Updated: May 27, 2026
Location and Projects
Address
Joppa, MD, 21085
Use our bidding system to
request a quote
William Jeffrey Chalk Sr Electrician
William Jeffrey Chalk Sr, Joppa, MD (Employees: Gregory Jay Osband and William Jeffrey Chalk Jr.) holds a Electricians license and 2 other licenses according to the Maryland license board.
Their BuildZoom score of 97 ranks in the top 18% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William Jeffrey Chalk Sr, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William Jeffrey Chalk Sr Contact Information
Phone Number: (410) 925-1749
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Building Permits by William Jeffrey Chalk Sr
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construct new tenant service 400 amps 3 phase 480 volt to separate tenant from landlord service. construct new office space. connect existing light fixture circuits to tenants service
Valuation:
N/A
Permit #:
E02389313
Status:
complete
Fee:
$455
Permit Type:
N/A
Building Type:
N/A
Install new fire alarm system in 8 floor storage building. install rath emergency communication system at elevators. building will have 2 elevator cars and a fire pump
Valuation:
N/A
Permit #:
F00004173
Status:
canceled
Fee:
$265
Permit Type:
N/A
Building Type:
N/A
Interior fit up for crown beer & wine includes new storage mezzanine & walk-in coolers. permit includes building electrical and mechanical/hvac work. note: use and occupancy permit is not included and must be applied for separately
Valuation:
$89,000
Permit #:
CIMP-3448-2013
Status:
final
Fee:
N/A
Permit Type:
Interior fit up
Building Type:
N/A
Building b2 install electrical panel with step-down transformer roof top equipment concrete slab and demising walls for future tenant space (navy federal credit union)
Valuation:
$180,000
Permit #:
CIMP-6325-2014
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
*per bge: s1 12175 clarksville pike* river hill square 100 amp service; 12 pole lights 3 sign circuits & (1) receptacle; 4106714183
Valuation:
N/A
Permit #:
E20004357
Status:
complete
Fee:
$160
Permit Type:
N/A
Building Type:
N/A
Office building*90 day extension thru 6-21-06 elite spice interior alterations to existing space extend permit 90 days thru 9-30-06 *extend 90 days thru 12-20-06
Valuation:
$350,000
Permit #:
B00151261
Status:
Completed
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
(7) total new install (1) alter existing
Valuation:
N/A
Permit #:
FIRE14-0015
Status:
final
Fee:
$230
Permit Type:
Existing resi
Building Type:
N/A
In building c1 (pi-b120396) install one demising wall electrical panel and one hvac unit with duct work stubbed into future tenant space
Valuation:
$40,000
Permit #:
CIMP-4604-2013
Status:
final
Fee:
N/A
Permit Type:
Interior fit up
Building Type:
N/A
Electrical fixtures
Valuation:
N/A
Permit #:
ELE14-0022
Status:
final
Fee:
$145
Permit Type:
Existing building...
Building Type:
N/A
Fire alarm devices-8
Valuation:
N/A
Permit #:
ELE14-0081
Status:
final
Fee:
$65
Permit Type:
Existing building...
Building Type:
N/A
Reissue expired permit 14037b0080 for an attached garage
Valuation:
$20,000
Permit #:
BR-001464-2015
Status:
Completed
Fee:
N/A
Permit Type:
Addition
Building Type:
N/A
Single lot perc demolish existing structure and building new home
Valuation:
$0
Permit #:
T02042677
Status:
Pending
Fee:
$450
Permit Type:
New
Building Type:
Perc
Building a nemetschek north america install 3 security devices 4107661993 x113 b10002686
Valuation:
N/A
Permit #:
E10005300
Status:
complete
Fee:
$72
Permit Type:
N/A
Building Type:
N/A
Commercial electric miscellaneous
2009-09-28
Ste 1840 pandora interior demolish & alterations see list contact 4105925417 b09002337
Valuation:
N/A
Permit #:
E09003596
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Commercial electric addition alteration
2009-10-22
Pandora suite 1840 see list contact 4105925417 b09002640
Valuation:
N/A
Permit #:
E09003947
Status:
complete
Fee:
$160
Permit Type:
N/A
Building Type:
N/A
1 (10kw)10 120/240 generator with automatic transfer
Valuation:
N/A
Permit #:
ELE10-0230
Status:
issued
Fee:
$85
Permit Type:
New building - co...
Building Type:
N/A
Jh apl install 1 ip camera contact 410-766-1993
Valuation:
N/A
Permit #:
E10001043
Status:
complete
Fee:
$72
Permit Type:
N/A
Building Type:
N/A
400 amp new service upgrade
Valuation:
N/A
Permit #:
ELE09-0427
Status:
final
Fee:
$410
Permit Type:
Existing building...
Building Type:
N/A
Fire alarm devices-8
Valuation:
N/A
Permit #:
ELE14-0081
Status:
final
Fee:
$65
Permit Type:
Existing building...
Building Type:
N/A
Electrical fixtures
Valuation:
N/A
Permit #:
ELE14-0022
Status:
final
Fee:
$145
Permit Type:
Existing building...
Building Type:
N/A
Similar Contractors See more
License # 10812
Gaithersburg, MD
120
BZ Score
$42K
Avg Project
-
Projects
License # 120008
Baltimore, MD
125
BZ Score
$25K
Avg Project
-
Projects
126
BZ Score
-
Avg Project
-
Projects
William Jeffrey Chalk Sr Reviews
BuildZoom hasn't received any reviews for William Jeffrey Chalk Sr. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
William Jeffrey Chalk Sr License info
Verified License
| License # | 12297 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for William Jeffrey Chalk Sr at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| 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 William Jeffrey Chalk Sr 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 # | E0603 |
| 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 William Jeffrey Chalk Sr at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Insured
| Insurer | Erie |
18
Permits
- Building permit records show that William Jeffrey Chalk Sr has worked on 18 permitted projects.
William Jeffrey Chalk Sr Employees
GO
Gregory Jay Osband
Owner
WJ
William Jeffrey Chalk Jr.
Owner
WS
William Jeffrey Chalk Sr
Owner