Montville

HVAC Service in Montville, NJ

90 Years of HVAC Service. Serving Montville & All of Northern New Jersey.

Reiner Group serves Montville, NJ with a full range of residential and commercial HVAC services: heating, air conditioning, indoor air quality, and commercial system work. Montville is part of Morris County and has been part of our Northern New Jersey service territory for over 90 years. Whether you need a routine tune-up or a complete system installation, our team handles it.

Free estimates are available for HVAC projects throughout Montville. Call us to schedule your consultation or request emergency service any time of day.

Ready to schedule service or get a free estimate? Call Reiner Group at (201) 371-7980 today.

Why Montville Customers Choose Reiner Group

We’ve been in continuous operation since 1934, which means over 90 years of HVAC work across Northern New Jersey. That history isn’t just a number. It reflects a consistency of service that’s kept clients coming back through generations of ownership changes, technology shifts, and expanding service demands.

Our team includes more than 150 licensed engineers, electricians, plumbers, and HVAC technicians. That depth of staffing means we can respond quickly, handle complex installations, and cover both residential and commercial calls without delay.

Lennox Premier Dealer & Mitsubishi Electric Diamond Dealer
These aren’t certifications most HVAC contractors hold. Lennox Premier Dealer status gives our customers access to the full Lennox high-efficiency product line. Mitsubishi Electric Diamond Dealer status means we’re a top-tier certified installer for ductless mini-split systems. We’ve also received the Dave Lennox Award for more than 20 consecutive years, a distinction held by a select group of contractors across the country.

Additional Recognition
In 2025, we received the PSE&G Trade Ally Award. We have over 1,000 customer reviews reflecting our commitment to reliable service, and we actively support Habitat for Humanity and other local organizations. We service all makes and models, so your equipment brand isn’t a barrier to getting help.

Montville homeowners and businesses can reach Reiner Group 24/7 for emergency HVAC service or to schedule service. Call us at (201) 371-7980.

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HVAC Services Available in Montville, NJ

Our Montville service area covers the complete range of heating, cooling, and air quality needs for both homes and commercial properties. Here’s what we offer.

Air Conditioning Services

AC repair and emergency AC repair
AC installation and replacement
AC inspection and maintenance
Ductless mini-split system installation and service

Heating Services

Heater and furnace repair, installation, and maintenance
Heat pump installation, repair, and maintenance
Boiler repair and boiler installation
Emergency heating repair

Indoor Air Quality Services

Commercial HVAC Services

Commercial AC installation and repair
Commercial heating installation and repair
Commercial HVAC maintenance
Commercial indoor air quality solutions

24/7 Emergency HVAC Service for Montville

HVAC failures don’t follow business hours. Our emergency HVAC service is available around the clock for Montville customers, covering heating failures in winter and AC breakdowns during summer heat. With more than 150 technicians and tradespeople on our team, we have the capacity to dispatch quickly for both residential and commercial calls.

If you’re dealing with a heating or cooling emergency right now, call (201) 371-7980. We’re available 24 hours a day, seven days a week.

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we are reputable Customer Testimonials

At Reiner Group, your satisfaction is our priority! See for yourself what our customers have to say about working with us.

"Couldn't recommend more highly."
The level of professionalism is top notch in all respects.

- Robert M.
"I would highly recommend this company."
They exceeded my expectations with their top notch service, expertise and quality of installation.

- Jonathan S.
"Very satisfying experience!"
His timing was quite fortunate for me having a normally working system to cool my house just before the second heat wave of 2023.

- Gregory B.

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Get a Free HVAC Estimate in Montville

Contact Reiner Group to schedule service or request a free estimate for your Montville HVAC project. We work with homeowners and commercial clients throughout the area and can help with everything from a single repair to a full system design and installation.

Call us at (201) 371-7980 or use our online contact form to get started. For urgent situations, we’re available 24/7.

Why Regular HVAC Maintenance Matters in Morris County

Morris County sees a full seasonal range: humid summers that push cooling systems hard and winters with sustained below-freezing temperatures that put heating equipment to the test. A well-maintained system can handle those demands more reliably, and routine service lets technicians catch minor issues before they become costly repairs.

Beyond reliability, a properly functioning HVAC system filters dust, allergens, and airborne particulates, which can improve indoor air quality. Efficient operation can reduce utility costs over time and lower the environmental load of heating and cooling your space. Skipping maintenance can shorten equipment lifespan and raise the likelihood of unexpected failures during peak demand periods.

HVAC Brands & Products Available to Montville Customers

We install and service equipment from Lennox, Rheem, Honeywell, and Mitsubishi Electric. As a Lennox Premier Dealer, our customers have access to the full Lennox product line, including high-efficiency heating and cooling systems. As a Mitsubishi Electric Diamond Dealer, we’re a top-certified installer for ductless mini-split systems, which are well suited to homes without existing ductwork and to zoned commercial applications.

Our product range covers air conditioners, heat pumps, furnaces, boilers, ductless mini-split systems, indoor air quality systems, comfort controls, and water heaters. And because we service all makes and models, you don’t need to have purchased from us to get reliable repair or maintenance support.

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Why Choose Reiner? What Makes Us Different

Serving Northern New Jersey Since 1934

We Are Reiner
Our employees are our most important asset.
We Are Responsive
24-hour emergency service. ALL makes and models.
We Are Reputable
Don’t just take our word for it...We’ve got over 1,000 reviews!
We Are Reliable
100% satisfaction is our guarantee.
We Are Established
With over 85 years in business, we’ve seen it all!
We Are Here For You
Your home comfort is our mission – how can we help?