Updated: Jul 17, 2026
Location and Projects
Address
182 Clay Hill Rd., Stamford, CT, 06901
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Guillermo Gonzalez HVAC/Mechanical Contractor
Guillermo Gonzalez, 182 Clay Hill Rd, Stamford, CT holds a Heating, Piping & Cooling Limited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 91 ranks in the top 37% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Guillermo Gonzalez, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Guillermo Gonzalez Contact Information
Address: 182 Clay Hill Rd., Stamford, CT 06901
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install a fujitsu 24k outdoor unit with one duct less floor unit on the first floor and one ducted unit in the attic for the second floor
Valuation:
$8,781
Permit #:
M-20-398
Status:
complete
Fee:
$119
Permit Type:
HVAC
Building Type:
Single family
Install a fujitsu 24k outdoor unit with one duct less floor unit on the first floor and one ducted unit in the attic for the second floor
Valuation:
$8,781
Permit #:
TM-20-398
Status:
filed
Fee:
$119
Permit Type:
HVAC
Building Type:
Single family
No
Valuation:
$13,023
Permit #:
M-21-355
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family
Installation of one 12, 000 btu fuj. wall console in the mstr bedroom one 9, 000 btu fuj. wall console in the newsly constructed bedroomaone one 18, 000 btu fuj. flex system outdoor unit
Valuation:
N/A
Permit #:
BLD-2011-73772-02
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two gas furnaces in the attic with two 3 ton condensing units including new gas piping from new gas service
Valuation:
$21,000
Permit #:
M-16-917
Status:
issued
Fee:
$278
Permit Type:
HVAC
Building Type:
Single family
Replace six runouts from existing duct replace existing furnace replace existintg condensing unit and replace hot water heater
Valuation:
N/A
Permit #:
BLD-2010-71866-02
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install fujitsu ductless heating & cooling units
Valuation:
$6,000
Permit #:
M-16-918
Status:
issued
Fee:
$80
Permit Type:
HVAC
Building Type:
Single family
Install high velocity air conditioning system w/hot water coil connected to existing boiler w one condensing unit at rear of the home
Valuation:
N/A
Permit #:
BLD-2007-68212-02
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unico # mb3642l blonel module with unico # mc3642c cooling module & unico # mh3660hw hot water coil module connected to existing boiler
Valuation:
N/A
Permit #:
M-2005-1252
Status:
complete
Fee:
$173
Permit Type:
434 alterations t...
Building Type:
Single family house
Disconnect supply duct to room by garage and patch the duct
Valuation:
$475
Permit #:
M-15-141
Status:
complete
Fee:
$50
Permit Type:
HVAC
Building Type:
Single family
Install 2 12k wall hung ductless units connected to 1 24k outdoor unit
Valuation:
N/A
Permit #:
BLD-2014-78502-05
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of fujitsu 36, 000 btu outdoor unit with three indoor units ductless
Valuation:
$8,000
Permit #:
M-2013-0297
Status:
complete
Fee:
$98
Permit Type:
434 alterations t...
Building Type:
Single family house
Replace existing boiler with new higher btu rating boiler
Valuation:
$4,800
Permit #:
M-2008-0922
Status:
issued
Fee:
$250
Permit Type:
434 alterations t...
Building Type:
Apartment
Installation of exhaust fan and exhaust fan and duct work
Valuation:
N/A
Permit #:
M-2011-0382
Status:
complete
Fee:
N/A
Permit Type:
437 alter. To com...
Building Type:
Commercial building
Installing two (2) fujitsu multi zone mini-split systems.
Valuation:
N/A
Permit #:
M-2010-0357
Status:
complete
Fee:
N/A
Permit Type:
434 Alterations t...
Building Type:
Single Family House
Hvac per submited - forced war air heating system
Valuation:
N/A
Permit #:
M-2008-0469
Status:
complete
Fee:
N/A
Permit Type:
434 alterations t...
Building Type:
Single family house
New two family house - hvac work per plans
Valuation:
N/A
Permit #:
M-2007-0803
Status:
complete
Fee:
N/A
Permit Type:
103 two-family house
Building Type:
Two family house
Install two unico air handlers with hot boiler=two condersing units outdoors
Valuation:
$17,550
Permit #:
M-2007-0088
Status:
complete
Fee:
N/A
Permit Type:
434 additions to ...
Building Type:
Single family house
Install cooling system
Valuation:
$10,000
Permit #:
M-2009-0416
Status:
issued
Fee:
$102
Permit Type:
434 alterations t...
Building Type:
Single family house
Install ducted hvac system
Valuation:
N/A
Permit #:
M-2005-0033
Status:
complete
Fee:
N/A
Permit Type:
324 offices banks...
Building Type:
N/A
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Guillermo Gonzalez License info
Verified License
| License # | HTG.0395579-D1 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Limited Contractor |
| Date Issued | 09-03-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Guillermo Gonzalez at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HTG.0404498-S3 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Limited Contractor |
| Date Issued | 09-03-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Guillermo Gonzalez at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
27
Permits
- Building permit records show that Guillermo Gonzalez has worked on 27 permitted projects.
Guillermo Gonzalez Employees
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Guillermo Gonzalez