When Oklahoma
Heats Up — We Show Up.
Kent is the owner — and he's the one showing up to your house. Same-day diagnosis, upfront pricing before any work starts, and a guarantee on everything he touches. Serving Bethany and the entire northwest OKC metro.

Whatever's Wrong With Your System —
Kent Fixes It Right.
From a busted AC on a 105-degree Oklahoma afternoon to a full system install — one call gets the owner on your job, same day.
AC Repair
When your AC goes out in an Oklahoma summer, every hour matters. Kent diagnoses the real problem fast — no guessing, no unnecessary parts. Most repairs are completed same day, and you'll know the exact price before he touches anything.
Book AC RepairHeating Repair
A broken furnace in an Oklahoma winter is an emergency. Kent services all makes and models — heat pumps, gas furnaces, and everything in between. He'll tell you if repair is the smart call or if replacement makes more financial sense.
Book Heating RepairSystem Installation
New construction or full replacement — KMS installs Bryant systems built for Oklahoma's extreme heat and cold. Clean workmanship, backed by warranty, and sized correctly for your home so you're not overpaying to run it.
Get a Free Install EstimatePreventive Maintenance
A $150 seasonal tune-up can prevent a $1,200 emergency repair. KMS maintenance checks refrigerant, cleans coils, tests electrical components, and catches the small problems before they strand you in July heat.
Schedule a Tune-UpEmergency Service
HVAC failures don't wait for business hours — and neither does Kent. Not a voicemail box. Not a call center. The owner picks up and dispatches fast, day or night.
Call Now — 24/7Free Estimates
Not sure what's wrong or whether to repair vs. replace? Kent will come out, diagnose your system thoroughly, and give you an honest no-pressure quote — at no charge. He'd rather lose a job than push a repair you don't need.
Request Your Free EstimateSimple. Honest. Done Right.
No runaround, no upsells, no mystery bills. Here's exactly what happens when you call KMS.
Call or Book Online
Reach out by phone or book online. We respond fast — most calls get a same-day visit scheduled.
Thorough Diagnosis
Kent arrives and does a complete inspection of your system — no guessing, just real answers.
Upfront Quote & Fast Fix
You'll know the exact price before we touch anything. Most repairs are completed in the same visit.
Guaranteed — Or We Come Back Free
We stand behind every job. If something isn't right after we leave, Kent comes back and fixes it at no charge. No questions, no runaround.
Real Jobs. Real Results.
Not a Contractor —
The Owner Who Shows Up.
KMS Heating & Air was built on one principle: tell every customer the honest truth, even when it costs a job. Kent started the business — and he's still the one on every service call, every install, every emergency.
Rooted in Bethany, Kent treats every home like it belongs to a neighbor — because it does. Bryant authorized, licensed, insured, and showing up same-day across the entire NW OKC metro.
Honest Even When It Costs Him a Job
Kent diagnoses, explains, and quotes — then you decide. He'd rather turn down work than push you into a repair you don't need.
Bryant Authorized Dealer
KMS is authorized to install and service Bryant equipment — one of the most trusted HVAC brands in the country, backed by Carrier.
Owner on Every Single Job
No subcontractors, no dispatch roulette. When you call KMS, you get Kent — the owner — showing up at your door.
Bethany Community First
Kent isn't just fixing HVAC systems — he's building long-term relationships with the Bethany neighbors who trust him into their homes.

“I started KMS because I got tired of seeing homeowners get overcharged and lied to. When you call KMS, you get me — the owner — on your job. I'll tell you the honest answer even if it costs me the work.”
5.0 Stars. Every Single Review.
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
“Would highly recommend them for all repair and service in the future. Honest, fast, and fair pricing.”
“Same day service, very professional! Called in the morning and they were out before noon. Couldn't be happier.”
“Very nice to work with. Explained everything step by step. Pricing was very fair and the work was excellent.”
“Kent is the best one in Oklahoma, very professional amazing job. Very recommend.”
“Kent and Dustin were absolute professionals and got a new A/C pad installed for me in just a couple hours.”
“Very nice to work with. Did a great job. Highly recommend KMS to anyone needing HVAC work done.”
Northwest OKC
& Beyond
Based in Bethany at 7804 NW 25th Terrace, KMS serves the entire northwest OKC corridor and surrounding communities. If you're nearby, we can be there fast.
Check My Area — (405) 476-5368HVAC Problem?
Call Kent Now.
Not a voicemail box. Not a call center. Kent is the owner — he answers directly, dispatches fast, and shows up himself. Day or night, weekends included.
Prefer to Send a Message?
Fill this out and Kent will call or text you back within the hour.