Updated: May 18, 2026
Location and Projects
Address
12917 GRENOBLE DRIVE, Rockville, MD, 20853
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Koutras Construction Inc
Koutras Construction Inc, 12917 Grenoble Dr, Rockville, MD (Owned by: Ernest Lambros Koutras) holds a Renovation license and 5 other licenses according to the Environmental Protection Agency license board.
Their BuildZoom score of 92 ranks in the top 32% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Koutras Construction Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Koutras Construction Inc Services
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Koutras Construction Inc Contact Information
Phone Number: (301) 933-5920
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Address: 12917 GRENOBLE DRIVE, Rockville, MD 20853
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Building Permits by Koutras Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential addition single family dwelling permit
2023-05-02
Single family dwelling 1 story slab on grade 5r 3fb 1hb 1fp other structure = none 4br porch/deck = n/a energy method = n/a
Valuation:
N/A
Permit #:
B23001386
Status:
complete
Fee:
$1,201
Permit Type:
N/A
Building Type:
N/A
Construct a 12 x 25 deck on rear of dwelling
Valuation:
$2,800
Permit #:
B02122822
Status:
canceled
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Koutras Construction Inc License info
Verified License
| License # | NAT-F247344-1 |
| Status | Active |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Koutras Construction Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 34173 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Koutras Construction 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 # | 39103050 |
| Status | Active |
| City | District Of Columbia |
| Type | Home Improvement Salesman |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of Koutras Construction Inc with the Department of Consumer and Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 39102691 |
| Status | Active |
| City | District Of Columbia |
| Type | Home Improvement Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of Koutras Construction Inc with the Department of Consumer and Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 34172 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor Corp Part |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Koutras Construction 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 # | 34172 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Koutras Construction Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Koutras Construction Inc Employees
EK
Ernest Lambros Koutras
Owner
EK
Ernie Koutras
KI
Koutras Construction Inc
Owner
MC
Maro Craig
MG
Maro Graig