
Commercial Electrical Services
- Service Panels
- Switches
- Data Cabling
- Control Systems
- Transformers
- Lighting
- Circuits
- Generators
Residential Electrical Services
- Lighting
- Outlets and Switches
- HVAC Circuits
- Rewiring
- Fixtures
- Switches
- Smoke Detectors
- Ceiling Fans


Power Source fixed my circuit breaker and it's been working great since. Professional company, very helpful; they know what they're doing. Couldn't be happier with the service I have received!
-William Richardson, Mount Airy, MD
We provide electrical services to customers in Allegany County, Anne Arundel County, Baltimore City, Baltimore County, Calvert County, Caroline County, Carroll County, Cecil County, Charles County, Dorchester County, Frederick County, Garrett County, Harford County, Howard County, Kent County, Montgomery County, Prince George's County, Queen Anne's County, Somerset County, St. Mary's County, Talbot County, Washington County, Wicomico County, and Worcester County, Maryland.