AJ Danboise
Farmington Hills, MI HVAC · #3 of 4 · 101+ yrs
ⓘ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
⏱ 101+ years in business
Review sentiment: 90/100
Overview
AJ Danboise lists mini-split systems and whole-home ductless retrofits. Founded 1925, 100+ years serving Metro Detroit homeowners. Farmington Hills winters mean reliable furnace tune-ups and heat-pump retrofits. AJ Danboise notes same-day emergency response and flat-rate pricing on its site.
Full-service HVAC company in Farmington Hills focusing on AC repair and mini-split systems. Heritage: founded 1925, 100+ years in operation. Emergency service: lists same-day response. Staffing: advertises 20 trained technicians across service teams.
Score breakdown
Above the Farmington Hills, MI HVAC average of 84/100. Ranks #3 of 4 listed HVAC providers in Farmington Hills, MI.
Editorial Review
79
46%
Google Rating
93
17%
Local Search Rank
81
9%
Review Sentiment
90
15%
Years in Business
100
4%
Review Volume
94
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Farmington Hills average
| Signal | AJ Danboise | Farmington Hills avg | Delta |
|---|---|---|---|
| Vouched Score | 86/100 | 84/100 | +2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 2,945+ | 4,850+ | -1906 vs avg |
| Years in business | 101+ | 56+ | +44 vs avg |
What customers say
Where they stand on this page:
Longest-established provider on this page (101+ years vs page median 38)
Reviewers praise:
punctualitytransparent pricingthorough diagnosticsclean job sites
Pros
Strengths
- High Google rating (4.8★ across 2,945+ reviews)
- Long-established (101+ years in business)
When to choose them
- You need AC repair
- You need indoor air quality work
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
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.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Published pricing
Promotions
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$30 OFF Your Next Plumbing, Heating, Cooling, or Ele
As published: $30 OFF Your Next Plumbing, Heating, Cooling, or Ele"…vices in Farmington Hills Book Online and Receive $30 OFF Your Next Plumbing, Heating, Cooling, or Electrical Repair Contact Us For Same Day Service! Sc…"
Pricing model
-
Upfront pricing
As published: Upfront pricing"…n and transparent communication with our clients. Upfront Pricing: Honest and clear pricing–we will answer any ques…" -
Transparent pricing
As published: Transparent pricing"…lity lighting services. We offer upfront pricing, transparent pricing, courteous professionals who keep your property c…" -
No hidden fees
As published: No hidden fees"…ased on your calendar Clear, upfront pricing with no hidden fees or confusing industry jargon Courteous profession…" -
Flat-rate pricing
As published: Flat-rate pricing"…nce: Upfront Pricing with No Surprises – We offer flat-rate pricing. That means that we charge by the job, not by the…"
Contact & hours
📞
🌐
✉️
📍
🕒
Call for hours (verify current hours) — [phone number]
Frequently asked questions
What are the pros of AJ Danboise?
Based on public records and customer reviews: High Google rating (4.8★ across 2,945+ reviews); Long-established (101+ years in business); Emergency response: same-day; Financing available; Flat-rate, upfront pricing; Indoor air quality services; Mini-split system specialist; Specializes in AC repair.
When should I choose AJ Danboise?
Choose them if: You need AC repair; You need indoor air quality work; You need same-day or after-hours service; You need to finance the work; You prefer a family-owned operation.
What is the Vouched Score for AJ Danboise?
86/100. Top contributing signals: Years In Business 100/100, Google Review Count 94/100, Google Rating 93/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has AJ Danboise been in business?
AJ Danboise has been operating for 101+ years in Farmington Hills, MI.
How can I contact AJ Danboise?
Call AJ Danboise at +1-248-574-4411. Address: 23800 Industrial Park Dr, Farmington Hills, MI 48335, USA.
What does HVAC service typically cost when working with a Farmington Hills, MI provider like AJ Danboise?
AC repair typically runs $140–$610, and full AC system replacement runs $5,150–$12,250 in Farmington Hills, Michigan. These are area-wide market estimates, not AJ Danboise's quotes. For an exact price, request a written estimate from AJ Danboise.
What pricing terms does AJ Danboise publish on their website?
AJ Danboise's website publishes: $30 OFF Your Next Plumbing, Heating, Cooling, or Ele, Upfront pricing. Promotions and plans change — confirm currently-available terms with AJ Danboise before acting.
Does AJ Danboise do AC Repair in Farmington Hills, MI?
Yes. AJ Danboise lists AC Repair among its services and serves Farmington Hills, MI. Call +1-248-574-4411 for a quote.
Does AJ Danboise do Mini-Split Systems in Farmington Hills, MI?
Yes. AJ Danboise lists Mini-Split Systems among its services and serves Farmington Hills, MI. Call +1-248-574-4411 for a quote.
Does AJ Danboise do AC Replacement in Farmington Hills, MI?
Yes. AJ Danboise lists AC Replacement among its services and serves Farmington Hills, MI. Call +1-248-574-4411 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
AJ Danboise (this company) ⭐ Upfront Pricing |
86/100 | 4.8★ (2,945+) | 101+ |
Randazzo Heating & Cooling ⭐ Best for New System Installation · ⭐ Best for Rebates & Tax Credits · ⭐ Best for Free Estimates |
91/100 | 4.9★ (2,740+) | 38+ |
Thornton & Grooms ⭐ Highest Vouched Score |
93/100 | 4.9★ (16,040+) | 89+ |
Great Dane Heating, Cooling, Electrical, & Plumbing ⭐ Best for Commercial AC Replacement · ⭐ Best NATE-Certified Installer |
78/100 | 4.9★ (315+) | 27+ |
Listed in
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Profile last updated July 26, 2026.