Updated: May 15, 2026
Location and Projects
Address
1151 DEFENSE HWY, Gambrills, MD, 21054
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on the Green Construction
on the Green Inc, 1151 Defense Hwy, Gambrills, MD (Owned by: Adam Colgan) holds a Home Improvement license and 2 other licenses according to the Maryland license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring on the Green Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
on the Green Inc Services
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on the Green Inc Contact Information
Address: 1151 DEFENSE HWY, Gambrills, MD 21054
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2014-04-29
Construct a 8'x20 & 10'6"x13 irregular shaped deck w/2 sets of stairs to grade
Valuation:
$16,400
Permit #:
B02303550
Status:
complete
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
on the Green Inc License info
Verified License
| License # | 99666 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for on the Green Inc at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 99666 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2015. Check the current license status of on the Green Inc with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 127182 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of April, 2015. Check the current license status of on the Green Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
on the Green Inc Employees
AC
Adam Colgan
Owner
AC
Adam Edward Colgan
OI
On The Green Inc
Owner