TAKE YOUR HOME COMFORT
TO THE NINTH LEVEL!
THE BEST HEATING, COOLING & Plumbing COMPANY IN
WASHINGTON
Our core values are centered around what’s most important: trustworthy character and quality work that you can count on. From your first phone call, you’ll experience luxury customer service that caters to your unique needs. We offer 24/7 emergency repair service, financing on approved credit, and free estimates for all Level 9 Heating, Cooling, and Plumbing customers.
For premium heating and cooling services in Washington, MO, look no further than Level 9 Heating, Cooling, and Plumbing. We provide top-of-the-line HVAC service because your comfort matters. Founded in 1975, we provide expertise in repairing and installing all HVAC brands.
When you call our expert team, you won’t be stuck waiting. Count on exceptional service, quick responses, and honest communication every time.
OUR PROMISE IS
OUR BOND.
We promise we will deliver the best experience you’ve ever had with a HVAC service company.
When we make a promise, we keep it. No exceptions.
We promise we will service any home or office HVAC system, no matter how old, cranky or worn-out it may be. We promise to only do repairs that make financial sense. We promise to only make repairs you approve.
We promise the best value replacement when it doesn't make sense to repair. We are proud to partner with Lennox. No one makes better HVAC systems than Lennox. They keep their promises too.
We promise you will always speak to a real person when you call. We answer our phones 24 hours a day, 7 days a week, 365 days a year. When you have an emergency, we promise to get you the help you need as fast as possible. We promise the quality of our work will please you. If not, we promise we will make it right.
We promise we will treat your home, your health, your pets, your loved ones and your property as if they were our own. We require the best from ourselves. That's why we deliver the best to our customers. (Check our reviews!).
We promise we will tune-up your system twice a year. No matter who made it. No matter who you bought it from. No matter who installed it. Learn about our Comfort Club.
We promise we will service any home or office HVAC system, no matter how old, cranky or worn-out it may be. We promise to only do repairs that make financial sense. We promise to only make repairs you approve.
We promise you will always speak to a real person when you call. We answer our phones 24 hours a day, 7 days a week, 365 days a year. When you have an emergency, we promise to get you the help you need as fast as possible. We promise the quality of our work will please you. If not, we promise we will make it right.
We promise we will treat your home, your health, your pets, your loved ones and your property as if they were our own. We require the best from ourselves. That's why we deliver the best to our customers. (Check our reviews!)
We promise we will tune-up your system twice a year. No matter who made it. No matter who you bought it from. No matter who installed it. Learn about our Comfort Club.
A HEATING, COOLING
& PLUMBING COMPANY
THAT CARES
With decades of experience providing first-class HVAC service, our team of certified technicians is dedicated to keeping your home comfy. Whether you’re dealing with a finicky thermostat or new construction, we’ve got you covered. We know that the details matter when it comes to your home, so no job is too big or too small for Level 9 Heating, Cooling, and Plumbing.
Our team offers a complete range of indoor air comfort solutions. From heating and cooling to IAQ and more, trust Level 9 Heating, Cooling, and Plumbing for top-tier results.
- Heating
- Light commercial HVAC
- Geothermal
- Duct cleaning
- IAQ testing
- Air purification
- Air balancing
- New construction
- Cooling
- Ductless mini-splits
- Boilers
- Indoor air quality
- Humidity control
- UV lights
- Home energy audits
- Walk In Freezers
Welcome to our premier plumbing services! At Level 9 Heating, Cooling, and Plumbing, we take pride in being your trusted partner for all things plumbing. Whether it's a leaky faucet, a clogged drain, or a complex piping issue, our team of skilled and certified plumbers is dedicated to providing efficient and reliable solutions. With years of experience under our belts, we understand the importance of a properly functioning plumbing system for the comfort and safety of your home or business. Our commitment to excellence drives us to deliver top-notch services that not only fix the problem at hand but also prevent future issues. From residential homes to commercial establishments, we've got your plumbing needs covered. Discover peace of mind with our prompt, professional, and pocket-friendly plumbing services.
PREMIUM HVAC
SERVICES IN
WASHINGTON
At Level 9 Heating, Cooling, and Plumbing, your comfort is our main priority. From minor repairs to complete home installations, we offer specialized knowledge to help you choose the right option for your home. Our qualified technicians cater to your individual needs and treat every home with the respect it deserves. From ductless mini-splits and high-tech thermostats to energy-efficient heat pumps, we offer a wide range of products and services to meet your HVAC needs. 
Need our HVAC expertise? Count on us for a full lineup of
premium heating and air solutions.
GET THE BEST
HEATING &
COOLING SERVICE
TODAY
As a Level 9 Heating, Cooling, and Plumbing customer, you’ll receive top-of-the-line customer care every time. Just read our customer reviews—our consistent five-star feedback is a testament to the trustworthy, reliable technicians and exceptional service that you can depend on.
If you’re looking for the best in heating and cooling services, call us today and experience the VIP treatment for yourself!
TAKING THESE AREAS TO
THE NINTH LEVEL
Augusta
Berger
Catawissa
Defiance
Dutzow
Gray Summit
Labadie
Leslie
Marthasville
New Haven
New Melle
Pacific
Robertsville
Saint Albans
Saint Clair
Stanton
Treloar
Union
Villa Ridge
Wright City
CONTACT THE
HEATING, COOLING,
& PLUMBING
EXPERTS
