Updated: May 15, 2026
Location and Projects
Address
5230 PATRIOT LANE, Columbia, MD, 21045
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Thomas Brown Construction
Thomas Brown, 5230 Patriot Ln, Columbia, MD (Employee: Thomas Edward Brown) holds a Home Improvement license and 1 other license according to the Maryland license board.
Their BuildZoom score of 95 ranks in the top 22% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Thomas Brown, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Thomas Brown Services
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Thomas Brown Contact Information
Address: 5230 PATRIOT LANE, Columbia, MD 21045
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential addition single family dwelling permit
2019-05-30
Single family dwelling 1-story crawl space addition 23'x20'; extend kitchen
Valuation:
N/A
Permit #:
B19001700
Status:
complete
Fee:
$1,277
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2018-08-15
Single family dwelling remodel existng 2nd floor full bathroom approximately 255 sq ft
Valuation:
N/A
Permit #:
B18002865
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2016-03-03
Single family dwelling remodel two bathrooms on first floor (approximately 142 sq. ft.)
Valuation:
N/A
Permit #:
B16000762
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Construct new dwelling with garage 38 x 40 single family dwelling 22 x 24 attached garage 6 porch and driveway as shown
Valuation:
$200,000
Permit #:
4812
Status:
A/P Complete
Fee:
$4,198
Permit Type:
N/A
Building Type:
N/A
Electrical
6940 Cony Ct, MD
2018-04-03
No Description Available
Valuation:
N/A
Permit #:
EL 180571
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential addition
6940 Cony Ct, MD
2017-08-30
No Description Available
Valuation:
N/A
Permit #:
RAD 170070
Status:
APPLIED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Finish basement and window well
Valuation:
$0
Permit #:
BLD2007-13236
Status:
Finaled
Fee:
$162
Permit Type:
N/A
Building Type:
N/A
Diffusers/ducts
Valuation:
$0
Permit #:
MEC2007-13032
Status:
Finaled
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PG 150085
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
12x16 pre-fab shed purchased from backyard living
Valuation:
N/A
Permit #:
B0303547
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B8804869
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
See permit 87-1683 footing inspected already
Valuation:
N/A
Permit #:
B8902426
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
10 from brl to rear line
Valuation:
N/A
Permit #:
B9202738
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B9801299
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B8701683
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
B8700691
Status:
APPR
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2019-02-07
Single family dwelling 1-story crawl space addition 23'x20'; extend kitchen
Valuation:
N/A
Permit #:
B19000342
Status:
canceled
Fee:
$1,245
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Thomas Brown License info
Verified License
| License # | 102110 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Thomas Brown 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 # | 86002 |
| Status | Active |
| State | Maryland |
- When BuildZoom last verified this license, it had an expiration date of September, 2016. Check the current license status of Thomas Brown with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
11
Permits
- Building permit records show that Thomas Brown has worked on 11 permitted projects.
Thomas Brown Employees
TB
Thomas Brown
Owner
TB
Thomas Edward Brown