comfortable, safe and help you save on energy costs. Our local 24/7 customer service and support means automatic heating oil deliveries and our service response is always fast. We never run out of heating oil plus our pricing and payment plans are designed to help you manage your costs all year round. Experience the Petro difference today!
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