Gary Duncan Services Co
Olive Branch, MS Indoor Air Quality · #5 of 4 · 39+ yrs
⏱ 39+ years in business
Review sentiment: 30/100
At a glance
- Google rating
- 3.0★ from 4 reviews
- In business
- 39+ years
- Service area
- Olive Branch, MS + 1 nearby
- Phone
- +1-662-895-2023
Overview
Editorial review
Free estimates and financing are advertised on Gary Duncan Service Company's website. The company lists ERV/HRV ventilation among its specializations. Gary Duncan Services Co has served northern Mississippi for 39+ years. Emergency service availability is noted on the site for urgent HVAC needs. Olive Branch summers bring high humidity, a common local IAQ concern.
Whole-home HVAC and IAQ work in Olive Branch, with ERV/HRV ventilation listed. ERV/HRV ventilation appears explicitly on their site. Free estimates and 100% financing are advertised on their homepage. Years in business stated as 39+ years.
How Gary Duncan Services Co compares to the Olive Branch average
| Signal | Gary Duncan Services Co | Olive Branch avg | Delta |
|---|---|---|---|
| Google rating | 3.0★ | 4.9★ | -1.9 vs avg |
| Review volume | 4 | 90+ | -88 vs avg |
| Years in business | 39+ | 42+ | -4 vs avg |
Pros & cons
Pros
Verified strengths
- Long-established (39+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: 24/7
- Financing available
- Free estimates
Cons
- Smaller review history (4 Google reviews)
- Mixed customer sentiment (score 30/100)
When to choose them — and when to consider alternatives
Choose them if
- You need to finance the work
- You value a long-tenured local operator (39+ years in business)
Consider alternatives if
- You require ratings above 4.0 (averages 3.0★)
- You prefer a provider with hundreds of customer reviews
- You want a BBB-rated firm specifically
Service area
Olive Branch, MS home · Services Olive Branch, MS home
What Gary Duncan Services Co publishes about pricing
Diagnostics & second opinions
-
Free second opinion
As published: Free second opinion"…/7 emergency services and we will also give you a free second opinion should someone inform you that you have a bad com…"
Estimates
-
Free estimates
As published: Free estimates"…Call our office today at 662-895-2023 today for a free estimate! Call us now! Gary Duncan Service Company Olive B…"
Contact & hours
📞
🌐
✉️
📍
🕒
Mon–Fri 8:00 am–5:00 pm
emergency service available
Frequently asked questions
What are the pros of Gary Duncan Services Co?
Based on public records and customer reviews: Long-established (39+ years in business); Emergency response: 24/7; Financing available; Free estimates.
What are the cons of Gary Duncan Services Co?
Concerns flagged from public records and reviews: Smaller review history (4 Google reviews); Mixed customer sentiment (score 30/100).
When should I choose Gary Duncan Services Co?
Choose them if: You need to finance the work; You value a long-tenured local operator (39+ years in business).
When should I consider alternatives to Gary Duncan Services Co?
Consider alternatives if: You require ratings above 4.0 (averages 3.0★); You prefer a provider with hundreds of customer reviews; You want a BBB-rated firm specifically.
What is the Vouched Score for Gary Duncan Services Co?
34/100. Top contributing signals: Years In Business 100/100, Llm Score 34/100, Google Rating 33/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Gary Duncan Services Co been in business?
Gary Duncan Services Co has been operating for 39+ years in Olive Branch, MS.
How can I contact Gary Duncan Services Co?
Call Gary Duncan Services Co at +1-662-895-2023. Address: 7261 Buckboard Cove, Olive Branch, MS 38654, USA.
What does indoor air quality service typically cost when working with a Olive Branch, MS provider like Gary Duncan Services Co?
Whole-house HEPA air purifier typically runs $1,300–$3,400, and UV-C germicidal lamp runs $255–$1,000 in Olive Branch, Mississippi. These are area-wide market estimates, not Gary Duncan Services Co's quotes. For an exact price, request a written estimate from Gary Duncan Services Co.
What pricing terms does Gary Duncan Services Co publish on their website?
Gary Duncan Services Co's website publishes: Free second opinion, Free estimates. Promotions and plans change — confirm currently-available terms with Gary Duncan Services Co before acting.
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Gary Duncan Services Co (this company) |
— | 3.0★ (4) | 39+ | — | — | — |
| 80/100 | 4.9★ (110+) | 52+ | — | — | Best for Humidity Control | |
| 68/100 | 4.7★ (95+) | 67+ | — | — | — | |
| 76/100 | 4.9★ (105+) | 40+ | — | — | — |
Listed in
Explore more
Profile last updated July 12, 2026.