The Best HVAC in Theresa, WI

Compare the highest-rated hvac professionals in Theresa, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Theresa Climate Control

4.8
(127 reviews)
Verified

Family-owned HVAC specialist serving Theresa and surrounding areas for over 35 years. Expertise in high-efficiency furnace installations, geothermal systems, and comprehensive ductwork services. Known for exceptional emergency response times during harsh Wisconsin winters.

201 Main Street, Theresa, WI 53091

Specialties & Features

24/7 Emergency Service
Geothermal Systems
Ductwork Design & Installation
Energy Efficiency Consulting

Business Information

Years in Business:35 years
Licensed:Yes
Insured:Yes
#2

Dodge County Heating & Cooling

4.6
(94 reviews)
Verified

Full-service HVAC contractor with deep expertise in both residential and light commercial systems. Specializes in modern heat pump installations for Wisconsin's variable climate and offers premium maintenance plans to prevent costly breakdowns during extreme temperatures.

N9450 County Road TW, Theresa, WI 53091

Specialties & Features

Heat Pump Systems
Preventive Maintenance Plans
Wi-Fi Thermostat Installation
Indoor Air Quality Solutions

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Lakes Area Mechanical

4.5
(78 reviews)
Verified

Reliable HVAC service provider focusing on energy-efficient solutions for historic homes and modern constructions. Offers free energy audits and specializes in retrofitting older systems to improve performance and reduce heating costs during cold Wisconsin winters.

123 Church Street, Theresa, WI 53091

Specialties & Features

Historic Home HVAC
Energy Efficiency Retrofits
Boiler Systems
Air Balancing Services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Theresa

Theresa's HVAC market services a rural community with extreme seasonal demands - harsh winters requiring reliable heating systems and humid summers requiring efficient cooling. The cold climate prioritizes furnace expertise and emergency services. Many homes have older systems needing upgrades for efficiency, creating demand for energy audits and modern installations. Local providers must understand basement installations, older home ductwork challenges, and solutions for century-old farmhouses.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Theresa regulations and climate

Frequently Asked Questions About HVAC in Theresa

Get answers to common questions about hvac services in Theresa, Wisconsin.

1What is the best time of year to replace my furnace or air conditioner in Theresa?

For furnace replacement, aim for late summer or early fall (August-October) before the intense Wisconsin winter hits. For AC replacement, schedule service in early spring (March-May) before the summer humidity arrives. Scheduling during these shoulder seasons ensures better availability from local contractors and can sometimes secure off-season pricing, avoiding the emergency premium of a mid-winter or mid-summer breakdown.

2How do I choose a reliable HVAC contractor in the Theresa area?

Always verify the contractor is licensed by the State of Wisconsin (Department of Safety and Professional Services) and carries proper liability insurance. Look for established local companies with strong community reputations, as they understand our specific climate challenges, like hard freezes and high summer humidity. Ask for references from neighbors in Dodge or Fond du Lac counties and check reviews to gauge their reliability and quality of workmanship.

3Are there any local rebates or incentives for upgrading to a high-efficiency HVAC system in Theresa?

Yes, Focus on Energy, Wisconsin's statewide energy efficiency and renewable resource program, offers cash-back rebates for qualifying high-efficiency furnaces, air conditioners, and heat pumps. Additionally, We Energies, the local utility provider for Theresa, often has its own rebate programs. A reputable local HVAC provider will be familiar with these programs and can help you complete the paperwork to maximize your savings.

4Why is my heat pump struggling to heat efficiently during our coldest weeks in Theresa?

Theresa experiences winter temperatures that regularly drop below freezing. Standard air-source heat pumps lose efficiency as outdoor temperatures fall, typically struggling below 25-30°F. For reliable Wisconsin winter performance, a properly sized and installed cold-climate heat pump model is essential, or a hybrid system (heat pump paired with a gas or propane furnace) is often recommended. This allows the heat pump to handle moderate cold efficiently, with the furnace taking over during extreme cold snaps.

5What specific maintenance should I do to prepare my HVAC system for a Theresa winter?

Before winter, have a professional perform a furnace tune-up, which includes checking the heat exchanger for cracks (a critical safety check), testing carbon monoxide output, and cleaning components. As a homeowner, ensure all vents are clear of furniture or debris, replace your air filter, and make sure your outdoor AC/heat pump unit is clear of falling leaves and snow accumulation. Proper maintenance prevents mid-winter failures when service calls are in highest demand.