HVAC companies in North Fond Du Lac, WI 54937
2 HVAC companies, with local market data for this ZIP.
General contractors 30Roofing and exteriors 8Concrete and masonry 7Excavation and demolition 5Other construction trades 4Remodeling 3Electricians 3Garage doors 2HVAC 2Carpentry, drywall and windows 2Fences and decks 1
Area profitability, HVAC52 / 100Moderate market, balanced field
Typical home value$346,000+3.1% in the past year
New homes permitted, 2025190Fond du Lac County
Homeowners72.3%8,889 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
E. C. Merrill, Inc.HVAC contractor · 809 Wisconsin Ave, North Fond Du Lac(920) 921-4714 · ecmerrill.com
Fondy Heating and Air ConditioningHVAC contractor · N7374 Mosher Dr, Fond Du Lac(920) 922-4565 · fondyheating.com
HVAC in ZIP 54937 at a glance
Local building angle: Fond du Lac County permitted 190 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.