Updated: May 24, 2026
Location and Projects
Address
5516 Business Dr, Wilmington, NC, 28405
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O'Brien Service Company Photos
O'Brien Service Company HVAC/Mechanical Contractor
O'Brien Service Company is a locally owned and operated business. Established in 1981, our company's founding goal was to provide a complete range of heating and air services (HVAC) in Wilmington, NC.
From BuildZoom: O'Brien Service Company, 5516 Business Dr, Wilmington, NC (Owned by: James Steele Williams Iii) holds a Residential license and 1 other license according to the North Carolina license board.
Their BuildZoom score of 110 ranks in the top 4% of 101,103 North Carolina licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring O'Brien Service Company, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
O'Brien Service Company Contact Information
Phone Number: (910) 799-6611
Address: 5516 Business Dr, Wilmington, NC 28405
O'Brien Service Company Wilmington
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
O'Brien Service Company has a BuildZoom score of 110, which places them above 96% of 101,103 contractors in North Carolina.
Activity
|
83 projects
|
2025 |
|
151 projects
|
2024 |
|
198 projects
|
2023 |
Our building permit records indicate that O'Brien Service Company has worked on at least
432.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
5 projects
|
Home Additions |
|
5 projects
|
New Constructions |
|
265 projects
|
HVAC projects |
|
212 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that O'Brien Service Company mostly works on
hvac project
and mechanical project
projects.
Pricing
|
8 projects
|
< $5k |
|
133 projects
|
$5k-$20k |
|
32 projects
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
|
5 projects
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $13,183. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by O'Brien Service Company
This is a sample of this contractor's permits. Click here to access their complete permit history.
This application is for the renovation and addition to an existing home only. the current home is 6 530 sf and the additional sf added will be a181 sf for a total of 6 711 hsf
Valuation:
$740,156
Permit #:
25-024877
Status:
issued
Fee:
$2,970
Permit Type:
N/A
Building Type:
N/A
This application is for the renovation and addition to an existing home only. the current home is 6 530 sf and the additional sf added will be a181 sf for a total of 6 711 hsf
Valuation:
$740,156
Permit #:
25-032117
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
D obrien/new house- main downstairs/upstairs: install (2) new trane 3 ton s/s hp and 2.5 ton ahu w 10 kw heater. apartment & gym: install a new trane/mits 2.5 ton multizone outdoor unit with an amt18 and a uks12 mini split. 1st floor master bedroom & upstairs den: install a new trane/mits 3 ton outdoor multizone pro heat unit with (2) amt18's indoor mini splits. garage: install a new ... see more
Valuation:
$708,503
Permit #:
23-002632
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Obriens install a 12 000btu ductless mini-split in the storage room. various interior and exterior renovations. including new cabinets new flooring painting repairs to compromised materials removing an existing solarium and replace with normal wall section and roof
Valuation:
$463,218
Permit #:
23-002283
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Nhc commercial mechanical - alteration/renovation
2022-01-10
D obrien service co inc we will be running out all new bathroom exhaust flex for 4 bathrooms. we will install a dryer box and piping to the outside. we are installing 10 updraft duct to accommodate the new range hood. we are moving the returns in the hallway to be centered on the lights. we are moving all the supply boots to work in the space. we are adding some ducts to some offices.... see more
Valuation:
$319,272
Permit #:
21-015394
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Premises is located in flood zone ae bfe = 9.5 rfpe = 11.5. approved for replacement/change out of one 3.0 ton hvac system in same location. recommend raising to first floor level or rfpe if not already at said elevation
Valuation:
$21,884
Permit #:
1002
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Obrien/provide and install (2) 5-ton systems with 2 new duct sox duct systems//demo interior non load bearing walls conversion of space to tap room new bathrooms install new covered patio & slab
Valuation:
$530,641
Permit #:
23-013677
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential building addition general repairs renovation and accessory permit application
2025-03-19
This application is for the renovation and addition to an existing home. the current home is 6 530 sf and the additional sf added will be a181 sf for a total of 6 711 hsf
Valuation:
N/A
Permit #:
RAPP-25-002984
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
O'brien hvac/install a new 2.5 ton split heat pump and 3 ton air handler with 8 kw heater and all new duct over dropped ceilings. includes running new drain lines refrigerant lines and thermostat wires. also includes new grilles at final. drift coffee alt/renov for new tenant/improvement consisting of the construction of a new coffee bar within an existing building to include all elec... see more
Valuation:
$197,658
Permit #:
22-000682
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Nhc residential mechanical - alteration/renovation
2023-04-19
