What You Need to Know About Crabtree Heating & Cooling

Crabtree Heating and Cooling is a three generation, Family owned and operated business serving St. Louis County, St. Charles County and Lincoln County and its surrounding municipalities for over 20 years.

We value and appreciate the trust placed in us by our customers! Whether your project is big or small, in Hazelwood or Wentzville, 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. We value the trust you place in our staff to complete your installation or service need. Our work is GUARANTEED!

Our licensed heating and cooling technicians receive the most thorough and up-to-date training available. Whether it’s an emergency service call or a routine maintenance visit, our technicians are always prompt, completely professional and committed to your complete satisfaction.

We offer a variety of maintenance services designed to address your unique HVAC needs and our rates are among the most competitive in the industry. Call us today for an initial system check up and get the peace of mind that comes from knowing your HVAC system is working as effectively and efficiently as possible.


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.

Quality works

We are a third generation high quality service, repair and installation experts for both heating and cooling services.


Honesty is one of our values at Crabtree Heating & Cooling. Treating our customers as we would like to be treated is our specialty!


Fast, responsive and on-time repair both of the emergency and non-emergency type ensures our customers peace of mind no matter what the situation.


We take our work and customer service very seriously. We also take full responsibility for quality of work and being held accountable.