Updated: Jul 14, 2026
Location and Projects
Address
42 Lake Drive, Darien, CT, 06820
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Robert C Mailhot Plumber
Robert C Mailhot, 42 Lake Dr, Darien, CT (Employee: Robert Mailhot) holds a Plumbing & Piping Unlimited Contractor license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 93 ranks in the top 27% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Robert C Mailhot, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Robert C Mailhot Services
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Robert C Mailhot Contact Information
Address: 42 Lake Drive, Darien, CT 06820
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Dormer addition done in 1957 on 2 nd floor was not listed as 2 bedroom, wanted to list 2nd bedroom on 2 nd floor as a bedroom. permit number 31986 owner henry densky
Valuation:
N/A
Permit #:
TB-20-449
Status:
filed
Fee:
$85
Permit Type:
Additions - resid...
Building Type:
Single family
3 full bathrooms, 1 kitchen, 1 laundry room , 2 outside faucets propane gas for stove and two furnaces also adding 500gallon underground propane tank
Valuation:
$16,000
Permit #:
P-20-117
Status:
complete
Fee:
$212
Permit Type:
plumbing
Building Type:
Single family
Annual blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-125
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Annual blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-124
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-138
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-137
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-136
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-135
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-134
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-133
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-132
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-131
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-130
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-129
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-128
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-127
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-126
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-145
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-144
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Blanket permit for stamford boe plumbing dept
Valuation:
$5,000
Permit #:
P-22-143
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Robert C Mailhot License info
Verified License
| License # | PLM.0278976-P1 |
| Status | Active |
| State | Connecticut |
| Type | Plumbing & Piping Unlimited Contractor |
| Date Issued | 11-01-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Robert C Mailhot 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 April, 2020 that this contractor does not need a license to be a plumber in Connecticut.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
66
Permits
- Building permit records show that Robert C Mailhot has worked on 66 permitted projects.
Robert C Mailhot Employees
RM
Robert Mailhot