Updated: Jun 30, 2026
Location and Projects
Address
106 Jefferson Street, Merrick, NY, 11566
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Mgc Mainland Carpentry
Mgc Mainland Carpentry, 106 Jefferson St, Merrick, NY (Owned by: Michael Ninivaggi) holds a Home Improvement Contractors license and 4 other licenses according to the Nassau County license board.
Their BuildZoom score of 93 ranks in the top 27% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mgc Mainland Carpentry, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mgc Mainland Carpentry Services
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Mgc Mainland Carpentry Contact Information
Phone Number: (516) 544-4420
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Address: 106 Jefferson Street, Merrick, NY 11566
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Building Permits by Mgc Mainland Carpentry
This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
N/A
Permit #:
421003755-01-EQ-FN
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421003755-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420574925-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420574925-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct front two story addition - front porch - interior alterations to complete first and second floors over 50%
Valuation:
$125,000
Permit #:
201614001
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Variance w/conditions alterations & additions to existing dwelling in excess of 50% per bza
Valuation:
$176,000
Permit #:
201112404
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct interior alterations 1st fl - 2 story addition & front porch
Valuation:
$175,000
Permit #:
201608186
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct 2nd story addition - 1 story side extension - and front porch with roof over
Valuation:
$125,000
Permit #:
201601478
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420114012-01-EQ-FN
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
410202711-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct rear dormer
Valuation:
$35,000
Permit #:
200809917
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct addition
Valuation:
$60,000
Permit #:
200915339
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct 2nd fl addition w/interior alterations
Valuation:
$50,000
Permit #:
200809365
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Mgc Mainland Carpentry License info
Verified License
| License # | H0436380000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Mgc Mainland Carpentry at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 41679 |
| Status | Active |
| County | Suffolk County |
| Type | H H1 - Gc |
- When BuildZoom last verified this license, it had an expiration date of December, 2014. Check the current license status of Mgc Mainland Carpentry with the Suffolk County Department of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1305231-DCA |
| Status | Inactive |
| State | New York |
| Type | Home Improvement Contractor |
- According to the New York Department of Consumer Affairs, 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 Mgc Mainland Carpentry at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H04363800 |
| Status | Inactive |
| County | Nassau County |
| Type | Home Improvement Contractors |
- According to the Nassau County Office of Consumer Affairs, 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 Mgc Mainland Carpentry at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 603581 |
| Status | Inactive |
| State | New York |
| Type | General Contractor Registered |
- According to the New York City Department of Buildings, 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 Mgc Mainland Carpentry at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Insured
| Insurer | State Farm Ins |
Insured
| Workers Comp Provider | Nys Insurance Fund |
10
Permits
- Building permit records show that Mgc Mainland Carpentry has worked on 10 permitted projects.
Mgc Mainland Carpentry Employees
MN
Michael J Ninivaggi
President
MN
Michael Ninivaggi
Owner