Updated: Aug 14, 2026
Location and Projects
Address
2134 Cambridge Street, Baltimore, MD, 21231
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John Thomas Mariani Architect
John Thomas Mariani, 2134 Cambridge St, Baltimore, MD (Employee: John Mariani Architecture, P.A.) holds a Architects license and 1 other license according to the Maryland 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 John Thomas Mariani, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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John Thomas Mariani Contact Information
Address: 2134 Cambridge Street, Baltimore, MD 21231
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Existing restaurant (new ownership requires new u&o permit)
Valuation:
N/A
Permit #:
USE-2025-00046
Status:
plancheck
Fee:
$425
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2007-01-11
Sfd-1 story addition on crawl space and 1 story addition to existing garage 1-car & storage area 1r 1fp interior alteration to existing to existing house and deck *plot plan to large to scan
Valuation:
$75,000
Permit #:
B07000118
Status:
Completed
Fee:
$1,640
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2007-01-11
Sfd-1 story addition on crawl space and 1 story addition to existing garage 1-car & storage area 1r 1fp interior alteration to existing to existing house and deck *plot plan to large to scan*
Valuation:
N/A
Permit #:
B07000118
Status:
complete
Fee:
$1,640
Permit Type:
N/A
Building Type:
N/A
Suite 100 meatballs of jessup interior alterations for restaurant
Valuation:
N/A
Permit #:
B17002404
Status:
complete
Fee:
$829
Permit Type:
N/A
Building Type:
N/A
Suite w1 squisito of ellicott city interior alterations to existing tenant space for new restaurant
Valuation:
N/A
Permit #:
B17003010
Status:
complete
Fee:
$763
Permit Type:
N/A
Building Type:
N/A
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John Thomas Mariani License info
Verified License
| License # | 8009 |
| Status | Active |
| State | Maryland |
| Type | Architects |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for John Thomas Mariani 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 # | 12992 |
| Status | Active |
| State | Maryland |
| Type | Architect - Corporation Architects |
- When BuildZoom last verified this license, it had an expiration date of November, 2015. Check the current license status of John Thomas Mariani 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
John Thomas Mariani Employees
JP
John Mariani Architecture, P.A.
Owner
JM
John Thomas Mariani
Owner