Updated: Jul 14, 2026
Location and Projects
Address
12 JOHNSON AVE, Plainville, CT, 06062
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Jonathon P Onisto Plumber
Jonathon P Onisto, 12 Johnson Ave, Plainville, CT (Employee: Jonathon Onisto) holds a Plumbing & Piping Unlimited Contractor license according to the Connecticut license board.
Their BuildZoom score of 96 ranks in the top 20% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jonathon P Onisto, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Jonathon P Onisto Services
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Jonathon P Onisto Contact Information
Address: 12 JOHNSON AVE, Plainville, CT 06062
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Jonathon P Onisto Plainville
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jonathon P Onisto has a BuildZoom score of 96, which places them above 80% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that Jonathon P Onisto has worked on at least
3.0 projects over the past 2 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
|
3 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Jonathon P Onisto mostly works on
plumbing project
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$5k-$20k |
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.
Install a master bathroom in the new portion of the addition addition 1 shower 1 tub 1 toilet and 1 vanity tie into existing plumbing system. ref: res-add-22-000020
Valuation:
$6,500
Permit #:
MISC-PLM-23-000315
Status:
complete
Fee:
$232
Permit Type:
Addition
Building Type:
Residential
Install new plumbing in the home to 1 2nd floor bathroom 1 first floor bathroom 1 kitchen and gas line to a hot water heater and range
Valuation:
$15,500
Permit #:
P-22-180
Status:
complete
Fee:
N/A
Permit Type:
plumbing: sub con...
Building Type:
Single family
Replace 40 gallon hot water heater and pan. install new flood safe valve on the unit. pipe water heater pan emergency drain to exterior of the home replace 40 gallon hot water heater and pan. install new flood safe valve on the unit. pipe water heater pan emergency drain to exterior of the home
Valuation:
$949
Permit #:
PP-2018-125
Status:
complete
Fee:
$25
Permit Type:
Water heater
Building Type:
N/A
Install gas piping to a range water heater and furnace in the home
Valuation:
$925
Permit #:
G-22-330
Status:
complete
Fee:
N/A
Permit Type:
Gas: piping to ap...
Building Type:
Single family
Plumbing for kitchen and gas lines for conversion
Valuation:
N/A
Permit #:
P-19-200
Status:
final
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
No Description Available
Valuation:
$1,200
Permit #:
P-24-152
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install rough and finish plumbing to the new construction home as indicated on print. all plumbing shall be done in pvc for waste and vent and pex tubing for water install rough and finish plumbing to the new construction home as indicated on print. all plumbing shall be done in pvc for waste and vent and pex tubing for water
Valuation:
$14,000
Permit #:
PP-2021-25
Status:
complete
Fee:
$332
Permit Type:
New plumbing inst...
Building Type:
N/A
Installation of pvc main drain in basement connecting to all existing plumbing provided by manufacturer
Valuation:
$12,000
Permit #:
P-21-120
Status:
issued
Fee:
N/A
Permit Type:
New installation
Building Type:
N/A
Run gas line to fireplace insert
Valuation:
$900
Permit #:
G-22-63
Status:
issued
Fee:
N/A
Permit Type:
Gas: piping to ap...
Building Type:
Single family
No Description Available
Valuation:
$2,000
Permit #:
P-14-388
Status:
issued
Fee:
$50
Permit Type:
Commercial apts ...
Building Type:
Res-multi 5+ units
Make repairs to venting system in new rooms and perform inspection of new fiixtures that another person installed
Valuation:
$300
Permit #:
3705
Status:
issued
Fee:
N/A
Permit Type:
plumbing:subcontr...
Building Type:
Commercial
Plumbing
Valuation:
$2,000
Permit #:
P-16-19690
Status:
Issued
Fee:
$36
Permit Type:
Residential
Building Type:
Single Family
Plumbing
Valuation:
$4,500
Permit #:
P-15-19599
Status:
Issued
Fee:
$81
Permit Type:
Residential
Building Type:
Single Family
Replace tile shower & tub with walk-in shower;
Valuation:
$4,500
Permit #:
20160650
Status:
Active
Fee:
N/A
Permit Type:
Residential plumb...
Building Type:
Residential two f...
20160650-p000
Valuation:
N/A
Permit #:
MISC-PLM-16-147553
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate first floor bathroom to corner of kitchen. pipe for new kitchen layout
Valuation:
$2,000
Permit #:
P-15-19
Status:
issued
Fee:
$46
Permit Type:
plumbing - r
Building Type:
Single family
Install water piping from existing home to kitchen new location - blkt
Valuation:
N/A
Permit #:
P-13-187
Status:
complete
Fee:
N/A
Permit Type:
Plumbing
Building Type:
Single Family
Plg for 2 bathroom remodels - blkt
Valuation:
N/A
Permit #:
P-12-60
Status:
complete
Fee:
N/A
Permit Type:
plumbing
Building Type:
Single family
No Description Available
Valuation:
$1,500
Permit #:
P-11-123
Status:
complete
Fee:
$45
Permit Type:
plumbing:subcontract
Building Type:
Single family
Plumbing permit
Valuation:
$0
Permit #:
P-11-P17116
Status:
Issued
Fee:
$20
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Jonathon P Onisto License info
Verified License
| License # | PLM.0284847-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 Jonathon P Onisto at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
20
Permits
- Building permit records show that Jonathon P Onisto has worked on 20 permitted projects.
Jonathon P Onisto Employees
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Jonathon Onisto