Analyzing 5,398,0565.4M ReviewsFor 14,47814.5K Experts
The 10 best-rated hvac contractors in Fair Lawn, NJ average 4.9★ on Google across 5,489 reviews. Zaina Service Tech has the top rating (5.0★), and Reiner Group, Inc. has the most reviews (3,594). Updated October 28, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (5,489 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“Emad Is an incredible Technician. He helped us so much to understand what was going on with our furnace how to keep it going, and he was very considerate, helpful, and professional Highly recommend him and its company” — Google review
“Chris was professional, knowledgeable, friendly and polite. He provided useful information about my filter and how to purchase a replacement. He made sure I had no questions or concerns before he left. The kind of…” — Google review
“Our AC decided to go out on a Sunday, and ChatGPT recommend them as a top result! They made the process so easy and seamless, the price was right and service was excellent. They were super respectful and treated my…” — Google review
“Responded quickly to an emergency and figured out the problem. Located the part and replaced a Boiler in a day. Exceptional customer service and mpst importantly does outstanding work for a fair price..” — Google review
“Mohammed was a pleasure to work with. He thoroughly explained all of our options and quickly and efficiently completed the job.” — Google review
“They did heating at my dad place and did an amazing job! They were very nice to my parents and were happy with their work!” — Google review
“Gus repaired my old outside AC unit. He was polite, knowledgeable and most importantly he fixed the issue. It's rare to find someone like Gus who can troubleshoot and fix HVAC issues without the first solution being…” — Google review
“Excellent service- from speaking with David who patiently explained the different options and terminology to Leo who came, assessed the situation (boiler motor was out) and did the work- he cleaned the pieces within…” — Google review
“josh is the best plumber ive ever seen from snaking my drain line out to helping me go through the process of sewer line replacement he helped me the whole time at a reasonable price! josh is the best guy out there…” — Google review
“Very Professional! Greg replaced by Condenser and A Coil in a weekend. Hard worker. Got it done just before the 1st heatwave. Thanks Greg!” — Google review
We scan Google Maps for hvac contractor listings in and around Fair Lawn, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Zaina Service Tech has the highest Google rating on our Fair Lawn list: 5.0 out of 5 from 206 reviews (as of October 28, 2026).
Reiner Group, Inc. has the most Google reviews among the companies listed here: 3,594, with a 4.9★ average.
Only open Fair Lawn-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
Analyzing 5,398,0565.4M ReviewsFor 14,47814.5K Experts