HVAC companies in Berlin, MD 21811
8 HVAC companies, with local market data for this ZIP.
General contractors 37HVAC 8Roofing and exteriors 7Carpentry, drywall and windows 5Excavation and demolition 3Electricians 3Painting 3Concrete and masonry 2Other construction trades 2Garage doors 1Flooring and tile 1Remodeling 1
Area profitability, HVAC61 / 100Strong market, crowded field
Typical home value$432,000−0.6% in the past year
New homes permitted, 2025242Worcester County
Homeowners83.3%10,698 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
5 Star Plumbing, Heating and CoolingHVAC contractor · 12415 Snug Harbor Rd, Berlin(410) 713-4357 · 5starphc.com
Arctic Heating and Air ConditioningHVAC contractor · 301 Washington St, Berlin(410) 641-1434 · ArcticHeatandAir.com
Blazer Sheet MetalHVAC contractor · 112 Boston Dr, Berlin(410) 430-9350 · blazersheetmetal.com
Cropper Oil & GasHVAC contractor · 10535 Ocean Gtwy, Berlin(410) 641-2251 · griffithenergyservices.com
Green Vision Heating & AirHVAC contractor · 2006 Pony Island Ln, Berlin(855) 484-8221 · gvhvac.com
Green Volt HVACHVAC contractor · 2004 Pony Island Ln, Berlin(571) 281-1444 · gvhvac.com
Kingdom Heating and AirHVAC contractor · 506 Williams St, Berlin(410) 641-0003 · kingdomheatandair.com
One Hour Heating & Air Conditioning of DelmarvaHVAC contractor · 9928 Old Ocean City Blvd Ste 9, Berlin(410) 844-8876 · onehourheatandair.com
One Hour Heating & Air Conditioning® of DelmarvaHVAC contractor · 9928 Old Ocean City Blvd Suite 9, Berlin(410) 844-8876 · onehourheatandair.com
Sens Service, Inc.HVAC contractor · 10135 Pin Oak Dr, Berlin(410) 629-0777 · senshomeservices.com
HVAC in ZIP 21811 at a glance
Local building angle: Worcester County permitted 242 new homes in 2025. 31% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.