Updated: Jun 03, 2026
Location and Projects
Address
48 HUNGERFORD AVE, Oakville, CT, 06779
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Dan Knopf Plumber
Dan Knopf, 48 Hungerford Ave, Oakville, CT (Employee: Daniel Knopf) holds a Heating, Piping & Cooling Unlimited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 97 ranks in the top 18% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Dan Knopf, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Dan Knopf Services
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Dan Knopf Contact Information
Address: 48 HUNGERFORD AVE, Oakville, CT 06779
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Dan Knopf Oakville
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Dan Knopf has a BuildZoom score of 97, which places them above 82% of 12,093 contractors in Connecticut.
Activity
|
4 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Dan Knopf has worked on at least
7.0 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
|
6 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Dan Knopf mostly works on
plumbing project
projects.
Pricing
|
6 projects
|
< $5k |
|
1 project
|
$20k-$50k |
The typical size of their permits is approximately $1,450. 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.
Install a york 4 ton lx series air conditioning condenser on a condenser pad by the chimney and a york 4 ton lx series air handler in the attic on a secondary condensate pan with a safety switch to shut the system off in the event of a clogged drain line to help prevent water damage. line set communication and wire condensate drain will be run up the outside wall in a pvc duct from th... see more
Valuation:
$21,500
Permit #:
M-24-0077
Status:
issued
Fee:
$339
Permit Type:
Air conditioning new
Building Type:
N/A
Remove and dispose of existing oil tank. install new roth double walled 275 gallon oil tank. included with the tank are a tank base tank gauge vent alarm vent cap fill adapter with cap and tiger loop with spin on oil filter. fill and vent piping will be replaced with 2 black pipe and fittings
Valuation:
$4,160
Permit #:
M-24-0088
Status:
issued
Fee:
$71
Permit Type:
Oil tank basement
Building Type:
N/A
Set 2 leased 120 gallon propane tanks on left side of building install approx 15 of black iron pipe from tanks to mechanical room install 5 of 3/4 csst to supply existing gas furnace
Valuation:
$850
Permit #:
G-23-0103
Status:
issued
Fee:
$44
Permit Type:
Lp tank install (...
Building Type:
N/A
Install 2-120 gallon propane tanks in rear right corner of house to supply new standby generator installed by other contractor
Valuation:
$3,950
Permit #:
G-23-0111
Status:
issued
Fee:
$82
Permit Type:
Lp tank install (...
Building Type:
N/A
Install 2-120 gallon propane tanks on right side of house approx85 off property line install 3/4 black pipe to supply new standby generator installed by other contractor
Valuation:
$1,250
Permit #:
G-23-0079
Status:
final
Fee:
$54
Permit Type:
Lp tank install (...
Building Type:
N/A
Install 1 sch40 black iron gas pipe through basement to supply new standby gnnset installed by other contractor
Valuation:
$1,450
Permit #:
P-24-0149
Status:
issued
Fee:
$28
Permit Type:
Gas line - plumbing
Building Type:
N/A
Install 2-120 gallon propane tanks on left side of house to supply new standby generator all gas piping previously installed by plumber
Valuation:
$199
Permit #:
G-23-0102
Status:
issued
Fee:
$39
Permit Type:
Lp tank install (...
Building Type:
N/A
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Dan Knopf Reviews
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Verified License
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Dan Knopf License info
Verified License
| License # | HTG.0410195-S1 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Unlimited Contractor |
| Date Issued | 09-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Dan Knopf at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in March, 2025 that this contractor does not need a license to be a plumber in Connecticut.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
7
Permits
- Building permit records show that Dan Knopf has worked on 7 permitted projects.
Dan Knopf Employees
DK
Daniel Knopf