Updated: May 06, 2026
Location and Projects
Address
Bowie, MD, 20715
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John T. Denny Electrician
John T. Denny, Bowie, MD holds a Electricians license and 6 other licenses according to the Maryland license board.
Their BuildZoom score of 98 ranks in the top 16% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John T. Denny, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
John T. Denny Contact Information
Phone Number: (410) 451-7800
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 2 outdoor pole lights and 2 outdoor gfcis install circuit for swim spa
Valuation:
N/A
Permit #:
ELEC-242746
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two conventional heat detectors
Valuation:
N/A
Permit #:
2025-9619-ELL
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (c) - improvement - interior fit up
2020-07-08
Infill the rear openings of the existing elevators. under the new elevator modernization the elevators will only open on the front side
Valuation:
$4,800
Permit #:
CIMP-20373-2019
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate receptacles addition lights
Valuation:
$0
Permit #:
E-2426984
Status:
appcommreq
Fee:
$0
Permit Type:
Ipelectric
Building Type:
N/A
Alteration for an existing space generator installation with service rated transfer switch
Valuation:
N/A
Permit #:
E02374662
Status:
filed
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Install electrical for porch
Valuation:
N/A
Permit #:
E02397477
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Install receptacles fixtures
Valuation:
N/A
Permit #:
E02356020
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Adding new exhaust fan at elevator shaft
Valuation:
$8,000
Permit #:
CIMP-13467-2017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
6 switches 10 receptacles 6 fluorescent fix 2 radio-tv
Valuation:
N/A
Permit #:
ELE14-0585
Status:
final
Fee:
$110
Permit Type:
Existing building...
Building Type:
N/A
Interior alterations
Valuation:
N/A
Permit #:
BLD14-0199
Status:
final
Fee:
$685
Permit Type:
Commercial
Building Type:
N/A
Replace one existing wall sign
Valuation:
N/A
Permit #:
SGN14-0014
Status:
final
Fee:
$80
Permit Type:
Wall sign - replace
Building Type:
N/A
Interior alterations
Valuation:
N/A
Permit #:
BLD13-0787
Status:
final
Fee:
$235
Permit Type:
Commercial
Building Type:
N/A
Fire alarm devices (5) crofton country club 1691 crofton pkwy 5 door holders tied to fire alarm system
Valuation:
N/A
Permit #:
E02136732
Status:
complete
Fee:
$50
Permit Type:
Addition
Building Type:
Amusement and rec...
Switches-15 receptacles-25 medium base fixtures-10
Valuation:
N/A
Permit #:
ELE12-0093
Status:
final
Fee:
$88
Permit Type:
Existing building...
Building Type:
N/A
Switches-4 receptacles-8 medium base fixtures-6
Valuation:
N/A
Permit #:
ELE11-0843
Status:
final
Fee:
$60
Permit Type:
Existing building...
Building Type:
N/A
Switches-2 receptacles-3 medium base fixtrues-2
Valuation:
N/A
Permit #:
ELE11-1028
Status:
final
Fee:
$75
Permit Type:
Existing building...
Building Type:
N/A
Wire renovated single family dwelling *rev 1/18/12 addition 12 smokes(slh)
Valuation:
N/A
Permit #:
E02249401
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
6 switches 10 receptacles 6 fluorescent fix 2 radio-tv
Valuation:
N/A
Permit #:
ELE14-0585
Status:
final
Fee:
$110
Permit Type:
Existing building...
Building Type:
N/A
Adding new exhaust fan at elevator shaft
Valuation:
$8,000
Permit #:
CIMP-13467-2017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire alarm crofton country club 1691 crofton pkw
Valuation:
N/A
Permit #:
E02136731
Status:
complete
Fee:
$55
Permit Type:
New
Building Type:
Fire alarms
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Verified License
BuildZoom confirmed this contractor's license
John T. Denny License info
Verified License
| License # | 8152 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for John T. Denny 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 # | 410515000018 |
| Status | Active |
| City | District Of Columbia |
| Type | Gen Contr-Construction Mngr |
- When BuildZoom last verified this license, it had an expiration date of August, 2016. Check the current license status of John T. Denny 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 # | 1692 |
| Status | Active |
| City | Annapolis |
| Type | Electrical Cont, Master |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of John T. Denny with the The City of Annapolis, MD
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 2363 |
| Status | Active |
| City | Annapolis |
| Type | Contractor, Building |
- When BuildZoom last verified this license, it had an expiration date of April, 2015. Check the current license status of John T. Denny with the The City of Annapolis, MD
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-2363 |
| Status | Inactive |
| City | Annapolis |
| Type | Contractor |
- According to the The City of Annapolis, MD, 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 John T. Denny at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-1692 |
| Status | Inactive |
| City | Annapolis |
| Type | Electrical Cont |
- According to the The City of Annapolis, MD, 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 John T. Denny at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 410515000019 |
| Status | Inactive |
| City | District Of Columbia |
| Type | Gen Contr Construction Mngr |
- According to the Department of Consumer and Regulatory 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 John T. Denny at the Department of Consumer and Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Insured
| Insurer | Atlantic |
32
Permits
- Building permit records show that John T. Denny has worked on 32 permitted projects.
John T. Denny Employees
JD
John T. Denny
Owner