Updated: Jul 18, 2026
Location and Projects
Address
116 COW HILL RD, Killingworth, CT, 06419
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David O'donnell Plumber
David O'donnell, 116 Cow Hill Rd, Killingworth, CT (Employee: David Odonnell) holds a Plumbing & Piping Unlimited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring David O'donnell, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
David O'donnell Services
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David O'donnell Contact Information
Address: 116 COW HILL RD, Killingworth, CT 06419
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Rough and trim bathroom with shower toilet and vanity. move base board heat as needed
Valuation:
$4,500
Permit #:
PL-22-0264
Status:
issued
Fee:
$73
Permit Type:
Addition
Building Type:
N/A
Convert heating system from oil to gas. install new boiler and gas main
Valuation:
$15,000
Permit #:
H-21-0979
Status:
issued
Fee:
$193
Permit Type:
N/A
Building Type:
N/A
Addition zone of hydronic baseboard heat for new addition
Valuation:
$650
Permit #:
19-13M
Status:
complete
Fee:
$36
Permit Type:
Residential mecha...
Building Type:
N/A
Rough & trim 3 1/2 baths kitchen laundry & gas for on demand wh & kitchen stove & fire place
Valuation:
$20,000
Permit #:
PL-22-0499
Status:
issued
Fee:
$253
Permit Type:
New building
Building Type:
N/A
Rough and trim kitchen full bathroom and laundry in pool house. bring water from existing house
Valuation:
$18,000
Permit #:
P-22-29
Status:
issued
Fee:
N/A
Permit Type:
plumbing: sub con...
Building Type:
Single family
Rough and trim new kitchen with dw ice maker and sink. move heat to new location
Valuation:
$3,300
Permit #:
21-63P
Status:
complete
Fee:
$76
Permit Type:
plumbing
Building Type:
N/A
Rough and trim first full floor bathroom powder room laundry and kitchen
Valuation:
$6,000
Permit #:
PL-21-0518
Status:
issued
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Mechanical - r removing 275 gallon oil storage tank from the basement of the home and installing a new 275 gallon oil storage tank in the same location in the basement
Valuation:
$1,650
Permit #:
M-19-348
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rough and trim full bathroom and kitchen. move and reuse base board heat
Valuation:
$4,600
Permit #:
PL-15-0500
Status:
issued
Fee:
$50
Permit Type:
Existing
Building Type:
N/A
Plumbing for new house- 3 1/2 baths kitchen and laundry
Valuation:
$15,000
Permit #:
PL-17-0077
Status:
complete
Fee:
$150
Permit Type:
New building
Building Type:
N/A
Basement bathroom with pump up system
Valuation:
$1,750
Permit #:
PL-14-0528
Status:
issued
Fee:
$20
Permit Type:
N/A
Building Type:
N/A
Rough and trim laundry. move toilet rough and set toilet
Valuation:
$2,000
Permit #:
17-47P
Status:
complete
Fee:
$50
Permit Type:
Residential plumbing
Building Type:
N/A
Install kitchen sink
Valuation:
$500
Permit #:
PL-12-0771
Status:
issued
Fee:
$10
Permit Type:
Existing
Building Type:
N/A
No Description Available
Valuation:
$2,800
Permit #:
PL-14-0119
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
David O'donnell License info
Verified License
| License # | PLM.0204723-P1 |
| Status | Active |
| State | Connecticut |
| Type | Plumbing & Piping Unlimited Contractor |
| Date Issued | 11-01-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for David O'donnell at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HTG.0394672-S7 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Limited Contractor |
| Date Issued | 09-01-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for David O'donnell at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
14
Permits
- Building permit records show that David O'donnell has worked on 14 permitted projects.
David O'donnell Employees
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David O'donnell
DO
David Odonnell