Hafeman's Heating & Cooling, LLC
Verified Pro
1+ year online5.0
HVAC Installation & Repair in Green Bay, WI
Compare 27 hvac installation & repair contractors near you in Green Bay and surrounding area with an average rating of 4.7/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 23, 2026
Most pros respond within 2–24 hours
Verified Pro Installers
hafemanshvac.com
Bay Heating Service, Inc.
Verified Pro
24½+ years online4.9
Bay Area Services Inc
Verified Pro
28 years online4.8
Nicolet Heating & Cooling
Verified Pro
17 years online4.7(39)
Sinkler Heating and Cooling, Inc.
Verified Pro
18½+ years online4.7
Other Businesses in This Area
Apex Heating and Air Conditioning
5.020½+ years onlineBRB HVAC Service & Sales
5.029+ years onlineHvac Maintenance (Veteran Owned)
5.020+ years onlineGerondale Heating & Cooling
4.910+ years onlineGreen Bay Marold Heating & Air Conditioning
4.9Hurckman Mechanical Industries, Inc. - Production Office
4.927+ years onlineRichard's Heating & Cooling Inc.
4.919½+ years onlineVan's Heating and Cooling
4.9~27 years onlineWesley Heating & Cooling
4.929½+ years onlineHealthy Home Heating & Cooling LLC
4.815+ years onlineKinnard Heating & Cooling
4.814+ years onlineHeating & Air Conditioning Company
4.7Hurckman Heating & Cooling
4.716+ years onlineVern Kummers Plumbing, Inc.
4.721 years onlineAma Heating and Air Conditioning
4.624½+ years onlineGroeschel Heating & Air Conditioning Green Bay
4.6HVAC Services: Heating & Air Conditioning
4.6K. Kelly, Inc
4.4~22 years onlineGreen Bay Heating & Air Conditioning repair service
4.1Professional Heating & Air Conditioning
3.4~28 years onlineTemperature Systems Inc
2.929½+ years onlineHVAC Installation & Repair in Nearby WI Cities
Other Services in Green Bay
Access Control & Intercom(42)Alarm System Installation(21)Appliance Installation(21)Artificial Turf Installation(30)Automotive Installs(3)Concrete & Paving(29)Deck & Patio Building(32)Electrical Services(22)EV Charger Installation(7)Fencing & Gate Installation(18)Fire Protection & Sprinklers(16)Garage Door Installation(27)
HVAC Installation & Repair in Green Bay, WI
Green Bay WI HVAC installation has to handle WI climate (-10°F design temps), older homes with aging gas furnaces, and WPS TOU rates. Heat pumps gaining traction with WI's electrification incentives. Manual J load calcs paired with high-efficiency variable-speed equipment cut bills 25-40%. NeedInstall connects you with Green Bay HVAC contractors who size by Manual J, handle WPS rebates, and properly seal/insulate ducts.
Green Bay HVAC installs run $7,500-$16,000 for cold-climate heat pumps, $5,500-$11,000 for split systems. WI requires a state HVAC license. Permits ($95-$225). WPS rebates ($300-$1,500). 30% federal ITC.
Frequently Asked Questions
- Heat pump in WI?
- Cold-climate heat pumps work to -15°F.
- WPS rebate?
- $300-$1,500 for high-efficiency upgrades.
- What size?
- Manual J critical.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Green Bay and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.