Best Heat Pump Installation Companies in Green Bay, WI: 20

Why Green Bay homeowners choose specialist Heat Pump Installation during lake-effect winters

Lake-effect winters bring heavy snow and frequent temperature swings to Green Bay, making efficient heat pump sizing and installation essential for reliable year-round comfort. Many homeowners search for the best heat pump installation companies in Green Bay, WI. Look for licensed contractors offering clear warranties and emergency service during cold snaps.

What separates these 20 Green Bay Heat Pump Installation pros on reviews, warranty lengths, and emergency response

#ProviderScoreGoogleYears
1Apex Heating and Air Conditioning865.0 (725+)

Editorial: Apex Heating and Air Conditioning lists ducted air-source heat pump installation as a core service. Founded in 2005, Apex has about 20+ years operating in northeastern Wisconsin. Apex states 24-hour emergency response and same-day service availability. Apex advertises financing options for higher-ticket installations. Green Bay winters increase the need for properly sized heat pumps and reliable backup heat.

Strengths:
  • High Google rating (5.0★ across 725 reviews)
  • Long-established (20+ years in business)
  • Emergency response: 24-hour
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (5.0★, 725 reviews)
  • You value a long-tenured local operator (20+ years in business)
2Bay Area Services Inc804.8 (340+)45+

Editorial: Bay Area Services lists ducted air-source heat pump installation and replacements. Bay Area Services reports financing through Synchrony with approved-credit plans. Bay Area Services has 45+ years serving Green Bay area homes. Bay Area Services advertises same-day emergency response. Bay Area Services notes a broad service footprint across northeastern Wisconsin counties.

Strengths:
  • High Google rating (4.8★ across 341 reviews)
  • Long-established (45+ years in business)
  • Emergency response: same-day
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You value a long-tenured local operator (45+ years in business)
3Wesley Heating & Cooling774.9 (130+)75+

Editorial: Financing options are listed for larger heat pump projects, per their site. Wesley Heating & Cooling has 75+ years of local service history. Wesley lists Lennox heating and cooling products among its installed brands. Wesley notes 24-hour emergency service for Green Bay's frigid winters.

Strengths:
  • High Google rating (4.9★ across 130 reviews)
  • Long-established (75+ years in business)
  • Emergency response: 24-hour
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You value a long-tenured local operator (75+ years in business)
4Bay Heating Service, Inc.744.9 (45+)77+

Editorial: Bay Heating Service lists financing options for higher-ticket systems. The company traces its roots to 1949, about 75+ years locally. Green Bay winters demand robust heating when heat pumps switch modes after polar vortex spells. Bay Heating Service advertises 24-hour emergency response for urgent system failures. The website notes a certified team of installers for residential and commercial projects.

Strengths:
  • Long-established (77+ years in business)
  • Emergency response: 24-hour
  • Financing available
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You value a long-tenured local operator (77+ years in business)
5Gerondale Heating & Cooling714.9 (55+)

Editorial: Gerondale advertises residential heating and air conditioning service in Green Bay. The website notes emergency service availability, advertised 24/7. Product pages list modulating gas furnaces with variable-speed blowers. Gerondale's site emphasizes local coverage for Green Bay's cold winters and timely repairs.

Strengths:
  • High Google rating (4.9★ across 57 reviews)
  • Emergency response: 24/7
When to choose them
  • You need same-day or after-hours service
6Hurckman Heating & Cooling664.7 (55+)

Editorial: heat pump installation described for ducted systems, per their site. Hurckman notes Carrier equipment and dealer status locally. Hurckman lists emergency service availability advertised as 24/7. The company advertises financing with approved credit for larger systems. Green Bay's cold winters make proper sizing and fast service particularly important.

Strengths:
  • High Google rating (4.7★ across 57 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • punctuality
  • fast emergency response
  • knowledgeable technicians
  • service agreements
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
7Hurckman Mechanical Industries, Inc. - Production Office644.9 (15+)73+

Editorial: Hurckman notes its roots as a family business dating back over 70 years. The company lists a production facility at 1450 Velp Ave in Green Bay. Hurckman states emergency response service is available 24/7. Wisconsin's cold winters make proper HVAC sizing vital for heat-pump considerations here.

Strengths:
  • Long-established (73+ years in business)
  • Emergency response: 24/7
Reviewers flag:
  • Smaller review history (17 Google reviews)
When to choose them
  • You need same-day or after-hours service
  • You prefer a family-owned operation
  • You value a long-tenured local operator (73+ years in business)
8Berkovitz Mechanical LLC635.0 (10+)46+

Editorial: Berkovitz Mechanical lists residential and commercial heating and cooling installations. The company notes over 80 years of combined staff experience. Berkovitz Mechanical has served Green Bay area customers since 1980. The site advertises HVAC maintenance plans and rooftop unit service options.

