Providing All of Southern Maryland with Heating, Air Conditioning, and Electrical Service for 22 Years

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1900 Norfolk Drive
Owings, Maryland  20736

Phone: 410-257-3726
Emergency Service after 3pm:
410-586-8040
Fax: 410-257-3994

HVAC License #: 10084
Electric License #: 3933
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Calvert County MD Heating & Air Conditioning HVAC Electrical Contractor


Advanced Troubleshooters
is a locally owned and operated full service residential, business and commercial heating, air conditioning, and electrical contractor. We provide Southern Maryland’s Calvert County with residential and commercial heating, air conditioning, HVAC, and electrical needs.

We can install and service your heating and cooling equipment, or provide electrical needs in your community in Calvert County, Maryland of Barstow, Broomes Island, Chesapeake Beach, Dowell, Dunkirk, Huntingtown, Lusby, North Beach, Owings, Port Republic, Prince Frederick, St. Leonard, Solomons or Sunderland.

We offer:

  • Heat pumps, heating and air conditioning systems by Carrier, Lennox & Trane
  • FREE estimates
  • Rebates
  • Radio dispatched trucks
  • Service plans
  • Senior discounts

The following are a few examples of recent work that we have done for local clients:

  • Calvert County Whole-Home Generator Installation Replacement
  • Broomes Island Gas & Oil Furnace Service Replacement
  • Chesapeake Beach Humidifiers
  • Dowell Boiler Service Replacement
  • Port Republic Heat Pump Repair
  • Prince Frederick Heat Pump Maintenance
  • Solomons Island Heat Pump Replacement
  • Dunkirk Filtration Systems
  • Huntingtown Humidifier Systems
  • Lusby Water Heaters
  • North Beach Home Heating
  • Owings Burner Service
  • FREE estimates
  • Rebates
  • Radio dispatched trucks
  • Service plans
  • Senior discounts

Our Commercial systems are the leaders in business comfort innovation including:

  • Highly efficient and advanced packaged rooftops, split systems, and controls
  • Planned and emergency replacement services
  • Indoor air quality systems
  • Fully insulated furnaces and unit heaters
Our Calvert County MD Residential Electrical Work examples include:

  • Calvert County Specialty Receptacles
  • Broomes Island Low Voltage Lighting
  • Chesapeake Beach Ballast & Lamp replacement
  • Dowell Landscape Lighting & Wiring           
  • Huntingtown Panel, Generators, Breakers & Transfer 
  • Lusby Exhaust Fans & Attic Fans
  • North Beach Room Accent & Recessed Lighting
  • Owings Surge Protection
  • Port Republic Power & Temporary Service
  • Solomons Island Electrical Wiring Service & Repair               
  • Sunderland Appliance Wiring – Washers & Dryers
  • St Leonard Smoke Detector Installation & Repair
  • Prince Frederick CCTV & Cable Wiring
  • Chesapeake Beach Hot Tubs, Pools & Spas Wiring
  • Dowell Ceiling Fan Wiring & Installation
  • Huntingtown Bath & Kitchen Fans & Lights
  • Lusby Indoor & Outdoor GFI
  • North Beach Code Corrections
  • Owings Outlets & Switches Installed & Moved
  • Solomons Island Lighting Protection
Our Commercial Electrical Work includes:

  • Tenant Build Out            
  • Base Buildings                 
  • Preventive Maintenance    
  • Parking Lot Lighting         
  • Code Violation Correction    
  • Restaurants
  • Service & Repair
  • Panel & Sub-Panel Trouble Shooting
  • Underground Cable Break Locator
  • Security & Outdoor Lighting
For a FREE residential or commercial replacement estimate, Click Here
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