HVAC companies in Columbia, MD 21045
5 HVAC companies, with local market data for this ZIP.
General contractors 25Roofing and exteriors 12Remodeling 9HVAC 5Electricians 5Garage doors 4Carpentry, drywall and windows 3Other construction trades 3Concrete and masonry 2Painting 1
Area profitability, HVAC69 / 100Strong market, balanced field
Typical home value$476,000+0.5% in the past year
New homes permitted, 2025728Howard County
Homeowners68.3%15,368 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
All American HVAC ServicesHVAC contractor · 6801 Oak Hall Ln, Columbia(410) 725-4758 · aahvacservices.com
Buric Heating and Air ConditioningHVAC contractor · 6660 Dobbin Rd Unit E, Columbia(410) 593-1980 · burichvac.com
Greenfox Cooling, Heating & PlumbingHVAC contractor · 9160 Rumsey Rd Ste B2, Columbia(443) 574-4328 · greenfoxservices.com
SG Heating & CoolingHVAC contractor · 6802 Grimes Golden Ct, Columbia(443) 909-8865 · sgheatac.com
TK MechanicalHVAC contractor · 6140 Good Hunters Ride, Columbia(410) 978-2496 · tk-mechanical.com
HVAC in ZIP 21045 at a glance
Local building angle: Howard County permitted 728 new homes in 2025, including 379 apartment units. 6% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.