Business Details
50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in St. Louis
Founded in 1955, AL-DON has served the St. Louis community for nearly seven decades as a trusted leader in HVAC solutions. Our journey began with a commitment to innovation and customer satisfaction, pioneering the first HVAC maintenance agreements in the region. Over the years, we have grown to specialize in whole-house indoor air quality, offering cutting-edge services like HEPA-AIRE purification systems and computerized diagnostic testing. Our team of certified technicians brings decades of combined experience, ensuring every residential and commercial client receives expert care.We pride ourselves on transparency, reliability, and a customer-first approach, reflected in our long-standing relationships with local families and businesses. With a focus on education and community trust, AL-DON remains dedicated to delivering comfort, health, and environmental solutions tailored to the unique needs of the St. Louis region.
Services
Residential Cooling
Commercial Cooling
Air Duct Repairs
Boiler Maintenance
Ductless HVAC
Furnace Repairs
Heat Pumps
Indoor Air Quality
AC Maintenance
Thermostat Service
Details
- Year established: 1955
Highlights and features
- 66 years of HVAC expertise serving St. Louis
- Certified technicians for all major brands
- 24/7 emergency service availability
- Customized maintenance programs available
- Pioneers in indoor air quality technology
Associations and certifications
- Daikin Certified Dealer
What people say
Polite and professional
Excellent service
Prompt repairs
Knowledgeable technicians
Trusted for decades
Services
Residential Cooling
AL-DON specializes in residential air conditioning solutions, including installations, repairs, and maintenance. Our technicians ensure optimal performance for all major brands, keeping homes comfortable year-round. With prompt service and expert diagnostics, we address issues ranging from simple filter replacements to complex system upgrades.
Indoor Air Quality
Our indoor air quality services identify and resolve pollutants in home environments. Using advanced tools like HEPA-AIRE purification systems and humidity control, we address allergens, mold, and contaminants. Tailored solutions improve respiratory health and overall comfort for households across St. Louis.
Heat Pump Services
AL-DON offers comprehensive heat pump services, including installation, repair, and maintenance. Our experts handle both ducted and ductless systems, optimizing efficiency for year-round climate control. We also provide conversions to energy-efficient models with potential rebate eligibility.
Commercial HVAC
We deliver specialized HVAC solutions for commercial properties, ensuring reliable climate control for businesses. Services include system audits, preventive maintenance, and emergency repairs. Our team installs cutting-edge systems tailored to operational needs while minimizing energy costs for long-term savings.
AC Maintenance
Regular AC maintenance prevents breakdowns and extends system lifespan. Our technicians perform comprehensive checks, cleaning components and identifying wear issues. Scheduled maintenance plans reduce energy bills and ensure peak performance during peak summer months in the St. Louis region.
Questions
What areas does AL-DON service?
We serve St. Louis and surrounding communities including Town and Country, Kirkwood, and Webster Groves.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for urgent heating and cooling issues.
What HVAC brands do you work with?
We service all major brands including Daikin, Amana, Carrier, Rheem, and Trane.
Are financing options available?
Yes, we offer financing for HVAC installations and major repairs.
How can I improve indoor air quality?
Our solutions include HEPA air purifiers, humidity control systems, and professional duct cleaning services.
Do you provide maintenance plans?
Yes, we offer customized maintenance programs to optimize system performance and longevity.
