Updated: Jul 13, 2026
Location and Projects
Address
50 MUNGERTOWN ROAD, Madison, CT, 06443
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Leif C Colberg Construction
Serving Madison, Connecticut, and the surrounding area, Leif C Colberg offers over three decades of experience in the construction industry. Active for 33 years, this contractor specializes in residential building projects, supporting homeowners throughout the process from planning to completion. Project types include custom home construction, renovations, additions, and remodeling. Leif C Colberg’s portfolio covers a range of property styles, reflecting adaptability to various client preferences and needs. The business remains focused on delivering structural improvements and home upgrades for local residents. Clients in Madison and nearby communities rely on Leif C Colberg for expertise in managing a range of residential construction and renovation projects.
Leif C Colberg Services
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Leif C Colberg Contact Information
Phone Number: (203) 605-2425
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Address: 50 MUNGERTOWN ROAD, Madison, CT 06443
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Leif C Colberg Madison
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Leif C Colberg has a BuildZoom score of 99, which places them above 85% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2025 |
|
3 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Leif C Colberg has worked on at least
8.0 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.
Pricing
|
3 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $5,000. 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.
Bay window extension interior renovations for kitchen bathrooms misc. interior renovations. **amend permit: remove & replace existing asphalt roof with new asphalt shingles remove & replace 25 windows convert existing 2nd floor bedroom into closet and full bathroom.**
Valuation:
$425,000
Permit #:
BLD-2022-01526
Status:
complete
Fee:
$4,361
Permit Type:
N/A
Building Type:
N/A
Finished basement for playroom gym and bathroom
Valuation:
$200,000
Permit #:
BLD-2023-02820
Status:
complete
Fee:
$2,052
Permit Type:
N/A
Building Type:
N/A
Wiring of bathroom exhaust fan recess vanity light and gfia
Valuation:
$2,800
Permit #:
RE-24-276
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Wiring of new 800 amp service hvac units and class rooms
Valuation:
$185,000
Permit #:
E-21-460
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
Church
Wiring of 13 units lights and plugs 13 bathrooms 100 amp service to each unit total 13 meter on a 1000 amp service
Valuation:
$85,000
Permit #:
E-20-465
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
Commercial
***crs # 5858094** wire new home lighting and plugs new 200 amp service crs # 5958094
Valuation:
$16,000
Permit #:
E-21-0547
Status:
issued
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Misc. wiring in every room lighting and plugs kitchen wiring
Valuation:
N/A
Permit #:
BLD-2022-01527
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supply and install new 38 kw generac generator za
Valuation:
$15,000
Permit #:
E-22-113
Status:
issued
Fee:
N/A
Permit Type:
Electrical: gener...
Building Type:
One & two family
Wiring of pool house 100 service to ool house
Valuation:
$20,000
Permit #:
E-22-93
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
Single family
2 bathrooms relocate switches hang misc fixtures
Valuation:
$800
Permit #:
E-22-103
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Misc alterations through out home new hvac
Valuation:
$10,000
Permit #:
E-22-95
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of detached garage and room above sub panel to garage from house
Valuation:
$8,000
Permit #:
E-21-523
Status:
complete
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of new home lighting , outlets hvac 200 amp service
Valuation:
$30,000
Permit #:
E-21-629
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of lighting plugs entire house service existing havc
Valuation:
$25,000
Permit #:
E-21-685
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of basement lighting and plugs wiring of 1 bathroom and sauna
Valuation:
N/A
Permit #:
BLD-2023-02821
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
400/320 amp sevice wiring of plugs recess lighting through out home wiring of hvac system
Valuation:
$30,000
Permit #:
E-20-413
Status:
complete
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of new home lighting and plugs , 200 amp service crs#10281502
Valuation:
$35,000
Permit #:
E-22-443
Status:
complete
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of lights outdoor kitchen in gazebo
Valuation:
$3,500
Permit #:
E-22-158
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of existing bathroom lighting , addition sub panel for pool
Valuation:
$3,400
Permit #:
E-23-140
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
Wiring of second floor bedroom and bathroom 3rd floor bedrooms
Valuation:
$8,000
Permit #:
E-21-294
Status:
issued
Fee:
N/A
Permit Type:
Electrical: sub c...
Building Type:
One & two family
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Leif C Colberg Reviews
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Leif C Colberg License info
Verified License
| License # | ELC.0123603-E1 |
| Status | Active |
| State | Connecticut |
| Type | Electrical Unlimited Contractor |
| Date Issued | 10-01-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Leif C Colberg at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ELC.0123603-E1 |
| Status | Active |
| State | Connecticut |
- When BuildZoom last verified this license, it had an expiration date of September, 2022. Check the current license status of Leif C Colberg with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
92
Permits
- Building permit records show that Leif C Colberg has worked on 92 permitted projects.
Leif C Colberg Employees
LC
Leif Colberg