Electric Masters Service - Columbia's Certified Electrical Company
9375 Gerwig Ln Ste A, Columbia, MD 21046
About the Company
Electric Masters Service is a trusted commercial electrical contractor based in Columbia, MD, serving the broader Baltimore, Washington D.C., and Virginia region. With a strong foundation in government and institutional projects—including work for hospitals, schools, and various local, state, and federal agencies—we bring a high level of reliability and code expertise to every job. Our team is skilled in a comprehensive range of services, from emergency power systems and complex office renovations to traffic control systems, LED billboards, and fiber optic cabling. For Columbia residents and businesses, this extensive commercial experience translates into precise and dependable solutions for residential electrical needs, ensuring safety and longevity in every installation, inspection, or repair we perform.
Common Questions
My home in Columbia has an outlet that feels hot to the touch. Is this dangerous, and what should I do?
Yes, an overheating outlet is a serious safety concern and a common issue in older Columbia homes, often caused by loose wiring, overloaded circuits, or faulty components. It poses a significant fire risk. For your safety, we recommend immediately unplugging any devices from that outlet and avoiding its use. Contact Electric Masters Service for a thorough electrical inspection. Our electricians, experienced with local home systems, can diagnose the root cause—whether it's at the outlet itself, within your wiring, or related to your electrical panel—and provide a safe, permanent repair to protect your home.
What's involved in an electrical panel installation or upgrade for a Columbia home?
Upgrading an electrical panel is a critical project to ensure your home's safety and accommodate modern power demands. Our process begins with a detailed inspection of your current system and your household's electrical needs. We then handle obtaining any necessary local permits. The installation involves safely disconnecting power, replacing the old panel with a new, properly rated unit, and meticulously connecting all circuits. Given our extensive background with commercial and government projects, including emergency power systems, we prioritize code compliance, clean workmanship, and clear labeling for your future reference. This upgrade can resolve issues like frequent breaker trips and prepare your home for added appliances or renovations.
Do you handle commercial-grade lighting installations, like for an office renovation?
Absolutely. Our core expertise is in commercial electrical contracting throughout the Baltimore-DC region, including complex office renovations. We manage everything from initial design consultation and energy-efficient LED fixture selection to precise installation and integration with your building's electrical system. Our experience with government contracts and institutional projects means we are adept at working within strict timelines, budgets, and code requirements. Whether it's updating ambient lighting, installing task lighting, or implementing advanced control systems, we ensure the installation is reliable, efficient, and tailored to support your business's daily operations.
What the Company Handles
- Electric inspection
- Wire installation
- Electric installation or replacement
- Electric panel installation
- Light fixture installation
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |
















