Level 9 Heating, Cooling, and Plumbing is a trusted AC company in Des Peres, MO. Established in 1975, our trust is our bond, and we believe that you get what you put in. Our team works tirelessly year-round to offer some of the best services at affordable prices. We promise to always get back to you quickly. You can rely on us to be there when you’re dealing with an emergency. More importantly, you can trust that we’ll uphold a high standard for our work. If anything goes wrong, we promise to make it right!

One of the many reasons why you should give us, your trusted AC contractor in Des Peres, a shot is because we can handle any job that you throw our way. We have years of experience in dealing with all brands and models. We can help you find creative solutions and walk you through the pros and cons of each solution, so you make the most informed decision possible. Our team vows to provide you with honest, transparent advice at all times. You never have to worry about being upsold!