Obriens/remove existing geo hvac system. install a new water furnace geothermal 3 ton split heat pump system with a new programmable thermostat. includes running a new refrigerant line set as well. includes up to 5 new supply vents in the kitchen/dining area a new return duct venting the range hood and running a new drain line. note: this does not include make up air if that is needed... see more
Valuation:
$31,271
Permit #:
22-006160
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential mechanical stand alone (all scopes of mechanical work)
2024-06-05
Changeout; o'brien/meade: install a new trane 4 ton s/s hp 3.5 ton ahu w/10kw heater; added a dehu to crawlspace meade: disconnect/reconnect circuits for changeout of hvac system adding a receptacle and include a voltage drop transformer for dehu in crawl space
Valuation:
N/A
Permit #:
24-007799
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Residential mechanical stand alone (all scopes of mechanical work)
2024-05-13
D. o'brien - replace all accessible duct in the crawlspace w a new duct system. there is another system that services the master suite but there is 1 vent in the master closet that is fed off the main system - that vent will be disconnected and closed off per the homeowner's request
Valuation:
N/A
Permit #:
24-006869
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Residential mechanical stand alone (all scopes of mechanical work)
2023-01-13
Make current floor vent in closet 1 a toe kick as well as current floor bed vent. pull the closet 2 vent inward into the closet (about a foot so boot only replaced). addition 2 more runs into bedroom area. move return grille over into new location using a 24x14 aluminum grill and 14 flex. eliminate the existing 8-6-6 y and run each duct with a dedicated flex line for a 6 and 8 splice
Valuation:
$10,849
Permit #:
22-023607
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Obrien's vent out 8” range hood to roof cap - owner will have roofer install. vent out 8” fresh air with damper and pressure switch. vent out (2) 4” can light fans to soffit. run 3/4” gas line from gas line under home to new stove location. remodel kitchen and 3 baths no plans
Valuation:
N/A
Permit #:
23-001279
Status:
expired
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Residential mechanical stand alone (all scopes of mechanical work)
2023-01-09
D obrien service co inc replace all accessible duct in crawl with a new 3 ton duct system. includes installing downdraft venting for electric stove and sidewall cap w flap and screen to side of house. install collar and seal connection on return plenum in attic. includes insulation around ceiling boot on top floor ductwork and retape any loose insulation on top ductwork trunkline
Valuation:
N/A
Permit #:
22-032544
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Residential mechanical stand alone (all scopes of mechanical work)
2023-01-06
O'brien/meade electric: main home:change out/install a new trane 2.5 ton s/s hp and a 2 ton ahu w 8 kw heater. garage: install a new trane/mits 9k btu ductless mini split. includes installing line set and beauty cover. associated with electrical stand alone 22-031075
Valuation:
N/A
Permit #:
22-031077
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Nhc residential mechanical - alteration/renovation
2023-05-18
Obrien service co/roughing in addition for new split system and duct work; also includes new dryer bathroom exhaust new refrigerant lines and drain lines.//convert existing garage to in-law suite not an adu/no kitchen
Valuation:
$44,116
Permit #:
23-002580
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Obrien service co/change out/install (2) new trane 2 ton s/s hp & (2) 2.5 ton ahu's w (2) 5kw heaters and a new trane 3 ton s/s hp & 1.5 ton ahu w/5kw heater; includes replacing all accessible duct in attic with a new 2 ton duct system
Valuation:
N/A
Permit #:
23-001707
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Obrien service co/installing a new 1.5 ton split heat pump and air handler with 5 kw heater. includes new refrigerant lines and new supply and return duct.//20x40 office expansion installing a new 1.5 ton split heat pump and air handler with 5 kw heater. includes new refrigerant lines and new supply and return duct
Valuation:
$96,384
Permit #:
22-017853
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Premises is located in flood zone ae bfe = 11.0 rfpe = 13.0. approved for replacement/change out of one 2.0 ton hvac system in same location. recommend raising to first floor level or rfpe if not already at said elevation
Valuation:
$8,445
Permit #:
1002
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
O'Brien Service Company Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
O'Brien Service Company License info
Verified License
| License # | 87296 |
| Status | Active |
| State | North Carolina |
| Type | Residential |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for O'Brien Service Company at the North Carolina Licensing Board for General Contractors.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 30228 |
| Status | Active |
| State | North Carolina |
| Type | Heating Group 2 |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for O'Brien Service Company at the North Carolina Board Of Examiners of Plumbing, Heating and Fire Sprinkler Contractors.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
5K
Permits
- Building permit records show that O'Brien Service Company has worked on 4973 permitted projects.
O'Brien Service Company Employees
JI
James Steele Williams Iii
Owner
RC
Ronald Scott Chadwick