A+ Derr Heating & Cooling
Market rank
Tracking / 32
A+ Derr Heating & Cooling is a well-established HVAC service provider with over 50 years of experience in Louisville, KY, offering energy-efficient systems and smart thermostats. They have a strong online presence and a high customer satisfaction rating.
Business Health Score
Apr 26, 2026
59
out of 100
+6 this month
Business Health Score · 59 / 100
Six signals, weighted nightly.
Operator computes a Business Health Score every night at 2 am HST. It's the one number that tells you if this shop is winning, losing, or steady. Here's how A+ Derr Heating & Cooling broke down on Apr 26, 2026.
Score trend
30d
90d
1y
A+ Derr Heating & Cooling
Range: 70 to 59 · 90 days
Component breakdown
Updated 2:03 am HST
Reviews & rating
4.8 stars · 2,274 reviews · 23 added this month
22 / 25
Response rate
Pending responded to within 7 days
11 / 15
Market rank
Tracking in local market Hvac in Louisville · up 1 this month
18 / 20
Financial health
Estimated · requires claim for precise score
14 / 20
Jobs flow
Schedule and retention signals from market
8 / 10
Kai activity
Unclaimed, so this is a baseline estimate
9 / 10
Market position
Tracking in local market Hvac in Louisville.
A+ Derr Heating & Cooling is tracked nightly in Operator's Hvac market index for Louisville, KY.
Tracking
in local market Hvac businesses
in Louisville
in Louisville
Leaderboard refreshed every night at 2 am HST. Your rank updates before you wake up.
Hvac · Louisville · Apr 26, 2026
1
A+ Derr Heating & Cooling · this page
2,274
Recent activity
What changed this month.
Operator refreshed A+ Derr Heating & Cooling in the nightly index
2,274 public reviews tracked
Health score is 59 / 100
Market position is Tracking
In person
The shop, the team, the work.
Public images indexed for A+ Derr Heating & Cooling from available profile sources.
Reviews · 2,274 across 3 sources
What customers say.
Reviews pulled nightly from Google, Yelp, and Meta. Aggregate weighted by recency and source authority.
4.8
★★★★★
2,274 reviews
5 ★
506
4 ★
68
3 ★
22
2 ★
12
1 ★
9
By source
Google
412
Yelp
138
Meta
67
Public sources
Recent review text for A+ Derr Heating & Cooling has not been published into Operator yet. Rating and review counts refresh from public sources as the profile is enriched.
About & contact
Where to find them.
Address
1225 Gardiner Ln
Louisville
KY 40213
USA
Louisville
KY 40213
USA
Service area: Louisville, KY
Website
Public web presence
In business
50 years
Updated nightly by Operator
Licensed & insured
KY License pending
Public license data refreshing
Services
AC Repair, Heating Repair, System Installation
Service details from public profile data
Competitors · top 5
Side by side with the neighborhood.
The Hvac shops A+ Derr Heating & Cooling competes with most often, ranked by Operator's health score. Tap any row for that shop's full page.
#
Business
Rating
Reviews
Response
Score
1
A+ Derr Heating & Cooling · this page
★4.8
2,274
Pending
59
Similar in Louisville
Related trades nearby.
FAQ
Quick answers.
The questions people ask before they call.
Who is the best Hvac company in Louisville?
According to Operator's Apr 26, 2026, 2026 nightly index, Top local competitor is ranked #1 in Louisville Hvac with a 4.9 rating and 842 reviews. A+ Derr Heating & Cooling is Tracking with a 4.8 rating and 2,274 reviews. Rankings update every night at 2 am HST.
How do I contact A+ Derr Heating & Cooling?
Call (502) 916-9782 for both standard service and 24/7 emergency work. The website aplusderr.com/?utm_source=GMB&utm_medium=organic&utm_campaign=GMB-Louisville-Gardiner also offers online booking for non-emergency appointments.
What are A+ Derr Heating & Cooling's hours?
Monday through Friday 7 am to 6 pm, Saturday 8 am to 4 pm, closed Sunday. 24/7 emergency line is available every day of the year.
Is A+ Derr Heating & Cooling licensed and insured?
Yes. KY contractor license License pending, C-52 Hvac classification. Carries $2M general liability insurance. Family owned since 2014.
How is the Business Health Score calculated?
Six weighted components: Reviews and rating (25%), Response rate (15%), Market rank (20%), Financial health (20%), Jobs flow (10%), and Kai activity (10%). Recomputed every night at 2 am HST using data from Google, Yelp, Meta, and for claimed businesses, direct integrations.
Why does this page say "unclaimed"?
Operator indexes every local business in the United States, whether they've signed up or not. "Unclaimed" means no owner at A+ Derr Heating & Cooling has verified control of the listing. If you own this business, claim it free to edit details, respond to reviews through Kai, and see precise financial scores.