Clayton, Missouri- Hoffmann Brothers HVAC Contractor

Hoffmann Brothers Heating and Air Conditioning is the premier HVAC contractor in the St. Louis region and Clayton, Missouri. Hoffmann Brothers has been installing, repairing, and servicing heating, cooling, and air filtration systems throughout the Clayton community for over 40 years. Because of the affordability, reliability, and efficiency of Hoffmann Brothers service work, Hoffmann Brothers is able to guarantee your customer satisfaction and quality heating, cooling, and air filtration systems. Call or use the online scheduling tool to get a free estimate for a new HVAC or air filtration system.


Founded in 1877, Clayton, Missouri is the county seat of St. Louis County. An educational and cultural hub of the St. Louis metropolitan region, Clayton is home to Fontbonne University, Concordia Seminary and Washington University in St. Louis. The city of Clayton also hosts the annual St. Louis Art Fair and the Taste of Clayton culinary festival. Clayton is also a regional business center, anchored by the headquarters of corporations such as the Brown Shoe Company, Enterprise Rent-a-Car, and Straub’s Markets.

Clayton Mechanical Contractor

Hoffmann Brothers Mechanical Contractors employs the industry’s best engineers and technicians who receive intense training to properly repair, service, install, and maintain your Clayton business’ mechanical HVAC system. Our comfort advisors will help you navigate the complexities associated with your chiller system, air filtration systems, and controls systems and software, to find the best fit for your Clayton, Missouri business. Hoffmann Brothers Mechanical Contractors will perform a full load calculation at your Clayton, MO business and find the most efficient HVAC mechanical solution; our Mechanical Service department stands ready to meet all of your needs to include pipefitting, sheet metal, commercial refrigeration, dehumidification, and more.  Our design build team works hand-in-hand with our installation department to ensure you receive the best customer service, the most efficient energy solution, and the best overall experience possible.

Clayton Heating and Air Conditioning Contractor

Hoffmann Brothers Heating and Air Conditioning and American Standard will provide you with the highest quality heating and cooling services, at the lowest possible cost. Together we will ensure that you have the most affordable and efficient heating and cooling system for your Clayton, MO home. American Standard heating and cooling systems exceed all government efficiency standards and service technicians from Hoffmann Brothers Heating and Cooling will service your furnace, heat pump, or air conditioner to provide you many years of affordable, worry free comfort in your Clayton home. Our technicians are specially trained to service and maintain your American Standard heating and cooling system, join our Home Protection Plan to make sure your HVAC system continues to work properly and efficiently.

Clayton Plumber

Hoffmann Brothers has serviced and installed residential and commercial plumbing systems throughout the St. Louis, MO Metropolitan Area. Our expert plumbers service and repair all sizes of plumbing systems and are trained and equipped to conduct drain cleaning, water pipe replacement, water pipe repair, hot water heater installations and more. Please give us a call today at (314) 664-3011 or send us an email on our Contact Us page.