Fresno HVAC Done Right the First Time.
Licensed & certified technicians. 25 years in Fresno. 40+ 5-star reviews. $0 down financing with same-day approval.
Fresno office · 3681 W Mckinley Ave, Fresno, CA 93722 · Same-day estimates available
Every HVAC service Fresno homeowners need — diagnosed on video, fixed right, guaranteed.
One call to (559) 245-1485 connects you with a licensed Fresno HVAC technician for any job, any system, any size.
HVAC maintenance
Annual tune-up that prevents the failures Fresno’s heat causes. Coil cleaning, capacitor testing, refrigerant verification, full performance check.
Roof HVAC Maintenance Fresno →
$10,000–$15,000 HVAC System. $0 today.
$0 down · 0% interest · 18 months or 6.99% APR · 5-year financing · no early payoff penalties. Most Fresno homeowners qualify same day — no hard credit pull.
$10,000 replacement
$0 down · 0% interest · 18 months or 6.99% APR
$15,000 replacement
$0 down · 0% interest · 18 months or 6.99% APR
Why Fresno homeowners choose Grandmark over every other HVAC company in town.
These are the reasons our Fresno customers call us back — and send their neighbors.
We diagnose the real problem — not the easiest one
Most Fresno HVAC companies recharge your refrigerant and leave. We find the leak first. We diagnose why the capacitor failed early. We fix the cause — not the symptom. That’s why our fix-it-or-you-don’t-pay guarantee means something.
You see the diagnosis on video — before we quote a dollar
No other Fresno HVAC contractor shows you the failing component on camera before quoting the repair. We do. Every call. Every job. No guesswork. No mystery invoices.
HVAC and roofing — one company, one call
Grandmark is the only contractor in Fresno that handles both your AC and your roof. One financing application. One workmanship guarantee. One crew coordinator. No gaps between contractors.
25+ years in Fresno — we’re not passing through.
Our Fresno crew lives and works in this community. We’re at 3681 W McKinley Ave, Fresno, CA 93722. Our reputation is built on every job we do here — and we protect it.
Know exactly what’s wrong with your Fresno HVAC system — before you commit to anything.
Don’t pay for a guess. Get the proof.
Every Grandmark job starts with a free video diagnosis — refrigerant levels, electrical components, coil condition, airflow readings. You see every issue on camera before we quote a single dollar.
After the job: a completion video delivered to you. Every repair confirmed. Every reading documented. A permanent record for your home warranty, insurance claim, and future service calls.
Grandmark HVAC— Fresno, CA office.
Licensed HVAC crews dispatched daily across Fresno County and surrounding cities.
Address
3681 W McKinley Ave
Fresno, CA 93722
Phone
(559) 245-1485Hours
Open 24 hours · Emergency service available
License
CSLB #1030917 · Licensed & Insured
Google rating
4.9 ★ · 40+ verified reviews
GMB Verified ✓What Fresno homeowners say about Grandmark HVAC.
★★★★★ · 1,200+ verified Google reviews
Fresno · Clovis · Madera · Sanger · Selma & surrounding Fresno County cities
Read more reviews →★★★★★
“Had the same AC problem fixed twice by two other Fresno HVAC companies. Grandmark found the real cause on video — a slow refrigerant leak nobody had checked. One repair. No more problems.”
Carlos V.
Fresno, CA
★★★★★
“AC went out on a Saturday in July. Grandmark came out same day, diagnosed it on video, and had it fixed within two hours. Every other company told me the earliest was Tuesday.”
Maria T.
Clovis, CA
★★★★★
“They replaced our AC and sealed the ducts at the same time. Didn’t know that was even possible with one company. House is cooler than it’s been in years and I have video proof of every step.”
Angela R.
Fresno, CA
From your call to an HVAC system you trust — here’s exactly what happens.
Simple, transparent, documented at every step.
Step 01
You call (559) 552-8217.
Speak with a local Fresno HVAC expert. Same-day service available across Fresno County.
Step 02
We diagnose the real problem — on video.
Full video-documented diagnosis before quoting a single dollar. You see exactly what we find — the failing component, the readings, the cause.
Step 03
You approve the written quote before we begin.
Exact scope, exact cost. No open-ended invoices. No surprises when the bill arrives.
Step 04
We fix it. Guaranteed.
Same problem comes back — we return at no charge. No argument. No invoice. Fix it or you don’t pay — every HVAC repair in Fresno.
$0 down HVAC in Fresno — most homeowners qualify same day.
$0 down · 0% interest for 18 months · No hard credit pull · Same-day approval
$0
Down payment
$0
Interest rate
Same day
Approval · most cases
FAQ
Questions Fresno homeowners ask before calling an HVAC Contractor.
Everything Fresno homeowners ask before repairing or replacing their AC — answered honestly, with over 25 years of experience in California’s Central Valley heat.
HVAC contractor serving all of Fresno County.
One local Fresno office. One licensed crew. Serving every city in Fresno County.
Fresno’s most Trusted HVAC contractor.
Call for a free estimate today.
Most homeowners don’t think about their AC until it stops working at 108°F. The ones who get ahead of it consistently say the same thing — they wish they hadn’t waited.
3681 W Mckinlet Ave, Fresno CA 93722 · No obligation
BOSCH Certified · BBB A+ · CSLB #1030917 · $0 down financing · Free estimate · Video proof on every job.