Updated: Jun 26, 2026
Location and Projects
Headquarters Address
North Chesterfield, VA, 23236
Local address
502 HATHERLEIGH RD, Cockeysville, MD, 21030
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Timothy S. Brennan Electrician
Timothy S. Brennan, 502 Hatherleigh Rd, Cockeysville, MD holds a Electricians license and 4 other licenses 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 Timothy S. Brennan, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Timothy S. Brennan Contact Information
Phone Number: (410) 242-5959
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Headquarters Address: North Chesterfield, VA, 23236
Local Address: 502 HATHERLEIGH RD, Cockeysville, MD 21030
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Request for electrical permit to install two (2) led light strips with power supply to existing bus shelter at at s frederick ave 65 northbound of s westland drive
Valuation:
$500
Permit #:
ELEC-15340-2017
Status:
final
Fee:
N/A
Permit Type:
(c) add/alt - no ...
Building Type:
N/A
Request for electrical permit to install two (2) led light strips with power supply to existing bus shelter at s frederick ave 206 southbound of s westland drive
Valuation:
$500
Permit #:
ELEC-15338-2017
Status:
final
Fee:
N/A
Permit Type:
(c) add/alt - no ...
Building Type:
N/A
Request for electrical permit to install two (2) led light strips with power supply to existing bus shelter at s frederick ave 185 northbound of s summit ave
Valuation:
$500
Permit #:
ELEC-15339-2017
Status:
final
Fee:
N/A
Permit Type:
(c) add/alt - no ...
Building Type:
N/A
Request for electrical permit to install two (2) led light strips with power supply to existing bus shelter at s frederick ave 165 south of s summit ave
Valuation:
$500
Permit #:
ELEC-15341-2017
Status:
final
Fee:
N/A
Permit Type:
(c) add/alt - no ...
Building Type:
N/A
Electrical permit
Permanent office trailer for construction company
Valuation:
$1
Permit #:
138099
Status:
issued
Fee:
N/A
Permit Type:
Accessory
Building Type:
Nonresidential bu...
Disconnect electrical service from bus shelters for demolish
Valuation:
N/A
Permit #:
ELE11-0731
Status:
issued
Fee:
$15
Permit Type:
Existing building...
Building Type:
N/A
Ig pool w/patio install 20x40 inground pool w/patio surrounding tax id# 01-231510
Valuation:
$20,000
Permit #:
80156
Status:
A/P Complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Disconnect electrical service from bus shelters for demolish
Valuation:
N/A
Permit #:
ELE11-0731
Status:
issued
Fee:
$15
Permit Type:
Existing building...
Building Type:
N/A
County residential electrical permit
2011-07-06
Electrical wiring w/service for a 1475 sq ft one story guest house
Valuation:
N/A
Permit #:
2010-02409
Status:
complete
Fee:
$303
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P 980051
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
EL 981290
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
MIR 940949
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Timothy S. Brennan License info
Verified License
| License # | 11011 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Timothy S. Brennan at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 11011 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Timothy S. Brennan 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 # | 1650 |
| 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 Timothy S. Brennan with the The City of Annapolis, MD
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 11011 |
| Status | Inactive |
| State | Maryland |
| Type | Electricians |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Timothy S. Brennan at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-1650 |
| 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 Timothy S. Brennan at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Insured
| Insurer | Cincinnati |
6
Permits
- Building permit records show that Timothy S. Brennan has worked on 6 permitted projects.
Timothy S. Brennan Employees
TB
Timothy S. Brennan
Owner