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Mon–Fri 8AM–8PM · Sat 9AM–2PM · 24/7 Emergency
★ Veteran-Owned & Operated (609) 604-6971

What We Do

Our Most Popular HVAC Services

From emergency furnace repairs in the middle of a cold snap to full air conditioning replacements before summer hits, we handle every side of home comfort — heating, cooling, and the air you breathe. Every job comes with upfront pricing, a licensed and insured crew, and the same standard that earned us a perfect 5.0 rating on Google: doing it right is our pledge to you.

Home Allegiance technician servicing an air conditioner in Hamilton Township NJ

Cooling

AC repair, installation, maintenance, and ductless mini-splits — backed by our Summertime Guarantee.

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 New furnace and water heater installed by Home Allegiance in Hamilton Township NJ

Heating

Furnaces, boilers, and heat pumps — repaired, replaced, and tuned by technicians who know them all.

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 Air handler installed in insulated utility closet by Home Allegiance

Air Quality

Duct cleaning, whole-home purification, and humidity control for healthier air in every room.

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Home Allegiance technicians with branded van on a Hamilton Township street

Who We Are

About Home Allegiance Heating and Air

We are a veteran-owned, family-run HVAC company based right here in Hamilton Township. The name is the mission: allegiance to the people we serve. That means honest diagnoses, upfront pricing, and treating your home like family lives there — because yours does.

Our customers mention Chris, Sal, Sam, and Mel by name in their reviews, and Joanne keeps the office running. When you call, you get us — not a call center.

We work out of the White Horse Commercial Park on US-206, which puts most of our service area within a short drive — from Trenton and Robbinsville to Princeton, the Windsors, and out toward Freehold. Same trucks, same faces, same standard on every job, whether it is a quick thermostat fix or a full system replacement.

  • Upfront pricing — approve the cost before work starts
  • 629+ five-star Google reviews and counting
  • NJ HVAC License #19HC00938200
Meet the Team

Built for Central Jersey Weather

Jersey Winters

When a January cold snap settles over Mercer County, your furnace or boiler runs flat-out for days at a time. That is when weak igniters, tired blower motors, and low boiler pressure pick their moment. We answer no-heat calls 24/7, and our fall tune-ups exist so most of those calls never have to happen. Plenty of the older homes we serve in Trenton, Princeton, and Cranbury still run on steam or hot-water radiators — our technicians work on those every week, not once a year.

Jersey Summers

July around Hamilton Township means heat waves stacked on humidity, and it is exactly when neglected air conditioners give up. A spring tune-up keeps yours off the breakdown list, and if it does quit, our Summertime Guarantee backs every repair we make this year — if it does not last through the summer, we replace it for free. For rooms that never cool right, from finished attics in Robbinsville to sunrooms in Millstone, a ductless mini-split usually settles the argument for good.

The Pledge

Why Choose Home Allegiance Heating and Air

Veteran-Owned

Service, discipline, and doing the job right carry over from the uniform to your basement.

Licensed & Insured

NJ HVAC License #19HC00938200. Fully insured, fully accountable.

629+ 5-Star Reviews

A perfect 5.0 rating on Google — earned one honest service call at a time.

24/7 Emergency

Heat out at midnight? AC dead in a heat wave? Call. We answer.

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Save Money

Our Specials

0%

Financing Available

On select HVAC units.

Not to be applied with any additional coupons.

$49 OFF

AC Repair

Mention this offer when you book.

One per household per visit.

★

Summertime Guarantee

Any repair or service done this year will last through the summer. If it doesn't, we'll replace it for free.

$19.99/mo

Protection Plan

Two tune-ups a year, priority service, and repair discounts.

See plan details

See all current offers on our Specials page.

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Real Google Reviews

What Your Neighbors Are Saying About Us

“Chris arrived on time minutes after calling his company for furnace repair. He explained what was wrong and instead of taking my money he explained that the bad gas valve should be covered under warranty. He was honest and knowledgeable. Great guy, great company.”

Jon Q

“Thanks so much for coming out to fix our AC. We appreciate your excellent service and are thankful for a cooler house, especially with children and a dog.”

Jacque B

“After attempting to repair our defunct gas/hot air unit that was long past its life expectancy, Chris installed a new top of the line replacement. The improvement was immediate, and I love the new thermostat we can control with our phones.”

Jean P

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Ready to Get Comfortable?

Call the team Hamilton Township trusts — or book online in two minutes.

Book NowCall (609) 604-6971

Questions, Answered

Frequently Asked Questions

We are based in Hamilton Township and serve Central Jersey, including Trenton, Robbinsville, Princeton, East and West Windsor, Monroe, Cranbury, Millstone, Chesterfield, Allentown, and Freehold.

Yes — 24/7 emergency service. Call (609) 604-6971 any time.

Yes. We are fully licensed and insured — NJ HVAC License #19HC00938200.

Yes. 0% financing is available on select HVAC units, plus monthly payment plans through Wells Fargo.

Our maintenance membership: two precision tune-ups a year, priority scheduling, and repair discounts for $19.99 a month.

For emergencies we answer 24/7 and prioritize no-heat and no-cool calls. For routine work we give you a real arrival window when you book — and because we are based right on US-206 in Hamilton Township, most of our service area is only minutes away.

All the time. Central Jersey is full of older homes running steam or hot-water heat, and our technicians service, repair, and replace those systems every week. If your current HVAC company will not touch your boiler, call us.

Proudly Serving Central Jersey

Areas We Serve

Hamilton Township, NJTrenton, NJRobbinsville, NJPrinceton, NJWest Windsor, NJEast Windsor, NJMonroe Township, NJCranbury, NJMillstone, NJChesterfield, NJAllentown, NJFreehold, NJ
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Get In Touch

Request Service Today

Tell us what is going on and we will get back to you fast. Prefer to talk? Call (609) 604-6971.

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NJ HVAC License #19HC00938200