We serve the greater Baltimore area in central Maryland. We service Cecil, Hartford, Baltimore, Baltimore City and Anne Arundel counties.

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Company Info

Tired of dealing with contractors who show up late, leave your house a mess and all the while think they’re doing you a favor? Do you seek a superior, timely, and highly experienced electrical service? Look no further — the professional Mister Sparky electricians are ready to serve you.

Mister Sparky is committed to making your experience superb. We understand it’s a hassle inviting people into your home, and we want to make it as convenient as possible. That’s why we offer a wide variety of services and guarantee that you will experience the most superior customer service in the industry.

We accept:

  • Visa
  • Mastercard
  • American Express
  • Discover

Local technicians You Can Trust


We provide financing to help our client’s make the best decision for them. We offer long term financing to provide low monthly payments as well as some options with no interest at all.

Protection Plans

Your home's heating and air conditioning systems keep you comfortable but you really only notice them when something goes wrong.

At One Hour Air Conditioning and Heating®, we know that every home owner and every home itself is different. As a service partner of Direct Energy, we are proud to offer the Home Comfort Collection®, protection plans designed to fit your home's needs.

Good: Regular maintenance of your air conditioning and heating system is crucial in helping increase its lifespan, reduce your energy bills and the risk of breakdowns. Our Heating & Cooling Maintenance Plan makes it simple and affordable.

Better: Problems with your heating or cooling system can be scary, stressful and even dangerous during months of extreme weather. Our Heating & Cooling Repair & Maintenance Plan provides annual maintenance, plus worry-free coverage for inconvenient repairs.

Best: Regular maintenance and prompt repairs can help extend the life of your equipment, but nothing lasts forever. Our Heating & Cooling Repair & Maintenance PLUS Plan gives you all the benefits of covered maintenance and repairs, plus credit toward system replacement when the time comes.

Area Served

Serving the Greater Aberdeen area: Perryville, Conowingo, Aberdeen, Bel Air, Fallston, Whiteford, Monkton, Jarrettsville, Cockeysville, Reisterstown, White Marsh, Perry Hall, Middle River, Rosedale, Dundalk, Essex, Parkville, Baltimore, Towson, Linthicum Heights, Owings Mills, Randallstown, Pikesville, Bowie, Crofton, Odenton, Gambrills, Severn, Jessup, Crownsville, Edgewater, Annapolis, Arnold, Gibson Island, Stevensville, Chester, Normans, Mattapex, Dominion, Severna Park, Pasadena, Glen Burnie, Rising Sun, Elkton, Fair Hill, North East, Port Deposit, Colora, Charlestown, Chesapeake City, Earlville, Cecilton.

  Business Address

653 W Belair Ave.
Aberdeen, MD 21001

License Number


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Mister Sparky® Team