When your home's comfort is on the line in Madisonville, Dussor Air Conditioning and Heating is ready to help with dependable air conditioning and heating services you can count on. Whether you're facing a sweltering AC breakdown or a furnace that won't fire up, call us at (985) 259-1266 for honest diagnostics and fast, reliable service, no pushy upsells, just real solutions.

Life along the Tchefuncte River is something special, but Madisonville homes work hard to stay comfortable through long, humid summers and surprisingly chilly winter snaps. When your air conditioner struggles to keep up with the Louisiana heat, or your heater quits during a cold front, it affects your whole household. Many Madisonville homeowners worry about being told they need a full system replacement when a simple repair would do. At Dussor Air Conditioning and Heating, we take a repair-first, relationship-first approach. We serve families throughout Madisonville and the greater St. Tammany Parish community with honest answers, fair pricing, and the kind of neighborly care that keeps folks coming back year after year.
Madisonville's riverside location brings high humidity and heat that pushes cooling systems to their limits. According to the National Weather Service office serving our region, southeast Louisiana regularly sees heat index values that strain even well-maintained equipment. Here are the issues we see most often in local homes:
If any of this sounds familiar, it's worth having a technician take a real look before the problem grows.
Dussor Air Conditioning and Heating handles the full range of cooling and heating needs for Madisonville homes and small businesses. Our air conditioning services, heating services, and indoor air quality solutions begin with a thorough diagnostic so you understand exactly what's going on before any work begins, no guesswork, no surprise charges.
For our air conditioning services, we provide AC repair, including refrigerant recharge and leak detection, condenser and evaporator coil cleaning and replacement, contactor and capacitor replacement, compressor and expansion valve service, and drain line cleaning. We also install and repair thermostats, including smart thermostats that help you manage energy use.
Our heating services include furnace repair, blower motor replacement, and heat pump repair and maintenance. For homes dealing with humidity, ventilation, and indoor air quality concerns, we offer whole-home ventilation, carbon monoxide testing, duct insulation, zoning systems, and duct leakage testing.
We service all major brands, including Heil, Lennox, Carrier, Trane, Rheem, Goodman, and more, and as a Heil Distinguished Dealer, our team stays current on the equipment we work with. Dussor is licensed, bonded, and insured through the Louisiana State Licensing Board for Contractors (License CL.79859), and our technicians hold EPA Section 608 certification. Every repair is backed by a 1-year parts and labor warranty, plus a free return visit if an issue comes back. We offer same-day service on most calls and respond when Madisonville families need us most.
We're a local Northshore team that treats Madisonville like home, because it is. We know the area's older riverside homes, the newer subdivisions, and the way our humidity affects equipment differently than drier climates. That familiarity means faster, more accurate diagnostics. Homeowners here appreciate that we recommend repairs over replacements whenever it makes sense, and that we explain everything in plain language instead of technical jargon. We're licensed, bonded, and insured, BBB accredited with an A+ rating, and committed to fair pricing and reliable response times. When we handle mechanical permits, we coordinate with St. Tammany Parish Permits and Inspections so the work is done right and up to code.
"Another company wanted to charge nearly three times the going rate for brand-new ductwork she didn't need. We walked her through why it wasn't necessary, and she's now a maintenance client." - a Covington-area homeowner
"A young family's new home still smelled like smoke two years after the previous owners moved out. We resized the undersized ductwork, cleaned the equipment, and installed a UV system to clear the air." - a Mandeville family
We respond quickly and offer same-day service on most calls, with roughly 80% of our appointments handled the same day. If your system is down during a Louisiana heat wave, give us a call at (985) 259-1266 and we'll work to get a technician to your Madisonville home as fast as possible. Even outside our normal hours, if someone is in real need, we'll make it out.
Yes. Our philosophy is repair-first. Many homeowners worry they'll be told they need a full replacement when a simple fix would do. We run a real diagnostic, show you what's actually wrong, and recommend the most sensible solution, which is often a repair that saves you money and keeps your existing system running.
We do. When a job requires a mechanical permit, we coordinate with St. Tammany Parish Permits and Inspections to make sure the work meets local code and passes inspection. This protects your home and ensures the installation or repair is done properly and legally.
Absolutely. Madisonville's riverside humidity contributes to musty odors, mold, and uncomfortable indoor air. We offer whole-home ventilation systems, carbon monoxide testing, duct insulation, and UV solutions that help control moisture and improve the air your family breathes. We can assess your home and recommend the right approach for your situation.
Yes. For larger equipment purchases and installations, we offer flexible financing through Wells Fargo to make the investment easier to manage. If you're exploring an energy-efficient upgrade, the U.S. Department of Energy's central air conditioning guide is a helpful resource on SEER ratings and efficiency. Call us and we'll walk you through your options.
Yes. Dussor Air Conditioning and Heating is licensed, bonded, and insured under Louisiana State Contractor License CL.79859, and our technicians hold EPA Section 608 certification and R-410A safety certification. We're also a Heil Distinguished Dealer and a BBB Accredited Business with an A+ rating.
When heating or cooling problems arise, you need a team that responds quickly and fixes the issue the right way. At Dussor A/C and Heating, we provide dependable Air Conditioning and Heating Services services for homeowners and property managers throughout Madisonville, LA. With over 20 years of industry experience, our highly skilled technicians deliver honest recommendations and practical solutions to restore comfort and efficiency in your home. Through ongoing education and training, we ensure every service is completed with the quality and reliability you can trust.
At Dussor A/C and Heating, we provide reliable Air Conditioning and Heating Services services to keep home comfortable throughout Madisonville, LA. Our technicians handle everything from air conditioning and heating solutions to improving indoor air quality with dependable service you can trust. With same-day service available, free estimates, and flexible financing options with approved credit through Wells Fargo, we make it easier to keep your heating and cooling systems running efficiently.
Homeowners throughout Madisonville, LA trust Dussor A/C and Heating because we focus on quality work and dependable service. Heating and cooling systems are essential for daily comfort, and our team works hard to ensure every service call delivers reliable results.
We take pride in showing up prepared, diagnosing issues accurately, and completing repairs or installations with attention to detail. Our technicians respect your home, communicate clearly, and work efficently to restore your system's performance. From routine maintenance visits to urgent system repairs, we treat every job with the same level of care.
Our company is committed to building long-term relationships with the homeowners, landlords, and property managers we serve. With repair warranties, maintenance plans that include priority scheduling and discounts, and responsive same-day service, you can rely on Dussor A/C and Heating whenever you need professional Air Conditioning and Heating Services service in Madisonville, LA.
When your comfort matters, trust a local team that puts honesty first. Dussor Air Conditioning and Heating provides dependable air conditioning and heating services throughout Madisonville with same-day availability on most calls, fair pricing, and a 1-year parts and labor warranty backing every repair. Whether your AC quit in the summer heat or your heater needs attention before the next cold front, we're ready to help. Call (985) 259-1266 today or reach out online to schedule your service and experience the neighborly, repair-first care that keeps Northshore families coming back.