⚠ No heat or no cool? Same-day service, seven days a week. ☎ (816) 555-0142
HomeAbout
GalleryFinancingFAQContact ☎ (816) 555-0142
HVAC technician inspecting an outdoor air conditioning condenser unit

HVAC · Kansas City

5.0 · 6 reviews on Google

When the AC quits in July, we answer the phone today.

Kansas City's same-day heating and cooling crew. We diagnose the real problem, quote a flat rate before we start, and get your house back to comfortable - furnaces, heat pumps, and high-efficiency AC, commissioned to spec.

Technician checking an air conditioner with manifold gauges
NATE-certified techsFlat-rate, approved upfrontSame-day, 7 daysFree second opinions
Since 2011
keeping Kansas City comfortable
15 yrs
of NATE-certified service across the metro
7 days
same-day no-heat / no-cool response
100%
flat-rate priced in writing before we start
Trusted & certified
  • NATE Certified
  • Carrier Factory Authorized
  • Trane Comfort Specialist
  • EPA 608 Certified
  • Licensed & Insured
  • Family Owned & Operated
Our Services

HVAC services for Kansas City

Quality heating & cooling work backed by upfront pricing and a satisfaction guarantee.

AC Repair and Replacement

We gauge the system to find the real fault - failed capacitor, low charge, or leaking coil - then quote a flat rate.

Get a quote
Financing

Comfort now, pay over time

A new system shouldn't have to wait for the perfect month. Qualified Kansas City homeowners can install today with low monthly payments and 0% intro financing, so you're cool this summer and warm this winter without draining savings. Most high-efficiency upgrades pay part of themselves back in lower energy bills.

Financing available on approved credit. Ask your comfort advisor for current rates and terms.

See financing options
Membership plans

Ongoing care, priced simply

Comfort Club

$16 / month

Two seasonal tune-ups a year, priority same-day scheduling, no overtime fees, and 15% off any repair - your whole system, watched.

Join Comfort Club
Most popular

Comfort Club+

$26 / month

Everything in Comfort Club plus an annual duct and air-quality check, a filter replacement program, and a loyalty credit toward your next system.

Compare plans
The Northstar Comfort Promise

We fix the cause, not just today's symptom

Anyone can swap a part and hand you a bill. We put gauges on the system, read the airflow, and find out why it failed in the first place - a clogged coil, an undersized return, a refrigerant leak someone topped off last summer. Then we show you the readings, quote a flat rate, and you decide. That's why our customers stop calling whoever's cheapest and start calling us by name.

How it works

A simple path to heating & cooling done right

1

You call, we answer

Tell us what the system is doing and we schedule a same-day visit - no phone tree, no waiting days for a callback.

2

We gauge and diagnose

A NATE-certified tech puts gauges on the system, reads the airflow at the registers, and finds the real fault instead of guessing.

3

Flat rate, approved in writing

You see the readings and one flat price before we touch a wire - you decide, and the number never moves once it's signed.

4

Fixed right, left spotless

We make the repair or commission the new system to spec, verify it's running as rated, then vacuum up and haul off the old equipment.

Reviews

What our customers say

★★★★★

“We had two replacement quotes and Northstar did a free second opinion. Turned out our furnace just needed a control board, not a whole new system. They saved us thousands and were completely honest about it. That's rare.”

Daniel M.google · Mar 2025
★★★★★

“Full system replacement on our Overland Park two-story. They actually did a load calculation instead of just matching the old unit, sealed the attic ducts, and the upstairs is finally as comfortable as the main floor. Crew was clean and on time.”

Priya S.google · May 2025
★★★★★

“Joined the Comfort Club after my first tune-up and it's paid off. Priority scheduling got me a same-day visit on a no-heat call in January, and there was no overtime charge. The 21-point inspection caught a cracked heat exchanger I never would have known about.”

Greg H.google · Jan 2025
★★★★★

“Reliable and straightforward. The $89 tune-up was genuinely thorough, not a sales pitch, and they didn't try to upsell me on anything I didn't need. Will keep using them for our Olathe place.”

Allison W.google · Sep 2025
★★★★★

“Added a media filter and humidity control to our newer Lenexa home and the difference in air quality is real. Marcus walked us through exactly what fit our ductwork instead of overselling. Quiet, efficient, and the bill is lower.”

Marcus and Lena F.google · Jun 2025
Service area

Proudly serving Kansas City, Overland Park, Olathe, Lee's Summit, Lenexa

Kansas City

HVAC services in Kansas City and nearby.

Overland Park

HVAC services in Overland Park and nearby.

Olathe

HVAC services in Olathe and nearby.

Lee's Summit

HVAC services in Lee's Summit and nearby.

Lenexa

HVAC services in Lenexa and nearby.

See all service areas →

The Northstar Comfort Promise

Our Right-Sized Comfort Guarantee

Every replacement is load-calculated and commissioned to spec, then verified at the registers before we leave - if it isn't running as efficiently as it was rated to, we make it right at no charge. And because we quote a flat rate in writing before any work starts, the price we approve together is the price you pay. No hourly meter, no surprise add-ons.

From the owner

Why we test before we talk price

I started Northstar in 2011 because I was tired of watching homeowners get sold systems they didn't need. A good HVAC call should feel like a doctor's visit, not a sales pitch. We put gauges on the system, read the airflow, and find the real cause before anyone quotes a number. When you understand what we found, you make a better decision - and that's the whole point. — Marcus Hale, Owner

FAQ

Common questions

Should I repair my AC or just replace the whole system?

It depends on the age and the fault, and we'll show you the readings so you can decide. As a rule of thumb, if the system is under about 10 years old and the repair is a capacitor, contactor, or control board, fixing it is the smart money. Once a unit is 12-15 years old, running R-22 refrigerant, or facing a failed compressor or leaking coil, replacement usually pays for itself in efficiency. We'll never push a replacement to dodge a repair - we offer a free second opinion on any replacement quote you've already been given for exactly that reason.

How do you know what size system my house needs?

We run an actual Manual J load calculation - measuring your square footage, insulation, windows, and ductwork - instead of just matching the tonnage of your old unit. Older homes were often oversized, which short-cycles the system, leaves the air clammy, and wears the equipment out early. Right-sizing is the difference between a system that runs steady and quiet and one that blasts on and off all day.

What SEER2 rating should I be looking for?

For most Kansas City homes, a 15 to 17 SEER2 system hits the sweet spot between up-front cost and summer savings - high enough to noticeably cut your July and August bills without paying for efficiency you'll never recoup. Variable-speed equipment in the 18+ range is worth it if you want the quietest operation and the steadiest temperature, especially in a two-story. We'll walk you through the payback math on each option before you commit to anything.

Do you offer same-day service when the AC or heat goes out?

Yes - we run same-day no-cool and no-heat service seven days a week across the metro. When your AC quits in a heat wave or the furnace dies overnight, you call and we schedule you that day. No phone tree, no waiting until next week. Comfort Club members get priority scheduling and pay no overtime fees.

How much does a new system cost, and how is the price set?

A full replacement varies with the size, efficiency, and whether your ductwork needs sealing, but you'll always get one flat rate approved in writing before any work starts - no hourly meter and no surprise add-ons at the end. For repairs, we put gauges on the system, find the real fault, and quote a flat price you sign off on first. The number we agree to is the number you pay.

See all FAQs →

Ready to get started?

Fast response · upfront pricing · serving Kansas City, Overland Park, Olathe, Lee's Summit, Lenexa.

☎ Call NowBook an Appointment