🚨 24/7 Emergency AC Service — Call (951) 741-4333  ·  Seniors 55+ get additional discounts
24/7 Emergency Service · West Valley Phoenix

Your AC Just Broke.
We Fix It Fast.

NATE certified techs. Factory trained on ALL brands and ages. Family-owned with no corporate price tag — serving the West Valley since 2018.

📞 Call Now — We'll Be There Get Free Estimate →
📅 Or book an appointment online →
🏆 NATE Certified
🛡️ ROC Licensed & Insured
👨‍👩‍👧 Family Owned
⭐ 5.0 Google Rating

Get Your Free Quote

Tell us about your home — we'll reach out shortly

No spam. No obligation. Just a quick call to help you out.

What We Do

Full-Service HVAC
For West Valley Homes

From emergency repairs to complete system replacements — we handle it all with certified techs and upfront pricing.

Most Popular ❄️

HVAC Replacement

Complete system replacement with quality equipment, expert installation, and real warranties. Financing available. We do a free walkthrough before any quote.

Financing Available
All Brands 🔧

HVAC Repair

NATE & HVAC Excellence certified. Factory trained on every residential brand and system age. We fix it right the first time.

NATE Certified
📋

Maintenance Plans

Just $15/month. Seamless coverage that keeps your system running and saves you 20% on any repairs. Priority scheduling included.

$15/Month
Same Day 🚨

Emergency Service

AC down in Arizona heat? That's a real emergency. Call us and we will be there. Same-day service for West Valley homeowners.

24/7 Available
Pricing Estimator

Get Your Ballpark Price

Estimated Range
$4,500 – $7,200
Equipment + standard installation
Important: This is a baseline price for equipment. Every home is unique — we always perform a quick in-person walkthrough before finalizing any project. This lets us check your ductwork, hanging kits, and system fit. We want your new system to run perfectly, not just replace an old unit. You will receive a call from our team shortly!

How Our Process Works

We never give a final price without seeing your home first. Here's what to expect after you request a quote:

  • 1

    You Request a Quote

    Fill out the form or call us directly. We respond fast.

  • 2

    Free In-Home Walkthrough

    We check your ductwork, current unit, and site conditions — no charge.

  • 3

    You Get an Exact Price

    Upfront quote with no surprises. We explain every line item.

  • 4

    We Do the Work Right

    NATE certified install. Better warranties. Clean job site every time.

Request My Free Estimate →
Our Story

Your Neighbors.
Not a Corporation.

We started White Tank Mountain Air because we kept hearing the same story from homeowners: they called a big HVAC company, paid corporate prices, and still weren't treated right. We decided to do something about it.

Emilio and the team have been in the trade since 2018 — factory trained on every brand, NATE certified, and ROC licensed. We work on every system, no matter the age or brand. When you call us, you're talking to the people doing the work.

10+
Years in the Trade
ALL
Brands Serviced
4.9
Google Rating
$0
Upfront Surprises
✓ NATE Certified
✓ HVAC Excellence
✓ ROC Licensed
✓ Fully Insured
✓ Family Owned
"We saw too many homeowners getting overcharged by big corporate outfits. We decided to do something about it."
E
Emilio Ostendi
Owner & Operations Manager, White Tank Mountain Air
Maintenance Plans

$15/Month
Saves You More

Arizona HVAC systems work harder than anywhere in the country. A small monthly investment in maintenance keeps your system efficient, extends its lifespan, and saves you real money when something needs repair.

First seasonal maintenance FREE when you sign up for the $189 annual plan.

Sign Up & Start Saving →
Seamless Maintenance Plan
$15
/month
Or $189/year — First seasonal visit FREE
  • 20% discount on all repairs
  • Priority scheduling — jump the line
  • Annual full system inspection
  • First seasonal maintenance FREE (annual plan)
  • No cancellation fees, ever
Get Started — $15/Month
Service Area

Proudly Serving
The West Valley

Surprise
Buckeye
Sun City
El Mirage
Peoria
Goodyear
Glendale
& Nearby Areas
Customer Reviews

What Homeowners Say

5.0
★★★★★
Google Reviews
★★★★★

"White Tank Mountain provided outstanding service! Their team was professional, and my heating system has never worked better. Highly recommend them!"

Verified Customer · Google Review
★★★★★

"Exceptional experience with reliable service. Emilio is fantastic — operates a very thorough business!"

John S. · Google Review
★★★★★

"Prompt, professional, and courteous technicians. Couldn't have asked for a better experience."

Mary Johnson · Google Review
★★★★★

"They fixed my AC efficiently and quickly! Fast, fair, and got the job done right."

Chris Lee · Google Review
Common Questions

Got Questions?
We've Got Answers.

Everything homeowners usually ask before calling us.

How much does a new AC system cost?
+
It depends on your home size, system type, and efficiency level. Use our estimator above for a ballpark. We always come out for a free walkthrough to give you an exact price with no surprises.
What brands do you work on?
+
All of them. Our techs are factory trained on every residential HVAC brand — Carrier, Trane, Lennox, Goodman, Rheem, York, and more. Any age, any system.
How fast can you come out?
+
Emergencies: same day. Regular service: usually within 24–48 hours. Arizona heat is no joke — we prioritize emergency calls and get there fast.
What's included in the $15/month plan?
+
Annual inspection, 20% off all repairs, and priority scheduling. The $189 annual plan includes your first seasonal maintenance visit for free. No cancellation fees.
Do you offer financing?
+
Yes! We offer financing on system replacements. We'll walk through all the options during your free estimate — no pressure, just information so you can make the right call for your budget.
Is the diagnostic fee waived if I book a repair?
+
Yes — the $99 diagnostic/trip charge is waived when you schedule a same-day repair or replacement with us. We believe in earning your business, not just charging to show up.
Get In Touch

Ready to Get
Your Free Quote?

Fill out the form and we'll reach out shortly. Prefer to talk? Call or text us directly — we respond fast.

📞
(951) 741-4333
Call or text — we respond fast
✉️
ostendiemilio@gmail.com
Email us anytime
📍
Serving the West Valley
Surprise · Buckeye · Peoria · Sun City · Goodyear
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