Geothermal.contractors

Winters Heating & Cooling is a family-owned HVAC contractor serving Southern Maryland from Leonardtown since 1948. Founded by Bill and Dorothy Winters, the company now operates under James Winters (President) and has grown into one of the region's most established heating and cooling providers, serving St. Mary's, Charles, and Calvert counties. Winters is Southern Maryland's designated ClimateMaster geothermal contractor, installing and servicing ClimateMaster ground-source heat pump systems for both residential and commercial customers. The company employs technicians with NATE GEO certification and ClimateMaster Fusion Certified GEO credentials, ensuring specialized geothermal expertise alongside broader HVAC services including heat pump, furnace, boiler, and indoor air quality work. Emergency service is available around the clock. Listing details verified via https://www.wintershvac.com and https://www.bbb.org/us/md/leonardtown/profile/air-conditioning-contractor/winters-heating-cooling-0241-144431389 (2026-05-28).