Updated: Jun 03, 2026
Location and Projects
Address
389 SLATER ST, South Windsor, CT, 06074
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Kellner Plumbing & Heating LLC
Kellner Plumbing & Heating LLC, 389 Slater St, South Windsor, CT (Owned by: Daniel Kellner) holds a Heating, Piping & Cooling Unlimited Contractor license and 4 other licenses according to the Connecticut license board.
Their BuildZoom score of 95 ranks in the top 22% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kellner Plumbing & Heating LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Kellner Plumbing & Heating LLC Services
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Kellner Plumbing & Heating LLC Contact Information
Phone Number: (860) 436-6824
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Address: 389 SLATER ST, South Windsor, CT 06074
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Kellner Plumbing & Heating LLC South Windsor
Quality
95
78th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kellner Plumbing & Heating LLC has a BuildZoom score of 95, which places them above 78% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Kellner Plumbing & Heating LLC has worked on at least
2.0 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.
Pricing
|
2 projects
|
$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.
Building Permits by Kellner Plumbing & Heating LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install hvac system with required ductwork and piping. install gas piping. equipment being installed is as follows: goodman furnace gm9s960603bn goodman condenser gsxn3n2410 goodman cased coil capta2422b4
Valuation:
$11,200
Permit #:
24-229M
Status:
expired
Fee:
$210
Permit Type:
Mech- HVAC equipm...
Building Type:
N/A
Replace (2) roof top units for police department
Valuation:
$15,500
Permit #:
23-146M
Status:
expired
Fee:
$14
Permit Type:
Furnace
Building Type:
N/A
Senior center install a grease trap install one three bay sink one dishwasher and install new natural gas cooking stove
Valuation:
$6,000
Permit #:
P-19-92
Status:
expired
Fee:
$2
Permit Type:
N/A
Building Type:
N/A
Install gas pipe from meter to new generator by others for administration building at american school for the deaf
Valuation:
$1,200
Permit #:
PRPL20150003884
Status:
final
Fee:
$49
Permit Type:
Plumbing
Building Type:
E-1-Educational
Daikin ductless split 5 heads 2 condensers
Valuation:
N/A
Permit #:
M-20-19
Status:
expired
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
Installation of 4 ton central air conditioning system with all required ductwork
Valuation:
$8,300
Permit #:
H-161230
Status:
complete
Fee:
$134
Permit Type:
Central air
Building Type:
N/A
237 fern st.> [ unit # 114 east ] replace existing 50 gallon power vented water heater with a new ao smith power vented water heater.
Valuation:
$1,700
Permit #:
PRPL20160001068
Status:
N/A
Fee:
N/A
Permit Type:
Plumbing
Building Type:
One Family Dwelli...
Update rough plumbing in walls as needed to install contractor supplied bathtub toilet and vanity. update rough plumbing in walls as needed to install contractor supplied bathtub toilet and vanity
Valuation:
$3,500
Permit #:
PP-2017-98
Status:
issued
Fee:
$74
Permit Type:
Bathroom - altera...
Building Type:
N/A
Re-rough vent for kitchen install a toekick heater and connect customer supplied sink and faucet. re-rough vent for kitchen install a toekick heater and connect customer supplied sink and faucet
Valuation:
$900
Permit #:
PP-2017-76
Status:
issued
Fee:
$25
Permit Type:
Kitchen alteration
Building Type:
N/A
Install 3.5 ton air conditioning system with ductwork
Valuation:
$8,983
Permit #:
H-160687
Status:
filed
Fee:
$134
Permit Type:
Air conditioning ...
Building Type:
N/A
*work done without permit* installed wall hung water heater.
Valuation:
$1,300
Permit #:
PRPL20150003982
Status:
final
Fee:
$49
Permit Type:
Plumbing
Building Type:
One Family Dwelli...
Broad brook elementary school. renovation of 5 existing bathrooms including fixtures. replace 2 doors update partitions addition new wall coverings and tile flooring
Valuation:
$103,500
Permit #:
B-16-187
Status:
expired
Fee:
$27
Permit Type:
N/A
Building Type:
N/A
Installing a 2-1/2 ton air conditioning system in the home and adding hot water baseboard on to the existing heating system to heat the new addition
Valuation:
$12,700
Permit #:
M-16-232
Status:
issued
Fee:
$225
Permit Type:
HVAC/mechanical - r
Building Type:
Single family
Install rough and finish plumbing for new addition bathroom including 1 bathroomtub 1 water closet and 1 laundry tray and 1 lavatory
Valuation:
$8,386
Permit #:
P-16-244
Status:
complete
Fee:
$160
Permit Type:
plumbing - r
Building Type:
Single family
(1) relocate ducts as needed in second floor bathroom. (2) install 2 new registers in new bedroom & 1 new register in bathroom. does not include gas piping
Valuation:
$2,400
Permit #:
PRHV20130000498
Status:
final
Fee:
$66
Permit Type:
HVAC
Building Type:
One family dwelli...
Install a unit heater in garage with gas piping to propane tanks (by others)
Valuation:
$2,900
Permit #:
PRHV20150004522
Status:
issued
Fee:
$66
Permit Type:
HVAC
Building Type:
One family dwelli...
Replace existing chiller 2 cooling tower & 2 pumps
Valuation:
$266,028
Permit #:
20132556
Status:
I
Fee:
N/A
Permit Type:
Residential mecha...
Building Type:
N/A
Replace freeze damaged cast iron radiation w/fin tubing
Valuation:
$14,000
Permit #:
PR20151633
Status:
issued
Fee:
$379
Permit Type:
N/A
Building Type:
N/A
Install plumbing for (2) outdoor showers
Valuation:
$1,200
Permit #:
21-56P
Status:
complete
Fee:
$11
Permit Type:
N/A
Building Type:
N/A
Splash pad - plumbing connection to potable water supply
Valuation:
$800
Permit #:
20-25P
Status:
expired
Fee:
N/A
Permit Type:
Commercial plumbing
Building Type:
N/A
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Kellner Plumbing & Heating LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Kellner Plumbing & Heating LLC License info
Verified License
| License # | HTG.0397792-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 Kellner Plumbing & Heating LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PLM.0204721-P1 |
| Status | Active |
| State | Connecticut |
| Type | Plumbing & Piping Unlimited Contractor |
| Date Issued | 11-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Kellner Plumbing & Heating LLC 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.0674265 |
| 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. If this is your business, please update your license status.
Check this license's status for Kellner Plumbing & Heating LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-F122349-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Kellner Plumbing & Heating LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 178556 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Kellner Plumbing & Heating LLC at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
51
Permits
- Building permit records show that Kellner Plumbing & Heating LLC has worked on 51 permitted projects.
Kellner Plumbing & Heating LLC Employees
DK
Daniel Kellner
Owner