Updated: Sep 04, 2025
Location and Projects
Address
403 Woodland St, Windsor Locks, CT, 06096
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William o'brien Construction
William o'brien, 403 Woodland St, Windsor Locks, CT holds a Heating, Piping & Cooling license and 2 other licenses according to the Connecticut license board.
Their BuildZoom score of 105 ranks in the top 8% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William o'brien, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William o'brien Contact Information
Phone Number: (860) 951-2601
Address: 403 Woodland St, Windsor Locks, CT 06096
William o'brien Windsor Locks
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William o'brien has a BuildZoom score of 105, which places them above 92% of 12,093 contractors in Connecticut.
Activity
|
7 projects
|
2025 |
|
3 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that William o'brien has worked on at least
22.0 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
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that William o'brien mostly works on
kitchen remodel
projects.
Pricing
|
6 projects
|
< $5k |
|
12 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
The typical size of their permits is approximately $5,500. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
3 new navien combination heat hot water boilers existing gas pipe gas pressure test
Valuation:
$18,000
Permit #:
MISC-MEC-25-000143
Status:
rejected
Fee:
$615
Permit Type:
Replacement
Building Type:
Residential
Dwv and waterpipe 3 new kitchens 3 full bathroom
Valuation:
$18,000
Permit #:
MISC-PLM-25-000261
Status:
issued
Fee:
$615
Permit Type:
Replacement
Building Type:
Residential
Replace package heat air conditioning rooftop unit
Valuation:
$10,000
Permit #:
MISC-MEC-25-000131
Status:
canceled
Fee:
$428
Permit Type:
Replacement
Building Type:
Commercial
New dwv and water pipe for new stall shower and vanity
Valuation:
$3,000
Permit #:
25-11P
Status:
expired
Fee:
$60
Permit Type:
plumbing: stand a...
Building Type:
N/A
Oil to propane conversion. replacement of furnace coil condenser new gas piping to propane tanks
Valuation:
$11,000
Permit #:
PR20252631
Status:
issued
Fee:
$353
Permit Type:
N/A
Building Type:
N/A
Replace oil fired hot water boiler
Valuation:
$5,800
Permit #:
25-46M
Status:
expired
Fee:
$153
Permit Type:
Boiler
Building Type:
N/A
New baseboard heat loops combi gas boiler and gas pipe. gas pressure test. ref: res-alt-24-000264
Valuation:
$30,000
Permit #:
MISC-MEC-24-000343
Status:
complete
Fee:
$978
Permit Type:
Replacement
Building Type:
Residential
New dwv and waterpipe. new toilet lav tub kitchen sink faucets for 2 units. ref- res-alt-24-000264
Valuation:
$12,000
Permit #:
MISC-PLM-24-000836
Status:
complete
Fee:
$433
Permit Type:
Replacement
Building Type:
Residential
Rough and finish for a new full bathroom new shower valve new toilet new lav and dwv water pipe first floor
Valuation:
$5,000
Permit #:
PRPL20220000866
Status:
applied
Fee:
N/A
Permit Type:
plumbing
Building Type:
One family dwelli...
Replace 2 standing showers one tub tub shower valves and replocate 1 vanity replace 2 standing showers one tub tub shower valves and replocate 1 vanity
Valuation:
$4,000
Permit #:
PP-2021-188
Status:
complete
Fee:
$137
Permit Type:
Existing plumbing...
Building Type:
N/A
Install mitsubishi 3.5 ton ductless condenser #mxz5c42naz-u1 with 1-15 k and 3-6 k btu heads
Valuation:
$22,650
Permit #:
PRHV20220002480
Status:
applied
Fee:
N/A
Permit Type:
HVAC
Building Type:
One family dwelli...
New navien gas fired combination heat hot water boiler. 2 floors of baseboard new loops pve vented to outside tie into existing water and gas
Valuation:
$7,000
Permit #:
RES-NEW-22-154806
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Second floor tub water piping new kitchen drain and water pipe. (2) 40 gallon electric water heater. gas pressure test. ref: resbld-2021-6019
Valuation:
$4,800
Permit #:
MISC-PLM-21-174847
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modify existing gas pipe to connect to 3 propane tanks in the back of the house from existing equipment and make necessary corrections as needed
Valuation:
$2,500
Permit #:
MISC-MEC-24-000539
Status:
issued
Fee:
$161
Permit Type:
Alteration
Building Type:
Commercial
Install air conditioning condenser and 96% efficiency propane furnace
Valuation:
$29,000
Permit #:
PR20232457
Status:
issued
Fee:
$758
Permit Type:
N/A
Building Type:
N/A
Replace oil fired steam boiler
Valuation:
$5,500
Permit #:
23-44M
Status:
expired
Fee:
$114
Permit Type:
HVAC: subcontract...
Building Type:
N/A
New gas direct vent warm air furnace for new residence
Valuation:
$14,000
Permit #:
22-40M
Status:
expired
Fee:
N/A
Permit Type:
Mechanical stand ...
Building Type:
N/A
New navien boiler tie into existing piping new gas line mater to boiler
Valuation:
$5,500
Permit #:
MISC-MEC-17-169360
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
One-story addition for mud room
Valuation:
$140,000
Permit #:
BLD-2022-00563
Status:
issued
Fee:
$1,436
Permit Type:
N/A
Building Type:
N/A
Replacing 3 chimney gas boilers to wall hang units navien combo gas boiler btu 1905 (existing gas) direct venting
Valuation:
$19,500
Permit #:
MISC-MEC-21-171754
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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William o'brien License info
Verified License
| License # | HTG.0303623-S1 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling |
| Class | Unlimited |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for William o'brien at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0647903 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Class | HIC |
- According to the Connecticut Department of Consumer Protection, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for William o'brien at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0647903 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
- According to the Connecticut Department of Consumer Protection, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for William o'brien at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
401
Permits
- Building permit records show that William o'brien has worked on 401 permitted projects.