Strengths:
  • Long-established (46+ years in business)
Reviewers flag:
  • Smaller review history (12 Google reviews)
When to choose them
  • You value a long-tenured local operator (46+ years in business)
9Ama Heating and Air Conditioning594.6 (40+)49+

Editorial: Ama Heating and Air Conditioning lists ducted air-source heat pump installations. The company notes geothermal and ground-source work on its site. Ama Heating and Air Conditioning has served the Green Bay area for 45+ years. Their site notes free estimates and financing options. Green Bay's cold winters make proper sizing especially important for area heat pumps.

Strengths:
  • Long-established (49+ years in business)
  • Emergency response: 24/7
  • Financing available
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You value a long-tenured local operator (49+ years in business)

Score column blends public-record signals, customer reviews, and editorial assessment. Best for picks reflect our editorial weighting of those same signals against each category. See full methodology →

Typical Heat Pump Installation costs in Green Bay, WI (2026)

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Estimated ranges for Green Bay, WI. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
Ducted air-source heat pump + air handler, full system (installed)$7,700–$15,400
Premium variable-speed / inverter system (installed)$14,450–$24,050
Cold-climate (hyper-heat) premium (over standard air-source)$1,450–$3,850
Air handler replacement (paired with heat pump)$1,450–$3,350
Ductwork modification (resize / re-balance per Manual D)$580–$2,100
Geothermal (ground-source) system — premium alternative (installed)$14,450–$33,700
Geothermal loop field — drilling/trenching (per ft installed)$10–$35

How were Green Bay installers evaluated — which metrics matter for lake-effect winters?

This guide evaluated 9 Green Bay heat pump installation providers on customer ratings, emergency response, years in business, and advertised financing or warranties. Emphasis was placed on Google review metrics and on provider-stated emergency response times and service specializations relevant to lake-effect winters.

  • Apex Heating and Air Conditioning scores highest by review volume and rating. This is based on Google Maps data.
  • Wesley Heating & Cooling shows the longest tenure at 75+ years, per provider materials and Google Maps data.
  • Bay Area Services Inc lists same-day emergency response and heat-pump conversions, per their website and Google Maps data.
  • Ama Heating and Air Conditioning advertises geothermal capability and free estimates, per their online listings.
  • Hurckman Mechanical Industries and Hurckman Heating & Cooling report 24/7 emergency coverage, as stated on provider pages.

Review scores and counts were drawn from Google Maps data; provider claims about financing, free estimates, and response windows were taken from provider materials and public listings and should be confirmed directly. BBB records were also consulted for accreditation checks.

How do I choose a Heat Pump Installation Company in Green Bay?

  1. Verify: confirm licensing and any manufacturer-dealer status with the provider.
  2. Compare: check Google Maps review ratings and review counts for recent trends.
  3. Confirm: ask about emergency response windows and winter service guarantees (advertised).
  4. Request: obtain written estimates that list equipment, efficiency, and warranty terms.
  5. Check: confirm financing options and any free-estimate offers before scheduling.

5 Heat Pump Installation issues Green Bay homes see most after heavy snow and temperature swings

Most common heat pump installation problems in Green Bay stem from lake-effect snow and wide winter temperature swings, which expose equipment to ice buildup, improper cold-weather sizing, and freeze-thaw damage. These conditions increase service calls for blocked outdoor units, refrigerant leaks, and premature component corrosion.

  • Improper cold‑weather sizing. Installations not sized for Green Bay's lake-effect winters struggle during prolonged cold snaps, causing frequent supplemental heat and higher run times.
  • Snow and ice blocking the outdoor unit. Heavy snow or drifting can bury outdoor units in Green Bay, restricting airflow and forcing repeated defrost cycles that reduce efficiency.
  • Freeze‑thaw damage to refrigerant lines and seals. Repeated temperature swings in Green Bay stress piping joints and seals, leading to slow refrigerant leaks and reduced heating capacity.
  • Frequent power cycling and defrost stress. Rapid temperature changes and winter storms in Green Bay cause more frequent defrost events and power interruptions that strain compressors and controls.
  • Corrosion from road salt and persistent moisture. Coastal-influenced moisture and winter salt tracked into yards accelerate corrosion on outdoor cabinets and connectors in Green Bay, shortening component life.
Warning: visible ice build-up or unusual cycling during a cold snap often indicates an installation or sizing issue that should be inspected promptly.

