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THERMco management, staff and service technicians are trained to provide exceptional, knowledgeable service. All technicians hold a minimum of a two-year diploma in air conditioning, heating and refrigeration. Our technicians have a combined field experience of over 90 years. From Stephen Starnes, THERMco President to Customer Service Representative Ann Powers, we have the professional, courteous service you deserve.

Licensed: #2705 078394A
Virginia Class A Building Contractor
Virginia Class A HVAC Contractor
Virginia Class A Electrical Contractor
Virginia Class A Plumbing Contractor
Virginia Class A Gas Fitting Contractor
eVA Contractor


Advisory Board Membership:
Southwest Virginia Community College
- Engineering (HVAC)
Virginia Highlands Community College
- Engineering (HVAC)
Northeast State Community College
- Engineering (HVAC)
Washington County Virginia Schools
- General Career and Technical Education
NEFF Career & Technical Center


Member or Certified:
North American Technician Excellence (NATE)
Refrigeration Service Engineers Society (RSES)
International Mechanical Code (IMC)
Mine Safety and Health Administration (MSHA)
Air Conditioning & Refrigeration Institute (ARI)
ARI Gas Appliance Manufacturers Association
EPA Refrigerant Handling
International Mobile Air Conditioning Association
Department of Occupational & Professional Regulation Trade
R-410A Refrigerant
Trane Helical Rotary Chiller
Trane Centrifugal Compressor Operation & Maintenance
Carrier Infinity
Aircondex Compressor
Copeland Compressor
Bristol Compressors T/S Operation
Trac Pipe
Edison Electric (Geothermal)
Water Furnace (Geothermal)
Valiant Boiler
Rheem Modulating Furnace
Honeywell Zoning Systems
Backflow Prevention Device Certification