About Air Alliance Team Holiday Heating is now a member of the Air Alliance Team Holiday Heating and Air Conditioning was founded in Ballwin in 1993 and has been in the heating and cooling services industry ever since. Holiday Heating was recently acquired by the Air Alliance Team. We are continuing to be dedicated to our communities and customers. Our staff is professional, knowledgeable and fully trained, so you know you can trust in the quality of our work. We’re committed to getting the job done quickly – and correctly – 100% of the time. About Us – Air Alliance Team The Air Alliance Team and the Holiday Heating and Cooling bring together some of the most trusted experts in the home comfort industry. Our combined staff of technicians brings years of knowledge, fully trained on the latest industry products, maintenance, and technology. We provide professional, high-quality work, with the goal of complete customer satisfaction. Air Alliance Team offers a wide range of state-of-the-art Lennox® HVAC products that combine a history of quality craftsmanship with innovative technology. And as a Dave Lennox Premiere Dealer, you can count on Air Alliance Team to find products that are both energy efficient and budget friendly to meet your home-comfort needs. We’re committed to your whole-home comfort. From performing repairs and maintenance to installing an entire replacement HVAC system, we’re ready to help. Call Air Alliance Team in Saint Charles at 636-229-1544 or schedule an appointment online to get started.