Our Partners That Help Us Help You!


Servicing all makes & models

Whether you need a routine maintenance check or an emergency repair on a heating or cooling unit, we are available to handle all of your  heating, cooling and ventilation needs.  We continually strive to exceed expectations by ensuring that each  customer receives the very best service.


Individualized HVAC Options

We will work with you to find HVAC solutions that fit your heating and cooling needs. We will provide you with a full consultation to explain all of your available options so that you can choose the system that’s right for your home or business.


A Happy Customer Is Our Top Priority

We serve both residential and commercial clients and offer a variety of money-saving solutions. We combine our use of the highest quality parts and equipment, with our dedication to delivering exceptional service to provide you with top quality customer care.

about us

We are a family owned and operated business for over 30 years serving

  St. Louis, St. Charles, Lincoln, & Warren Counties.

We value and appreciate the trust placed in us by our customers! Whether your project is big or small, new or old, we are committed to getting the job done right the first time. We have a customer-centered staff that will listen and strive to meet your needs. Our licensed heating and cooling technicians receive the most thorough and up-to-date training available. Whether it’s a service call or a routine maintenance visit, our technicians are always prompt, completely professional and committed to your complete satisfaction. 

Our Mission and Value

Instilling integrity in all that we do. Treat our customers (and our employees) the way we want to be treated, while keeping up with new knowledge of our ever changing industry. To be your respected Heating & Cooling Company. To continue to contribute significantly to the HVAC industry. To establish standards of the highest level of quality work when performing such duties as: installations, services and customer relations.


Mike- (Owner/Master Technician) Mike first started off in the industry when he was just a teenager learning everything he could from his own father. It was working along side his father that gave him the desire to open his own hvac company  with his kids. With over 40+ years experience in the field he always strives to make sure every customers expectations are met. 

Sherry- (Owner/ Front Office) Sherry is the comforting voice on the other end of the line when you call us. She is incredibly knowledgeable in anything HVAC, having over 30 years running the company helps her help you. She will work hard to help get your HVAC needs met at a price you can afford.    

Contact Us

Drop us a line!

Better yet, give us a call!

We love our customers, so feel free to call during normal business hours.

Crabtree Heating and Cooling

Hazelwood, MO & Wright City, MO

(314) 731-4044 or (636) 344-8550 Fax: 1-888-752-4778

Office Hours


08:00 am – 08:00 pm


08:00 am – 08:00 pm


08:00 am – 08:00 pm


08:00 am – 08:00 pm


08:00 am – 08:00 pm


09:00 am – 03:00 pm


By Appointment