Koz Heating & Cooling
Sterling Heights, MI HVAC · #3 of 3 · NATE-certified
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
NATE Certified
Review sentiment: 85/100
Overview
Koz Heating & Cooling leads with a heavy AC repair workload, per their service pages. The company lists flat-rate pricing and no overtime charges. Koz Heating & Cooling states NATE-certified technicians staff service teams. Sterling Heights winters require dependable furnace service and rapid emergency response. Reviews note same-day fixes and detailed diagnostics in customer stories.
Residential and commercial HVAC serving Macomb and Oakland counties, with ductless mini-split installations emphasized. NATE-certified technicians are listed on the company website. Per their site, emergency response is available for urgent no-heat or no-cool calls. Flat-rate pricing with no overtime charges and financing is advertised for replacements.
Score breakdown
Sterling Heights, MI HVAC average is 81/100. Ranks #3 of 3 listed HVAC providers in Sterling Heights, MI.
Editorial Review
72
48%
Google Rating
93
18%
Local Search Rank
75
10%
Review Sentiment
85
16%
Review Volume
67
10%
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 | 78/100 | 81/100 | -3 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 300+ | 320+ | -22 vs avg |
What customers say
Reviewers praise:
fast emergency responsethorough diagnosticsclear pricingneat job practices
Pros
Strengths
- High Google rating (4.8★ across 300+ reviews)
When to choose them
- You need AC repair
- You need furnace repair
- You need to finance the work
- You want NATE-certified technicians
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Heating System Replacement — Replacement of an aging or failed heating system, typically a furnace or heat-pump indoor unit.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
- Commercial HVAC — Commercial HVAC service for offices, retail, and light-industrial spaces — rooftop units, package units, and split systems.
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
-
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
-
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
📞
🌐
✉️
📍
🕒
Call for hours
Frequently asked questions
What are the pros of Koz Heating & Cooling?
Based on public records and customer reviews: High Google rating (4.8★ across 300+ reviews); NATE-certified technicians; Emergency response: 24/7; Financing available; Free estimates; Flat-rate, upfront pricing; Specializes in AC repair.
When should I choose Koz Heating & Cooling?
Choose them if: You need AC repair; You need furnace repair; You need to finance the work; You want NATE-certified technicians.
What is the Vouched Score for Koz Heating & Cooling?
78/100. Top contributing signals: Google Rating 93/100+ Review Sentiment 85/100, Google Position 75/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How can I contact Koz Heating & Cooling?
Call Koz Heating & Cooling at +1-586-917-0032. Address: 7501 Triangle Dr, Sterling Heights, MI 48314, USA.
What does HVAC service typically cost when working with a Sterling Heights, MI provider like Koz Heating & Cooling?
AC repair typically runs $140–$610, and full AC system replacement runs $5,150–$12,250 in Sterling Heights, Michigan. These are area-wide market estimates, not Koz Heating & Cooling's quotes. For an exact price, request a written estimate from Koz Heating & Cooling.
What pricing terms does Koz Heating & Cooling publish on their website?
Koz Heating & Cooling's website publishes: $38/month for qualified buyers!, Flat-rate pricing, Free estimates. Promotions and plans change — confirm currently-available terms with Koz Heating & Cooling before acting.
Does Koz Heating & Cooling do AC Repair in Sterling Heights, MI?
Yes. Koz Heating & Cooling lists AC Repair among its services and serves Sterling Heights, MI. Call +1-586-917-0032 for a quote.
Does Koz Heating & Cooling do Mini-Split Systems in Sterling Heights, MI?
Yes. Koz Heating & Cooling lists Mini-Split Systems among its services and serves Sterling Heights, MI. Call +1-586-917-0032 for a quote.
Does Koz Heating & Cooling do HVAC Installation in Sterling Heights, MI?
Yes. Koz Heating & Cooling lists HVAC Installation among its services and serves Sterling Heights, MI. Call +1-586-917-0032 for a quote.
Does Koz Heating & Cooling do Furnace Repair in Sterling Heights, MI?
Yes. Koz Heating & Cooling lists Furnace Repair among its services and serves Sterling Heights, MI. Call +1-586-917-0032 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
Koz Heating & Cooling (this company) ⭐ Smart Thermostat Install · ⭐ Upfront Pricing |
78/100 | 4.8★ (300+) | — |
A Plus Heating and Cooling, Inc. ⭐ Best for Ductwork & Sealing |
83/100 | 4.9★ (430+) | 27+ |
McQuade Heating & Cooling Plumbing & Refrigeration ⭐ Highest Vouched Score · ⭐ Best for Furnace Repair · ⭐ Best NATE-Certified Team |
83/100 | 4.8★ (375+) | 56+ |
Arkan's Heating And Air Conditioning ⭐ Best for Mini-Splits / Ductless |
76/100 | 5.0★ (160+) | 31+ |
Listed in
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Profile last updated July 26, 2026.