Updated: Jun 06, 2026
Location and Projects
Address
321 Jackson St, Willimantic, CT, 06226
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Corbett HVAC Services LLC Photos
Corbett HVAC Services LLC
With over 25 years experience, we are a fully licensed and insured HVAC contractor. Every member of our team has been through years of schooling for the HVAC trade, followed by a full apprenticeship to obtain their licensing. We work hard to bring each customer the best possible solution with a goal to provide the highest level of service and installations. We service, repair, maintain, and install all major HVAC brands for both residential and commercial properties in Eastern Connecticut.
From BuildZoom: Corbett HVAC Services LLC, 321 Jackson St, Willimantic, CT holds a Mechanical Corporation license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 104 ranks in the top 9% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Corbett HVAC Services LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Corbett HVAC Services LLC Contact Information
Phone Number: (860) 979-5860
Address: 321 Jackson St, Willimantic, CT 06226
Corbett HVAC Services LLC Willimantic
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Corbett HVAC Services LLC has a BuildZoom score of 104, which places them above 91% of 12,093 contractors in Connecticut.
Activity
|
2 projects
|
2025 |
|
6 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Corbett HVAC Services LLC has worked on at least
11.0 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
|
10 projects
|
HVAC projects |
|
4 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Corbett HVAC Services LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
2 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
The typical size of their permits is approximately $14,260. 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.
Building Permits by Corbett HVAC Services LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install new high efficiency furnace and heat pump air conditioning system in place of existing. run new duct work to supply air to front of building. install new programmable thermostat model est1701 set to 30 f changeover. in addition install two new ecoer furnaces and two ecoer heat pump systems with new duct work supplies to front office areas. new condensing units will be located ... see more
Valuation:
$71,737
Permit #:
24-78M
Status:
complete
Fee:
$823
Permit Type:
Air conditioning ...
Building Type:
N/A
Remove existing boiler and install new ibc wall hung boiler in its place. new boiler will be connedted to existing water storage tank and all used zones
Valuation:
$17,438
Permit #:
24-25-0646
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two new two head mini split system in house. two upstairs rooms will be 7, 000 btu each on one condensing unit. two first floor units will be 12, 000 btu each and on a separate condensing unit. condensing units will be installed outside to the right of basement door
Valuation:
$22,162
Permit #:
24-32M
Status:
expired
Fee:
$228
Permit Type:
Air conditioning ...
Building Type:
N/A
Replacement of four rooftop units that serve east brook fitness in east brook mall
Valuation:
$69,770
Permit #:
25-26-0050
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a new 98% efficient wall hung boiler in place if exisitng 80% boiler. new boiler will be vented with pvc to the exterior. new pumps will be installed for each zone and all piping will be connected to new boiler
Valuation:
$14,000
Permit #:
MISC-MEC-22-171864
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace oil fired furnace
Valuation:
$8,500
Permit #:
24-25-0392
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new mini split system in basement bedroom. condensing unit will be installed outside with line set ran to new indoor head
Valuation:
$8,085
Permit #:
23-24-0355
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building Permit
577 Mansfield City Rd, Mansfield Center, CT, 06250
2023-06-14
Install heat pump system air handler consdensing unit line sets drain lines etc
Valuation:
$13,000
Permit #:
22-23-0814
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new hood over dish washer and run duct work to new exhaust fan we install on roof
Valuation:
$15,519
Permit #:
PRMH202402228
Status:
applied
Fee:
N/A
Permit Type:
Addition
Building Type:
Must verify
Replacement of current air conditioning system with a new heating and air conditioning system. need heat cooling loss for final insepction
Valuation:
$6,000
Permit #:
PRHV20210006124
Status:
applied
Fee:
N/A
Permit Type:
HVAC
Building Type:
One family dwelli...
Replace air conditioning and install mini split system
Valuation:
$48,250
Permit #:
24-14M
Status:
expired
Fee:
$28
Permit Type:
Air conditioning ...
Building Type:
N/A
Replace steam boiler, install new on demand water heater and pressure test for existing gas line
Valuation:
$20,000
Permit #:
21-53M
Status:
expired
Fee:
$235
Permit Type:
Miscellaneous(res...
Building Type:
N/A
Gas lines to kitchen equipment and connect ice machine and bar sinks
Valuation:
$2,000
Permit #:
23-24-0305
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocating furnace from attic to basement
Valuation:
$8,512
Permit #:
23-24-0692
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new gas line for gas range
Valuation:
$1,000
Permit #:
BLD21-00771
Status:
final
Fee:
$31
Permit Type:
N/A
Building Type:
N/A
Install new wall hung combo gas boiler serving heat and domestic hot water 96% eff (direct vent) emergency
Valuation:
$7,500
Permit #:
MISC-MEC-20-170683
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing heat pump system
Valuation:
$13,000
Permit #:
20-21-0441
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace boiler
Valuation:
$6,500
Permit #:
19-4M
Status:
complete
Fee:
$93
Permit Type:
Residential mecha...
Building Type:
N/A
Replace existing furnace with new remove air conditioning system and replace with condensing unit outside. replace water heater
Valuation:
$10,000
Permit #:
21-22-0790
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two 299, 000 btu boilers in place of wood boiler
Valuation:
$45,000
Permit #:
21-26M
Status:
final
Fee:
$568
Permit Type:
Mechanical stand ...
Building Type:
N/A
Corbett HVAC Services LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Corbett HVAC Services LLC License info
Verified License
| License # | MCO.0904958 |
| Status | Active |
| State | Connecticut |
| Type | Mechanical Corporation |
| Date Issued | 07-01-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Corbett HVAC Services LLC 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 February, 2022 that this contractor does not need a license to be a contractor in Connecticut.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
24
Permits
- Building permit records show that Corbett HVAC Services LLC has worked on 24 permitted projects.