O'Brien Service Company
Wilmington, NC HVAC · #3 of 8 · 45+ 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
At a glance
- Google rating
- 4.9★ from 1,425+ reviews
- In business
- 45+ years
- Yelp
- 4.1★ from 50+ reviews
- Services
- 6 HVAC services
- Service area
- Wilmington, NC
Overview
Editorial review
AC repair specialization is prominent, with many reviewer accounts of fast diagnostics. O'Brien Service Company lists Trane systems and variable-speed equipment on its site. The company reports 7,000+ combined training hours and family ownership since 1981. Wilmington's coastal humidity increases cooling and IAQ demand seasonally. Reviewers often note same-day responses for urgent cooling problems.
Full-service HVAC contractor in Wilmington handling installations, replacements, and emergency repairs. Family-owned since 1981, operating 45+ years in the Wilmington area. Emergency response available (same-day service, per the site).
Vouched Score breakdown — 80/100
Above the Wilmington, NC HVAC average of 79/100. Ranks #3 of 8 listed HVAC providers in Wilmington, NC.
Editorial Review
76
44%
Yelp Rating
78
3%
Google Rating
97
16%
Local Search Rank
39
9%
Review Sentiment
92
14%
Years in Business
100
4%
Google Review Volume
85
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How O'Brien Service Company compares to the Wilmington average
| Signal | O'Brien Service Company | Wilmington avg | Delta |
|---|---|---|---|
| Vouched Score | 80/100 | 79/100 | +1 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,425+ | 1,330+ | +94 vs avg |
| Years in business | 45+ | 28+ | +17 vs avg |
What customers say
Where they stand on this page:
Only listed provider advertising duct testing & sealing
Reviewers praise:
punctualityquick repairsdiagnostic accuracyclean job sites
Pros
Verified strengths
- High Google rating (4.9★ across 1,425+ reviews)
- Long-established (45+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: same-day
- Financing available
- Free estimates
- Indoor air quality services
- Mini-split system specialist
- Duct testing & sealing
- Specializes in AC repair
When to choose them — and when to consider alternatives
Choose them if
- You need indoor air quality work
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.9★, 1,425+ reviews)
Consider alternatives if
- You want a BBB-rated firm specifically
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Wilmington, NC home
What O'Brien Service Company publishes about pricing
Pricing model
-
No hidden fees
As published: No hidden fees"…modate our needs. We received a fair quote with no hidden fees and stuck to it. I cannot say enough good things…"
Estimates
-
Free estimates
As published: Free estimates"…k with you to understand your needs and provide a free estimate before any work begins. Our Full Range of Service…"
Guarantees & credentials
- Licensed
- Licensed electrician
- Licensed technicians
- Licensed electricians
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 O'Brien Service Company?
Based on public records and customer reviews: High Google rating (4.9★ across 1,425+ reviews); Long-established (45+ years in business); Emergency response: same-day; Financing available; Free estimates; Indoor air quality services; Mini-split system specialist; Duct testing & sealing.
When should I choose O'Brien Service Company?
Choose them if: You need indoor air quality work; You need same-day or after-hours service; You need to finance the work; You want a top-rated provider with substantial review history (4.9★, 1,425+ reviews).
When should I consider alternatives to O'Brien Service Company?
Consider alternatives if: You want a BBB-rated firm specifically.
What is the Vouched Score for O'Brien Service Company?
80/100. Top contributing signals: Years In Business 100/100, Google Rating 97/100+ Review Sentiment 92/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has O'Brien Service Company been in business?
O'Brien Service Company has been operating for 45+ years in Wilmington, NC.
What does HVAC service typically cost when working with a Wilmington, NC provider like O'Brien Service Company?
Duct cleaning typically runs $270–$615, and AC repair runs $115–$500 in Wilmington, North Carolina. These are area-wide market estimates, not O'Brien Service Company's quotes. For an exact price, request a written estimate from O'Brien Service Company.
What pricing terms does O'Brien Service Company publish on their website?
O'Brien Service Company's website publishes: No hidden fees, Free estimates. Promotions and plans change — confirm currently-available terms with O'Brien Service Company before acting.
Does O'Brien Service Company do AC Repair in Wilmington, NC?
Yes. O'Brien Service Company lists AC Repair among its services and serves Wilmington, NC.
Does O'Brien Service Company do AC Replacement in Wilmington, NC?
Yes. O'Brien Service Company lists AC Replacement among its services and serves Wilmington, NC.
Does O'Brien Service Company do Mini-Split Systems in Wilmington, NC?
Yes. O'Brien Service Company lists Mini-Split Systems among its services and serves Wilmington, NC.
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
O'Brien Service Company (this company) |
80/100 | 4.9★ (1,425+) | 45+ | — | 4.1★ | Ductwork & Sealing |
| 77/100 | 4.9★ (315+) | 25+ | — | 4.4★ | Best NATE-Certified Team | |
| 77/100 | 4.9★ (915+) | 9+ | — | — | — | |
| 78/100 | 4.9★ (1,620+) | — | — | 2.6★ | Best for Furnace Repair |
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Profile last updated July 1, 2026.