Updated: Nov 19, 2025
Location and Projects
Address
317 MIREY DAM RD, Middlebury, CT, 06749
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Min Guo HVAC/Mechanical Contractor
Min Guo, 317 Mirey Dam Rd, Middlebury, CT holds a Heating, Piping & Cooling Limited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 99 ranks in the top 15% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Min Guo, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Min Guo Contact Information
Address: 317 MIREY DAM RD, Middlebury, CT 06749
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Min Guo Middlebury
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Min Guo has a BuildZoom score of 99, which places them above 85% of 12,093 contractors in Connecticut.
Activity
|
3 projects
|
2025 |
|
2 projects
|
2024 |
|
1 project
|
2023 |
|
1 project
|
2022 |
Our building permit records indicate that Min Guo 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
|
4 projects
|
Mechanical projects |
|
4 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Min Guo mostly works on
hvac project
and mechanical project
projects.
Pricing
|
2 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $8,726. 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.
Run new ducts for the hvac. run new metal ducts for all the exhaust fan. run new ducts for all the make up fan. install and weld all new exhaust fan and ducts for all the table top exhaust fan. ref: com-alt-25-000112
Valuation:
$56,021
Permit #:
MISC-MEC-25-000208
Status:
issued
Fee:
$2,095
Permit Type:
Alteration
Building Type:
Commercial
All an new 15 ton remote terminal unit on roof top run new duct for the space. install 2 new walking cooler one walking freezer
Valuation:
$85,000
Permit #:
MISC-MEC-25-000260
Status:
issued
Fee:
$2,592
Permit Type:
Equipment install...
Building Type:
Commercial
Installation of kitchen hood exhaust fan and make up air
Valuation:
$28,200
Permit #:
CB-25-7
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen hood. switching both hood left and right so they are installed correctly. also install perforated make up air
Valuation:
$7,400
Permit #:
M-24-71
Status:
issued
Fee:
N/A
Permit Type:
Mechanical- comme...
Building Type:
Office/residentia...
Commercial or multi-family plumbing w gas piping permit application
2025-04-07
Piping for new wok line and relocation of water filler
Valuation:
$850
Permit #:
PC-011010-2024
Status:
issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Commercial or multi-family mechanical gas piping permit application
2024-10-11
Remove old wok station. reconnect gas line
Valuation:
$4,000
Permit #:
MC-010748-2024
Status:
complete
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Replace gas furnace & air conditioning condenser. pressure test gas line
Valuation:
$7,600
Permit #:
18541
Status:
issued
Fee:
N/A
Permit Type:
HVAC:subcontract - c
Building Type:
Commercial
Pressure test gas line
Valuation:
$1,000
Permit #:
PR20233649
Status:
issued
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
Replacement of existing air conditioning system and gas furnace. to install lennox equipment model ml180uh070e36b with air conditioning system model ml14xc1s024 with matching coil c35-30b replacement of existing air conditioning system and gas furnace. to install lennox equipment model ml180uh070e36b with air conditioning system model ml14xc1s024 with matching coil c35-30b
Valuation:
$10,052
Permit #:
MP-2022-136
Status:
complete
Fee:
$218
Permit Type:
HVAC
Building Type:
N/A
Replace 2 rtus on roof and pressure test old gas line one unit on 154 and one on 156
Valuation:
$18,500
Permit #:
H-160138
Status:
complete
Fee:
$264
Permit Type:
HVAC - commercial
Building Type:
N/A
Add ductwork & registers and clean out some existing duct for restaurant fitout
Valuation:
$7,400
Permit #:
M-16-331
Status:
complete
Fee:
$114
Permit Type:
HVAC/Mechanical
Building Type:
Restaurant
Install new cooler and condsending unit
Valuation:
$27,000
Permit #:
TM-18-294
Status:
filed
Fee:
$389
Permit Type:
Refrigeration
Building Type:
Commercial building
No Description Available
Valuation:
$64,500
Permit #:
M-14-392
Status:
complete
Fee:
$995
Permit Type:
Commercial apts ...
Building Type:
Assembly
Asian buffet - install 3 roof top units and gas piping to unit to code
Valuation:
$35,000
Permit #:
M-12-03808
Status:
issued
Fee:
N/A
Permit Type:
Mechanical pmt un...
Building Type:
N/A
Hvac/mechanical
Valuation:
$7,400
Permit #:
TM-16-331
Status:
Pending
Fee:
$114
Permit Type:
Commercial
Building Type:
Restaurant
Run new gas line and pressure test
Valuation:
$800
Permit #:
11364
Status:
issued
Fee:
N/A
Permit Type:
New installation
Building Type:
Single family
Hvac
Valuation:
$11,000
Permit #:
M-13-20293
Status:
Issued
Fee:
$173
Permit Type:
Commercial
Building Type:
Commercial
Gas piping to roof top unit only
Valuation:
$8,000
Permit #:
1962
Status:
complete
Fee:
N/A
Permit Type:
Replacement
Building Type:
Commercial
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Min Guo Reviews
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Min Guo License info
Verified License
| License # | HTG.0402394-D1 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Limited Contractor |
| Date Issued | 09-01-2025 |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Min Guo 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.0661355 |
| 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 Min Guo at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
15
Permits
- Building permit records show that Min Guo has worked on 15 permitted projects.
Min Guo Employees
MG
Min Guo