Williamson Heating & Cooling: Your HVAC Experts in Sun Prairie, WI
For dependable heating and cooling help in the Madison area, Williamson Heating & Cooling is a trusted name. This locally-owned company serves homeowners and businesses with a focus on clear communication and reliable work. Whether it’s a furnace check before a Wisconsin winter or an urgent AC repair on a humid summer day, their team is ready to help.
Business Overview
Williamson Heating & Cooling provides full HVAC services for residential and commercial customers. They offer emergency service for sudden breakdowns, so you’re not left in the cold—or the heat. Their technicians are trained employees, not subcontractors, which helps maintain consistency in quality. The company primarily focuses on homes and small to medium-sized businesses in the greater Sun Prairie region.
Key Services
The team handles the full range of heating and cooling needs. Common services include:
- Heating: Furnace installation, repair, and maintenance. Boiler service and heat pump solutions for older homes.
- Cooling: Air conditioning installation, repair, and seasonal tune-ups. Ductless mini-split systems for additions or older properties.
- Indoor Air Quality: Air purifier and humidifier installation to manage allergens and dry winter air.
- Preventive Maintenance: Annual check-ups to improve efficiency and prevent mid-season failures.
They understand local needs, like preparing systems for below-zero snaps or ensuring AC units can handle July humidity.
Areas Served
Williamson Heating & Cooling works throughout Dane County and nearby communities. Their service area includes Madison, Sun Prairie, Deforest, Cottage Grove, Windsor, Lake Wisconsin, Burke, Dekorra, and Blooming Grove. Knowing the housing styles here—from historic Madison bungalows to newer Sun Prairie subdivisions—helps them recommend practical solutions.
Company History
Founded years ago, Williamson Heating & Cooling started as a small operation focused on honest repairs. Over time, they’ve grown by earning repeat customers and referrals. The company has built its reputation on straightforward pricing and technical skill, avoiding high-pressure sales tactics. Their growth reflects a commitment to staying local and involved in the communities they serve.
Leadership
The owner brings hands-on HVAC experience to the business. Actively involved in day-to-day operations, they ensure work meets high standards. This local presence means decisions are made right here, not by a distant corporate office. The team participates in community events and supports area initiatives, reinforcing their ties to Sun Prairie and surrounding towns.
Specialties & Highlights
- Local Climate Expertise: Systems are serviced with Wisconsin’s wide temperature swings in mind.
- Clear Communication: Technicians explain issues and options in plain language before any work begins.
- Focus on Long-Term Reliability: Repairs aim to extend equipment life, not just provide a quick fix.
- Community-Based Operation: As a locally-owned business, they prioritize neighbor relationships.
Why Locals Choose Williamson Heating & Cooling
Residents and business owners in Sun Prairie, WI, turn to Williamson Heating & Cooling for consistent, knowledgeable service. Their long-standing presence in the area means they understand local homes and what systems work best here. People appreciate their reliability, fair approach, and the fact that they’re a familiar face in the community. For heating and cooling needs around Madison and Sun Prairie, Williamson Heating & Cooling provides steady, professional support.
Contact Information
Williamson Heating & Cooling
: 5414 County Rd N, Sun Prairie, WI 53590
Business Services
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |



















