Looking for a reliable HVAC company in Green Bay, WI? Whether you're dealing with an AC that won't cool, a furnace that won't light, uneven rooms, or you're ready to upgrade to a heat pump, choosing the right technician makes all the difference. We've researched and compiled the top 8 HVAC companies serving Green Bay to help you find the best fit.
From diagnostic skill to response times, customer reviews, and service range, here are the 8 best HVAC companies in Green Bay, WI.
Green Bay HVAC ★ Editor's Pick
Green Bay HVAC is Green Bay's premier heating and air conditioning provider, delivering professional residential and commercial repairs and installations backed by experienced technicians and over a decade of hands-on HVAC work. As a locally owned and operated company, they understand the climate patterns and housing stock that shape how Green Bay comfort systems perform and fail.
What sets Green Bay HVAC apart is their repair-first approach, transparent pricing, and commitment to complete customer satisfaction. Every technician is background-checked, professionally trained across air conditioners, furnaces, heat pumps, and ductless systems, and arrives in a truck stocked with the most common replacement parts. They offer upfront pricing with no hidden fees and fast same-day or next-day appointments.
Why Green Bay HVAC Is Our #1 Pick:
- Fast Response & Same-Day Service, Available 6 days a week with same-day or next-day appointments across the Green Bay area
- Experienced Technicians, Every technician brings years of hands-on field experience across cooling, heating, heat pump, and ductless systems
- Upfront, Transparent Pricing, Clear diagnosis and written quotes before any work begins, no surprise charges
- Full-Service Comfort, Repairs, replacements, heat pump conversions, duct cleaning, maintenance, and commercial systems, all in one company
- Repair-First Honesty, If a small part fixes it, that's the recommendation; replacements are proposed only when the math truly favors them
- Maintenance Plans, Annual flush-and-inspect visits that clear sediment, check the anode rod, and extend system life
Niemuth's Heating & Cooling
Niemuth's Heating & Cooling has served the Green Bay area for decades, providing comprehensive heating and cooling solutions. They are known for their reliable AC repair, furnace repair, and new HVAC system installations, focusing on customer satisfaction.
Notable Strength: Strong reputation for dependable emergency heating repairs.
Years in Business: 50+
Van's Heating & Air Conditioning
Van's Heating & Air Conditioning offers a full range of HVAC services, from routine maintenance to complex system installations. They are recognized for their professional service and commitment to energy-efficient solutions for homes and businesses.
Notable Strength: Expertise in energy-efficient HVAC system upgrades.
Years in Business: 40+
American Heating & Cooling Inc.
American Heating & Cooling Inc. specializes in both residential and commercial HVAC services, including AC repair, furnace repair, and new system installations. They are praised for their knowledgeable technicians and prompt service.
Notable Strength: Responsive service for commercial HVAC needs.
Years in Business: 30+
Modern Heating & Cooling
Modern Heating & Cooling provides complete heating and air conditioning services, focusing on customer comfort and system longevity. They are well-regarded for their thorough diagnostic work and transparent pricing on repairs and new installations.
Notable Strength: Detailed diagnostic services for complex HVAC issues.
Years in Business: 25+
Airtech Heating & Cooling
Airtech Heating & Cooling offers a wide array of services including AC repair, furnace maintenance, and full HVAC system replacements. Their customers often highlight their friendly staff and efficient service delivery.
Notable Strength: Friendly and efficient customer service.
Years in Business: 20+
Portside Heating & Cooling
Portside Heating & Cooling serves Green Bay with reliable heating and cooling repairs, maintenance, and new equipment installations. They have built a reputation for quality workmanship and standing behind their services.
Notable Strength: Commitment to quality workmanship and customer satisfaction.
Years in Business: 15+
Bay Area Services
Bay Area Services provides comprehensive heating, cooling, and plumbing services to the Green Bay community. They are known for their rapid response times for emergencies and their ability to handle a wide range of HVAC system types.
Notable Strength: Fast emergency service availability.
Years in Business: 30+
How We Chose the Best HVAC Companies in Green Bay
Our ranking considered several key factors:
- Local Experience & Reputation: An established local track record, years of hands-on HVAC work, and strong word-of-mouth across the community.
- Customer Reviews: Online reviews across Google, Yelp, and the BBB for consistent quality and satisfaction.
- Response Time: Priority for companies offering fast scheduling, especially for no-hot-water calls and leaking tanks.
- Pricing Transparency: Companies providing clear diagnostics and written estimates ranked higher.
- Range of Services: Full-service companies that handle repairs, system replacements, heat pump conversions, ductless installs, and commercial work scored best.
- Diagnostic Quality: Preference for companies that identify the actual failed component, element, thermostat, gas valve, anode, rather than defaulting to full replacement.
- Local Presence: Companies with deep roots in the Green Bay community.
Need HVAC Help in Green Bay Right Now?
Call Green Bay's top-rated heating and air team for fast, professional service.
Call Green Bay HVAC: (920) 516-9298