Updated: Jul 19, 2026
Location and Projects
Address
190 SWANSON AVE, Stratford, CT, 06497
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John M Dempsey Construction
Serving Stratford, Connecticut, John M Dempsey brings over three decades of experience to residential projects throughout the region. With 34 years in the trade, this contractor manages a range of construction and remodeling work, as indicated by a track record spanning local permits. John M Dempsey works with homeowners in Stratford and surrounding towns, drawing on established expertise to address a variety of property needs. The business focuses on project types common in the area, adapting methods to reflect regional housing styles and requirements. Clients turn to this contractor for long-standing knowledge of local codes and building standards in Fairfield County.
John M Dempsey Services
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John M Dempsey Contact Information
Address: 190 SWANSON AVE, Stratford, CT 06497
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John M Dempsey Stratford
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John M Dempsey has a BuildZoom score of 100, which places them above 87% of 12,093 contractors in Connecticut.
Activity
|
3 projects
|
2025 |
|
5 projects
|
2023 |
Our building permit records indicate that John M Dempsey has worked on at least
8.0 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
|
4 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that John M Dempsey mostly works on
kitchen remodel
projects.
Pricing
|
3 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $7,000. 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.
Remodel kitchen update existing 2 baths addition 1 bathroom on 1st floor. replace siding repair decking where needed addition 2 new windows and replace misc. windows. misc. interior renovations - no structural work
Valuation:
$150,000
Permit #:
BLD-2025-01534
Status:
complete
Fee:
$1,539
Permit Type:
N/A
Building Type:
N/A
Second floor bathroom: install new sink faucets 2 new valves new toilet new mixing valve. make extra sink to make double sink. first floor half bathroom: install new toilet new sink 2 new vales. install new kitchen faucet. full bathroom: new roughs sink toilet stand shower
Valuation:
N/A
Permit #:
BLD-2025-01662
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair some plumbing pipes. install four fixtures in each apartment 1st 2nd 3rd floor. total 3 toilet 3 bathroom sink 3 kitchen sink
Valuation:
$9,000
Permit #:
PR20250732
Status:
issued
Fee:
$252
Permit Type:
N/A
Building Type:
N/A
Plumbing in a half bathroom. run a gas line from basement to kitchen. replace fixture in kitchen. replace faucent and kitchen sink. connect dishwasher
Valuation:
$4,500
Permit #:
59629
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for 2 hand sinks ada wall mounted sink and toilet deep sink compartment sink service basin floor drain gas line black steel pipe
Valuation:
$12,500
Permit #:
P-22-109
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Accessory structure
Install gas pipe for kitchen oven 3/4 black pipe
Valuation:
$3,000
Permit #:
58149
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovations for 2nd floor bedrooms and bathroom
Valuation:
$50,000
Permit #:
BLD-2022-00794
Status:
complete
Fee:
$513
Permit Type:
N/A
Building Type:
N/A
Install new plumbing in bathroom on 2nd floor install gas line 1 black pipe
Valuation:
N/A
Permit #:
BLD-2022-00797
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovaiton for new hall bathroom (same location)
Valuation:
$15,000
Permit #:
BLD-2023-02653
Status:
issued
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Addition cleanout to existing sewer line outside the building
Valuation:
$500
Permit #:
52928
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing permit
2022-08-31
Install plumbing: 2 half bathrooms slop sink 3 bay sink hand sink gas line
Valuation:
$12,000
Permit #:
56648
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2 toilets, 3 sinks. shower diverter, shower head kitchen sink ice maker and dishwasher
Valuation:
$3,400
Permit #:
P-21-515
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Townhome
Install minisplit system for ht & air conditioning
Valuation:
$4,200
Permit #:
H-1-23-35482
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Misc plumbing repairs
Valuation:
$2,500
Permit #:
56651
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Converting the laundry to a bathroom
Valuation:
$2,300
Permit #:
51480
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace hot air furnace. install air conditioning system. install gas line
Valuation:
$6,000
Permit #:
44897
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel and addition a second full bathroom
Valuation:
$5,500
Permit #:
48375
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Gas piping only hot water stove and machine
Valuation:
$1,700
Permit #:
49122
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace fixture replace shower valve sink and toilet
Valuation:
N/A
Permit #:
BLD-2023-02655
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for 1 full bathroom in addition
Valuation:
$3,300
Permit #:
P-8-22-35253
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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BZ Score
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John M Dempsey License info
Verified License
| License # | PLM.0203469-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 John M Dempsey 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 # | FRP.0010319-F1 |
| Status | Active |
| State | Connecticut |
| Type | Fire Protection Unlimited Contractor |
- When BuildZoom last verified this license, it had an expiration date of October, 2015. Check the current license status of John M Dempsey with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
63
Permits
- Building permit records show that John M Dempsey has worked on 63 permitted projects.
John M Dempsey Employees
JD
John Dempsey
JD
John M Dempsey
Owner