Updated: Jun 03, 2026
Location and Projects
Headquarters Address
134 SWEET LEAF LN, Mooresville, NC, 28115
Local address
8 GARDEN LANE, Westport, CT, 06880
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Thommen's Home Improvement HVAC/Mechanical Contractor
Thommen's Home Improvement LLC, 8 Garden Ln, Westport, CT (Employee: Scott Thommen) holds a Heating, Piping & Cooling 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 Thommen's Home Improvement LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Thommen's Home Improvement LLC Services
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Thommen's Home Improvement LLC Contact Information
Headquarters Address: 134 SWEET LEAF LN, Mooresville, NC, 28115
Local Address: 8 GARDEN LANE, Westport, CT 06880
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Building Permits by Thommen's Home Improvement LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Oil to gas furnace replacement plus new gas line from meter bar to furnace
Valuation:
N/A
Permit #:
49943
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 sty s/f dwelling w unfinished basement & unfinished attic front covered porch 3 bedrms(modular)****12/3/07 upgrade to finish attic for bedroom playrm bathroom. area above garage to be unfinished****
Valuation:
$400,000
Permit #:
BLD-2007-68922
Status:
final
Fee:
$4,064
Permit Type:
N/A
Building Type:
N/A
Installation of 55 12, 000 btu lg ductless air conditioning system cassettes; one for each apartment unit. air conditioning cassettes to be attached to 19 lg 3 ton multi-condensers located on the roof (14) and ground (5). all cassette drainage and required copper line sets are included. all electrical work completed by subcontracted electrician (gunzy electric)
Valuation:
$201,000
Permit #:
M-15-1219
Status:
complete
Fee:
$3,368
Permit Type:
HVAC
Building Type:
Apartments
Oil to gas furnace conversion/replacement
Valuation:
N/A
Permit #:
39365
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 96% direct vent natural gas furnace with 2 zone air conditioning and all necessary ducting for 2 zones includes intake and exhaust piping as well as copper line set to condenser
Valuation:
N/A
Permit #:
54954
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement of 60 r-8 flex hose kitchen approx 10 long. per building dept. may have gotten wet sprinkler system was discharged in apartment 519
Valuation:
$200
Permit #:
M-2011-0022
Status:
complete
Fee:
$50
Permit Type:
437 alter. To com...
Building Type:
Commercial building
No Description Available
Valuation:
$193,400
Permit #:
12-1211/000 000 HVA1 00
Status:
PERMIT PRINTED
Fee:
$4,103
Permit Type:
Residence HVAC pe...
Building Type:
N/A
Removing bad 2 ton evaporator coil condenser & lineset & replacing w/new 2 ton evaporator coil condenser and line
Valuation:
$4,200
Permit #:
M-2009-0449
Status:
complete
Fee:
$51
Permit Type:
434 alterations t...
Building Type:
Single family house
Replacing 10 section of 6 0 r-8 flex in kitchen that may have gotten wet from sprinkler attivation
Valuation:
N/A
Permit #:
M-2010-1075
Status:
complete
Fee:
N/A
Permit Type:
434 alterations t...
Building Type:
Condominium
Upgrade to finish attic for bedroom playrm bathroom. area above garage to be unfinished
Valuation:
N/A
Permit #:
BLD-2007-68922-06
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1st floor 1 z9ne includes all necessary ducting. 2nd & 3rd floor 2 zone
Valuation:
$16,500
Permit #:
M-2010-0166
Status:
complete
Fee:
$174
Permit Type:
434 alterations t...
Building Type:
Single family house
Adding a 3rd ducted zone of air handler in attic to condition finished 3rd floor
Valuation:
N/A
Permit #:
M-2010-0364
Status:
complete
Fee:
N/A
Permit Type:
434 alterations t...
Building Type:
Single family house
Replacement of (2) kitchen r-8 flex runouts (per building dept)
Valuation:
$400
Permit #:
M-2010-1059
Status:
complete
Fee:
$50
Permit Type:
437 alter. To com...
Building Type:
Commercial building
Install (2) hydro aire systems w/ducting & air conditioning
Valuation:
$1,150
Permit #:
M-2009-0944
Status:
issued
Fee:
$50
Permit Type:
434 alterations t...
Building Type:
Single family house
Install air conditioning system for house
Valuation:
$9,500
Permit #:
M-2003-0347
Status:
complete
Fee:
$102
Permit Type:
434 additions to ...
Building Type:
N/A
Ductwork & heating & cooling addition only
Valuation:
N/A
Permit #:
M-2008-0105
Status:
complete
Fee:
N/A
Permit Type:
434 additions and...
Building Type:
Single family house
Install 5-ton air conditioning condensing unit,
Valuation:
$8,250
Permit #:
M-2001-0410
Status:
complete
Fee:
$291
Permit Type:
Historical mechan...
Building Type:
N/A
Replacing heat pump system
Valuation:
$6,950
Permit #:
M-2008-0164
Status:
complete
Fee:
$71
Permit Type:
434 alterations t...
Building Type:
Single family house
Warm air heating system
Valuation:
$2,400
Permit #:
M-2009-0262
Status:
complete
Fee:
$251
Permit Type:
434 alterations t...
Building Type:
Single family house
Replace existing boiler
Valuation:
$3,200
Permit #:
M-2004-0075
Status:
issued
Fee:
$40
Permit Type:
Historical mechan...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Thommen's Home Improvement LLC License info
Verified License
| License # | HTG.0390310-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 Thommen's Home Improvement 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.0615082 |
| 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 Thommen's Home Improvement LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
22
Permits
- Building permit records show that Thommen's Home Improvement LLC has worked on 22 permitted projects.
Thommen's Home Improvement LLC Employees
ST
Scott Thommen