A & B Heating and Cooling
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A & B Heating and Cooling serves Mukwonago and surrounding Wisconsin communities with residential and commercial HVAC solutions, earning a 5.0-star rating across 110 verified customer reviews. The company operates around the clock every day, including weekends and holidays, ensuring residents have access to heating and cooling support when they need it most. Their service portfolio covers all makes and models of heating and cooling equipment, from routine maintenance to complete system replacements.
The company distinguishes itself through a workmanship guarantee on every service call and individualized HVAC consultations that help homeowners understand their options without sales pressure. They offer Wells Fargo financing to spread the cost of new equipment purchases, and their Comfort Club Membership provides scheduled maintenance to keep systems running efficiently year-round. This combination of flexible payment options and proactive service plans addresses both immediate repair needs and long-term system performance.
Customer reviews highlight specific scenarios demonstrating the company's commitment to responsive service. One reviewer described Matt arriving the day after diagnosing problems with a 22-year-old furnace and air conditioner, working through August heat and high humidity to complete the installation. Another review detailed Matt installing a new furnace and central air on Christmas Eve after discovering four cracked heat exchangers in an aging system, ensuring the family stayed warm during the holiday weekend. A third customer mentioned ongoing maintenance and detailed explanations of system operation, appreciating the technician's willingness to share knowledge about their equipment.
What Customers Say
All 110 reviewers awarded 5 stars, with multiple customers specifically naming Matt as the technician who provided detailed explanations, worked through challenging conditions, and delivered same-day or holiday-weekend installations.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| SaturdayToday | Open 24 hours |
Services
Heating System Repair & Replacement
Diagnosis, repair, and full replacement services for furnaces and heating systems of all ages and brands.
Cooling System Repair & Replacement
Air conditioning repair, troubleshooting, and new system installation for residential and commercial properties.
Preventive Maintenance & Tune-Ups
Scheduled maintenance visits to keep HVAC systems running efficiently and extend equipment lifespan.
Comfort Club Membership
Annual maintenance plan covering tune-ups with personalized service reminders and priority scheduling.
Commercial HVAC Services
Heating, cooling, and ventilation solutions tailored for business properties and commercial buildings.
Emergency Repair Services
Around-the-clock availability for heating and cooling emergencies, including holidays and weekend same-day service.