General Info

Your search for an honest and reliable HVAC company ends with Heritage Heating & Cooling. Backed by nearly 15 years of service excellence, their EPA-certified technicians deliver the highest quality heating, air conditioning, and indoor air quality services to residents and business owners in O’Fallon and throughout The Metro East. As a family owned and operated company, they take immense pride in serving their community, always going above and beyond to get the job done right the first time around. Adhering to the highest standards of workmanship and customer service, you can count on them to meet all your HVAC needs and exceed all of your expectations. Give them a call today to request a free service estimate and make an appointment.