Updated: Mar 11, 2026
Location and Projects
Address
40 ROBIN HOOD ROADMB # 532, Havre De Grace, MD, 21078
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Karl L. Ringsdorf Electrician
Karl L. Ringsdorf, 40 Robin Hood Rd, Havre De Grace, MD holds a Electricians license and 2 other licenses according to the Maryland license board.
Their BuildZoom score of 93 ranks in the top 27% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Karl L. Ringsdorf, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Karl L. Ringsdorf Contact Information
Phone Number: (443) 847-0259
Address: 40 ROBIN HOOD ROADMB # 532, Havre De Grace, MD 21078
This is a sample of this contractor's permits. Click here to access their complete permit history.
Switches-1 wiring controls for burners-2
Valuation:
N/A
Permit #:
ELE14-0213
Status:
final
Fee:
$145
Permit Type:
Existing building...
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Karl L. Ringsdorf License info
Verified License
| License # | 11675 |
| Status | Active |
| State | Maryland |
| Type | Electricians |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Karl L. Ringsdorf 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-2384 |
| 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.
Check this license's status for Karl L. Ringsdorf at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2384 |
| Status | Inactive |
| City | Annapolis |
| Type | Master Electrician |
- According to the The City of Annapolis, MD, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Karl L. Ringsdorf at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Insured
| Insurer | Harleysville |
Karl L. Ringsdorf Employees
KR
Karl L. Ringsdorf
Owner