HVAC companies in Elkhorn, WI 53121
7 HVAC companies, with local market data for this ZIP.
General contractors 22Concrete and masonry 11Other construction trades 9Roofing and exteriors 9HVAC 7Excavation and demolition 4Electricians 2Carpentry, drywall and windows 2Remodeling 1Garage doors 1Fences and decks 1
Area profitability, HVAC51 / 100Moderate market, crowded field
Typical home value$396,000+3.7% in the past year
New homes permitted, 2025691Walworth County
Homeowners72.1%7,620 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Air Systems Inc.HVAC contractor · 4520 County Road F, Delavan(262) 728-1655 · airsystemshvac.com · 4 drivers, 2 trucks
Airtech Mechanical ServicesHVAC contractor · 920 E Centralia St, Elkhorn(262) 215-5751 · airtechmechanicalservices.com
Komfort Heating & Cooling IncHVAC contractor · 5384 State Road 11, Elkhorn(262) 723-2662 · komfortheating.com · 1 driver, 1 truck
Lake Geneva Heating and CoolingHVAC contractor · 436 E Centralia St, Elkhorn(262) 749-6308 · lakegenevaheatingandcooling.com
Southern Lakes Plumbing & Heating IncHVAC contractor · N5860 US Highway 12, Elkhorn(888) 807-2212 · southernlakeshvacservice.com
Westenn Heating and Air ConditioningHVAC contractor · 423 E Centralia St, Elkhorn(262) 723-4955 · westennheatandair.com
A W Heating & CoolingHVAC contractor · 508 Westlawn Ave, Elkhorn(262) 582-2024
HVAC in ZIP 53121 at a glance
Local building angle: Walworth County permitted 691 new homes in 2025, including 250 apartment units. 26% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.