Trusted De Pere Heating and Cooling

Black-Haak provides heating and cooling service throughout De Pere, WI, including furnace repair, air conditioning repair, installations, and seasonal maintenance. As a family owned and operated company serving the Fox Valley and Green Bay metro since 1956, we offer same-day emergency service backed by trained, local technicians.

Brown County winters are long and demanding, and a furnace that quits in January is not a problem that waits until morning. Our technicians work on all major makes and models, so whether your system is a recent high-efficiency install or a unit that has been running for two decades, we can diagnose it and get it working again. We also handle the full range of De Pere HVAC, plumbing, and electrical needs for homeowners and businesses across the area.

Rely on us because we:
  • Provide same-day service
  • Guarantee 100% client satisfaction
  • Have been serving this area since 1956
  • Are available 24/7 to offer emergency services
  • Have a competent staff of experienced, licensed technicians