Updated: Jun 27, 2026
Location and Projects
Headquarters Address
10 HARRISON RD, Centerville, MA, 02632
Local address
40 SHEFFIELD DR, Windsor, CT, 06006
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Brian O'sullivan Electrician
Brian O'sullivan, 40 Sheffield Dr, Windsor, CT (Employee: Brian Sullivan) holds a Electrical Unlimited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 91 ranks in the top 37% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Brian O'sullivan, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Brian O'sullivan Contact Information
Headquarters Address: 10 HARRISON RD, Centerville, MA, 02632
Local Address: 40 SHEFFIELD DR, Windsor, CT 06006
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacement of deck and stairs (2). work will be completed by the applicants with no contractors. have selected type iv construction type - frame will be pressure treated pine. decking and railing composite materials. both the deck at the front of the house and the landing at the front door are replacements. deck will be 8 in depth x 20 wide and the landing will be 8 wide and 4 in dep... see more
Valuation:
$6,500
Permit #:
22-330B
Status:
complete
Fee:
$130
Permit Type:
Addition (residen...
Building Type:
N/A
Replacement of indirect water heater install superstor mn#ssu119 119 gal tank. replace mixing valve with electronic mixing valve with armstrong mn# drv40. repipe prep sink drain with 1-1/2 pvc piping. install backflow preventer to main domestic water supply backflow preventer. watts 3 957-osy replacement of indirect water heater install superstor mn#ssu119 119 gal tank. replace mixing... see more
Valuation:
$21,900
Permit #:
PP-2021-62
Status:
issued
Fee:
$367
Permit Type:
Existing plumbing...
Building Type:
N/A
Public works yard - removal of one (1) 10, 000 gallon diesel tank & one (1) 10, 000 gallon gasoline tank (both tanks are fiberglass) and remove associated piping all to code
Valuation:
$4,500
Permit #:
M-14-02147
Status:
issued
Fee:
N/A
Permit Type:
Mechanical pmt un...
Building Type:
N/A
Furnish and install new above ground product piping on new above ground diesel and gasoline storage tanks as per code
Valuation:
$15,000
Permit #:
M-14-01866
Status:
issued
Fee:
N/A
Permit Type:
Mechanical pmt un...
Building Type:
N/A
Install fill and product piping for above ground diesel fuel tank.
Valuation:
$5,000
Permit #:
P-14-1215
Status:
complete
Fee:
N/A
Permit Type:
Plumbing
Building Type:
Commercial
275 pratt st. (miller co) install new above ground waste water storage tanks and piping. as per code
Valuation:
$60,000
Permit #:
P-11-03424
Status:
issued
Fee:
N/A
Permit Type:
Plumbing pmt unde...
Building Type:
N/A
Airport** install pump equipment for aviation gas as per code
Valuation:
$10,000
Permit #:
M-12-01573
Status:
issued
Fee:
N/A
Permit Type:
Mechanical pmt un...
Building Type:
N/A
Plumbing permit
Valuation:
$0
Permit #:
P-12-P17794
Status:
Issued
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Furnish and install additional waste oil and vehicle lubrication equipment
Valuation:
N/A
Permit #:
P-2010-0514
Status:
complete
Fee:
N/A
Permit Type:
437 alter. To com...
Building Type:
Commercial building
New fuel service facility
Valuation:
N/A
Permit #:
P-2013-0029
Status:
complete
Fee:
N/A
Permit Type:
328 Accessory Bldgs.
Building Type:
Industrial Building
Install fill and product piping for a 12, 000 gallon above ground tank wrong permit type - permit made inactive - correct permit is p-14-1215
Valuation:
$5,000
Permit #:
TM-14-1189
Status:
expired
Fee:
$0
Permit Type:
Tanks
Building Type:
Commercial
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Verified License
BuildZoom confirmed this contractor's license
Brian O'sullivan License info
Verified License
| License # | ELC.0203143-E1 |
| Status | Active |
| State | Connecticut |
| Type | Electrical Unlimited Contractor |
| Date Issued | 10-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Brian O'sullivan at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLM.0284613-P9 |
| Status | Active |
| State | Connecticut |
| Type | Plumbing & Piping Limited Contractor |
- When BuildZoom last verified this license, it had an expiration date of October, 2025. Check the current license status of Brian O'sullivan with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
8
Permits
- Building permit records show that Brian O'sullivan has worked on 8 permitted projects.
Brian O'sullivan Employees
BO
Brian O'sullivan
BS
Brian Sullivan