O'Brien Service Company
Wilmington, NC Indoor Air Quality · #1 of 8 · 45+ yrs
At a glance
- Google rating
- 4.9★ from 1,430+ reviews
- In business
- 45+ years
- Yelp
- 4.1★ from 50+ reviews
- Service area
- Wilmington, NC + 1 nearby
Overview
Ventilation specialization: website lists ERV/HRV ventilation for whole-home IAQ projects. Family-owned business operating 45+ years, founded 1981. Wilmington's coastal humidity raises indoor moisture concerns, increasing ventilation relevance. O'Brien lists same-day service and financing options on their site for local customers. The company appears in the top-three local map positions with a large review count.
HVAC and Indoor Air Quality specialist focusing on ERV/HRV ventilation for whole-home IAQ in Wilmington. Family-owned business operating 45+ years, founded 1981. Same-day service is listed on their site for local service calls.
Vouched Score breakdown — 82/100
Above the Wilmington, NC Indoor Air Quality average of 79/100. Ranks #1 of 8 listed Indoor Air Quality providers in Wilmington, NC.
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 | 82/100 | 78/100 | +4 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,430+ | 840+ | +590 vs avg |
| Years in business | 45+ | 31+ | +14 vs avg |
What customers say
Pros
- High Google rating (4.9★ across 1,430+ reviews)
- Long-established (45+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: same-day
- Financing available
- Free estimates
When to choose them — and when to consider alternatives
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.9★, 1,430+ reviews)
- You value a long-tenured local operator (45+ years in business)
- You want a BBB-rated firm specifically
Service area
Wilmington, NC home · Services 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?
When should I choose O'Brien Service Company?
When should I consider alternatives to O'Brien Service Company?
What is the Vouched Score for O'Brien Service Company?
How long has O'Brien Service Company been in business?
What does indoor air quality service typically cost when working with a Wilmington, NC provider like O'Brien Service Company?
What pricing terms does O'Brien Service Company publish on their website?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
O'Brien Service Company (this company) |
82/100 | 4.9★ (1,430+) | 45+ | — | 4.1★ | — |
| 79/100 | 4.9★ (315+) | 25+ | — | 4.4★ | — | |
| 80/100 | 4.9★ (920+) | 9+ | — | — | — | |
| 78/100 | 4.9★ (1,625+) | — | — | 2.6★ | — |
Listed in
Explore more
Profile last updated July 5, 2026.