The Premier Electrical Service firm in Maryland, Virginia, and Washington, D.C.

-Certified Electrical Technologies (CET) is a full-service electrical contracting firm serving residential, contractor, retail, real estate, and commercial clients in Suburban Maryland, Northern Virginia, and Washington, D.C.
-Since 1979, CET has been committed to providing the latest technology, highest quality products and superior customer service. Our goal is to provide Total Customer Satisfaction.
-CET offers fast, efficient scheduling, excellent service by highly-trained technicians, and competitive pricing. This strategy is what sets us apart from our competition and has made us leaders in the Electrical Service industry.
-At CET we are especially proud of our outstanding staff comprised of highly trained electricians and engineers. Our staff has been personally recruited for their particular expertise, integrity and commitment to excellence. These qualities make them CET’s most valuable asset and ensure our clients of total satisfaction.

We serve your area

Northern Virginia – Alexandria, Arlington, Annandale, Burke, Centreville, Chantilly, Dale City, Dunn Loring, Fairfax, Fairfax Station, Falls Church, Great Falls, Greenway, Herndon, Leesburg, Lorton, McLean, Oakton, Reston, Seven Corners, Springfield, Sterling, Tysons Corner and Vienna, VA.

Montgomery County – Aspen Hill, Bethesda, Boyds, Burtonsville, Cabin John, Clarksburg, Chevy Chase Damascus, Dickerson, Gaithersburg, Garrett Park, Germantown, Glen Echo, Kensington, Montgomery Village, Olney, Poolesville, Potomac, Rockville, Silver Spring, Takoma Park, Washington Grove, and Wheaton, MD.

Frederick County – Adamstown, Frederick, Ijamsville, Monrovia, Myersville, New Market, Walkersville, MD

Prince Georges County – Beltsville, Bladensburg, Bowie, Brandywine, Brentwood, Capitol Heights, Cheltenham, Clinton, College Park, Fort Washington, Glenn Dale, Greenbelt, Hyattsville, Landover, Langley Park, Lanham, Laurel, Mitchellville, Mount Ranier, Oxon Hill, Riverdale, Suitland, Temple Hills, and Upper Marlboro, MD.

Howard County – Brookeville, Columbia, Elkridge, Ellicott City, and Savage, MD.

Anne Arundel County – Brooklyn, Annapolis, Arnold, Crofton, Crownsville, Davidsonville, Edgewater, Gambrills, Glen Burnie, Harmons, Jessup, Linthicum Heights, Millersville, Odenton, Pasadena, Riva, Severn, and Severna Park

Baltimore County – Brooklyn, Catonsville, Cockeysville, Curtis Bay, Dundalk, Essex, Glen Burnie, Halethorpe, Hunt Valley, Middle River, Nottingham, Owings Mills, Parkville, Pikesville, Randallstown, Reisterstown, Rosedale, Sparrows Point, Timonium-Lutherville, Towson, and Windsor Mill, MD.

Charles County – Accokeek, Bryans Road, Indian Head, Waldorf, and White Plains, MD.

Fast Reliable Service, Free Phone Estimates, Licensed, Bonded, and Insured, Courteous Professional Staff

Certified Electrical Technologies has five divisions to serve each one of our clients with the most experienced staff for a particular project.

Our divisions, which we call Groups are as follows:  

  • Residential Electrical Service Group
  • Commercial Electrical Service Group
  • Retail Electrical Service Group
  • Property Management Electrical Service Group
  • Electrical & Lighting Supply Group


Each one of our Service Techs are background checked to ensure your safety and confidence.  Our techs will arrive at your home or business in one of our fully-stocked, logoed service vehicles, will be wearing a uniform and will offer their business card.  We want you, your staff or clients to feel comfortable with the knowledge that our staff is very concerned with your safety and security.

The following are some of the many Electrical Services that we offer :

  • AFCI Receptacles, GFCI Receptacle, Fuse Panel Replacements, Lighting Installation & Replacement, Generator Panels & Connections, Lightning & Surge Arrestors, Safety Checkups, CATV & Telephone Jacks, Home Automation, Emergency Lighting, Computer & UPS Circuits, Lamp & Ballast Replacement, Parking Lot Lighting, Certified Pool Inspections, Lightning & Surge Suppression, Troubleshooting & Repair, Recessed Lighting, Security Lighting, Service Heavy Ups, Ceiling Fans, Smoke Detectors, Carbon Monoxide Detectors, Service Panel Upgrades, Dimmers, Flat Screen Receptacles, EXIT Fixtures, Energy Saving Lighting Retrofits, Group Re-lamping, Modular Furniture Connections, Model Apartment Automation, Service Contracts, Remodeling Services


Professional Licenses

Maryland – Construction
Maryland – Master Electrician
Virginia – Class A Contractor
Virginia – Master Electrician



Annapolis, Maryland
Gaithersburg, Maryland
Rockville, Maryland
Baltimore, Maryland
Alexandria, Virginia
Fairfax, VirginiaAnne



Arundel, Maryland
Frederick, Maryland
Howard, Maryland
Montgomery, Maryland
Prince Georges, Maryland
Baltimore, Maryland
Arlington, Virginia
Fairfax, Virginia
Fauquier, Virginia
Loudoun, Virginia
Prince William, Virginia

Angies List 2018 Award   home2   home3   home4   image008