How Green Bay’s 106,846 residents and municipal licensing shape Heat Pump Installation choices

Green Bay's lake-effect snow and wide temperature swings increase demand for cold‑weather heat pump installs and reliable emergency service. Homeowners consult local heat pump installation reviews in Green Bay, Wisconsin to find contractors experienced with winter sizing, sealed outdoor units, and licensed, bonded crews.

Lake-effect snow and frequent freeze‑thaw cycles drive more blockages and moisture exposure to outdoor units.

That impact raises the need for cold‑weather sizing, elevated pads, and corrosion‑resistant enclosures.

Evaluated providers often list emergency service availability to respond after storms.

Nearly half of the shortlist advertise 24/7 emergency service, which reduces downtime during cold snaps.

Municipal requirements for business licenses, bonding, and insurance shape hiring decisions.

Look for licensed, bonded installers who can show proof of insurance and workers' compensation.

Specific installer capabilities to prioritize include experience with cold‑climate heat pump models, insulated refrigerant runs, and robust defrost controls.

Also prefer contractors who document system sizing, provide written warranty details, and offer emergency response options.

Tip: when comparing quotes, request license numbers and ask about storm-response windows and warranty (years advertised).

What Green Bay homeowners most often ask about Heat Pump Installation (warranties, licenses, and emergency help)

How do I get a quote from these heat pump installation companies?
Submit one request on this page and we send it to the vetted heat pump installation pros in Green Bay, WI listed here. They send quotes back — no obligation.
What does heat pump installation service typically run in Green Bay, WI?
Ducted air-source heat pump + air handler, full system typically runs $7,700–$15,400, and geothermal system — premium alternative runs $14,450–$33,700 in Green Bay, Wisconsin. See the Heat Pump Installation pricing table on this page for the full per-service breakdown.
Do Green Bay heat pump installers need a city business license and bond?
Yes. Green Bay requires a business license and bonding for contractors performing residential work. Request the installer’s City of Green Bay business license number and proof of bond before signing a contract. Contractors should also show they carry the required insurance and workers' compensation coverage listed by the municipality.
What proof of insurance and workers' compensation should installers provide in Green Bay?
Ask for a current certificate of insurance naming the contractor and policy effective dates. The certificate should show general liability and workers' compensation coverage as required for Green Bay contractors. Verify policy details with the issuing carrier and keep a copy with the signed contract for warranty and claim purposes.
When should Green Bay homeowners schedule a heat pump tune‑up before winter?
Schedule a tune‑up in early fall. A fall inspection ensures correct refrigerant charge, defrost control settings, and outdoor unit clearance. Early scheduling also avoids the busiest season and gives time to order replacement parts if needed.
How do installers adapt heat pump installations for Green Bay’s lake‑effect winters?
Installers size systems for low‑temperature performance, elevate outdoor units on durable pads, and protect refrigerant lines with insulation rated for cold climates. They often specify models with robust defrost controls and corrosion‑resistant finishes. Ask for written details on cold‑weather operation and defrost strategies in the proposal.
How can a homeowner tell if a heat pump needs replacement rather than repair in Green Bay?
Consider replacement when the system is old, requires frequent repairs, or fails to maintain comfortable indoor temperatures during cold snaps. A replacement assessment should include efficiency comparisons, expected performance in low temperatures, and projected payback. Get documented recommendations and compare at least two replacement proposals.
What warranty details should Green Bay residents request for cold‑climate heat pump installs?
Request written warranty terms that specify coverage length and what is excluded, including compressor and labor. Confirm whether warranties require scheduled maintenance to remain valid. Ask installers to document warranty (years advertised) and how emergency service during winter is handled under warranty terms.
Is a dual‑fuel setup recommended for Green Bay homes with existing gas furnaces?
Dual‑fuel systems can improve winter comfort by using a furnace at very low outdoor temperatures and the heat pump in milder conditions. Evaluate home insulation, furnace condition, and cold‑weather heat pump performance. Look for installers who can model energy use for both modes and provide controls that switch automatically.
Are geothermal heat pumps a good option for Green Bay properties with limited yard space?
Geothermal systems require space for ground loops, though vertical loops reduce footprint compared with horizontal loops. Site access, soil conditions, and installation cost factors matter. Consult a geothermal specialist who can assess borehole feasibility and provide site‑specific loop schematics and permitting guidance.

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