Koz Heating & Cooling
Sterling Heights, MI AC Replacement · #3 of 3 · NATE-certified
Overview
ac replacement focus appears in their service listings and specializations. NATE certification is listed for their technicians. Koz Heating & Cooling states flat-rate pricing with no overtime charges. The company advertises financing and free estimates for high-ticket installs. Local summers demand proper humidity control, and Koz notes service coverage across Macomb County.
Koz Heating & Cooling installs full central AC systems in Sterling Heights, MI. NATE-certified technicians appear on their team roster. Koz Heating & Cooling states flat-rate pricing with no overtime charges. The company states financing options and free estimates. Emergency service is advertised as available 24/7.
Score breakdown
Sterling Heights, MI AC Replacement average is 81/100. Ranks #3 of 3 listed AC Replacement providers in Sterling Heights, MI.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Sterling Heights average
| Signal | Koz Heating & Cooling | Sterling Heights avg | Delta |
|---|---|---|---|
| Vouched Score | 79/100 | 81/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 300+ | 320+ | -22 vs avg |
What customers say
Pros
- High Google rating (4.8★ across 300+ reviews)
When to choose them
- You need same-day AC replacement
- You need same-day or after-hours service
- You need to finance the work
- You want NATE-certified technicians
Services
Service area
Published pricing
Maintenance plans
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$38/month for qualified buyers!
As published: $38/month for qualified buyers!"…ITH AC OR FURNACE INSTALLATION Installs as low as $38/month for qualified buyers! Schedule with coupon. Cannot be combined with oth…"
Pricing model
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Flat-rate pricing
As published: Flat-rate pricing"…tection through our shoe covers and mats Upfront, flat rate pricing—no overtime charges 24 / 7 availability for all e…"
Estimates
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Free estimates
As published: Free estimates"…omes lacking sufficient instant hot water access. Free estimate Free Thinking about a new AC or furnace? Get a FR…"
Guarantees & credentials
- Licensed Professionals
- Fully Insured
- NATE Certified
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Koz Heating & Cooling?
When should I choose Koz Heating & Cooling?
What is the Vouched Score for Koz Heating & Cooling?
How can I contact Koz Heating & Cooling?
What does AC replacement service typically cost when working with a Sterling Heights, MI provider like Koz Heating & Cooling?
What pricing terms does Koz Heating & Cooling publish on their website?
Does Koz Heating & Cooling do AC Replacement in Sterling Heights, MI?
Does Koz Heating & Cooling do Emergency HVAC Service in Sterling Heights, MI?
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
Koz Heating & Cooling (this company) ⭐ NATE-Certified Installer |
79/100 | 4.8★ (300+) | — |
| 82/100 | 4.9★ (430+) | 27+ | |
McQuade Heating & Cooling Plumbing & Refrigeration ⭐ Highest Vouched Score · ⭐ Best for High-Efficiency Upgrades · ⭐ Best for Commercial AC Replacement |
83/100 | 4.8★ (375+) | 56+ |
Arkan's Heating And Air Conditioning ⭐ Best for Full-System Changeout |
79/100 | 5.0★ (160+) | 31+ |
Listed in
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Profile last updated July 26, 2026.