St. Louis

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$40 OFF

Any Repair

Discount not valid on previous service or installation. Cannot be combined with any other offer. One discount per household. Offer Valid until 2/29/24.

Experienced Commercial Heating & Cooling Contractors Throughout St Louis, MO

The licensed and certified St Louis commercial HVAC mechanical contractors at Hoffmann Brothers can handle all of your commercial heating and air services! As one of the most esteemed commercial HVAC companies, Hoffmann Brothers’ technicians are trained and skilled to work on all sizes and all brands of Commercial HVAC systems and regularly provide St Louis area business properties with:

  • Commercial HVAC Repair
  • Commercial HVAC Installation
  • Commercial HVAC Maintenance – Ask about our popular Commercial Agreement plans!

We’ve been serving St Louis area businesses for over 40 years on their HVAC equipment. To get started on your important project, call Hoffmann Brothers for all of your commercial building heating, cooling, and refrigeration needs at (314) 664-3011.

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St Louis Commercial Air Conditioning Repair and Installation Services

At Hoffmann Brothers, we understand the importance of reliable St Louis commercial AC for the hot summer months. Our trained, licensed and certified contractors regularly handle complex commercial air conditioning services that include:

  • Commercial AC Repair Service
  • Commercial Air Conditioning Installation
  • Maintenance for Commercial Air Conditioning Units

There are many reasons involved with AC not cooling. When this happens, call upon the team at Hoffmann Brothers today as one of the top-rated St Louis commercial air conditioning companies.

Commercial Rooftop Unit Services – RTU HVAC for St Louis Area

Rooftop Units are one of the most common types of Commercial HVAC systems for St Louis area businesses. A rooftop AC unit, sometimes called an RTU or Rooftop HVAC Unit, provides heating and cooling to commercial spaces of all sizes. If you need a Rooftop Unit repair or replacement, visit our RTU HVAC page or call us at (314) 664-3011.

Services for Commercial Split Systems

Splits Systems, also known as furnaces, air conditioners, air handlers, heat pumps and more, are used in many types of St Louis commercial size buildings. If you need a repair on a split system or a furnace, air conditioner or heat pump replacement, call Hoffmann Brothers at (314) 664-3011 or visit our Commercial Split System page.

Commercial Ductless AC Services

In addition to single duct system services for Variable Air Volume (VAV) or Constant Air Volume (CAV) to keep temperatures at set points, Hoffmann Brothers provides exceptional Ductless air conditioning repair, installation and services for St Louis area businesses.

Ductless heating and cooling systems can be used not only in residential applications but commercial applications as well. They are great HVAC systems for offices and businesses and incorporate sophisticated Variable Refrigerant Flow (VRF) technology, sometimes called Variable Refrigerant Volume( VRV). To learn more about Ductless air conditioners for your St Louis business, visit our ductless air conditioner page or give us a call today.

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Service for Commercial Chillers and refrigeration St Louis

Chiller systems are used in many St Louis industrial and commercial applications. Our technicians can repair, service and replace Chillers and walk in coolers. To learn more about chillers, visit our Commercial Chiller page or call our team today.

Professional Contractors for St Louis Commercial Air Handlers

Air Handlers are a form of Split system, but are usually paired with heat pumps, geothermal or air conditioners. Many St Louis area commercial buildings use air handlers since they can be installed in ceilings or attic spaces out of the way. For commercial air handler maintenance or other repair or installation services, visit our Air Handler page.

FAQ’s About Commercial HVAC Systems

What Is The Difference Between Residential And Commercial HVAC Systems?


One difference is that commercial systems are typically larger and more powerful as they tend to operate in larger spaces. The placement and setup may also differ between the two. Commercial systems tend to be located on the roof in the form of one single unit while residential systems are typically split into an evaporator placed indoors and a condenser placed outdoors.

What Are The Different Types Of Commercial HVAC Systems?


There exist many different types of commercial HVAC systems, including:

How Do I Determine What Size Commercial HVAC System I Need?


There are many factors that need to be considered to correctly size a commercial HVAC system. Sizing for business properties should be assessed and completed by professional commercial HVAC contractors to avoid any inefficiencies caused by an improperly sized system.

How Much Does A Commercial HVAC Unit Cost?


The cost of a commercial heating or cooling system depends on the size of the unit, type of system, climate, and your property’s ductwork. Our trained technicians can install and service most types of HVAC systems for your commercial property while keeping your budget top of mind.

Licensed Commercial Heating and Cooling Company in St Louis

In addition to our many commercial air commercial AC services, Hoffmann Brothers serves the great St Louis, Missouri area as your professional choice for commercial heating. Our contractors are proficient servicing nearly all boilers and furnace systems. We provide exceptional heating services for business properties needing:

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For all of your expert Commercial HVAC services in the surrounding St Louis area, give our Mechanical Contractor office a call today at 314-664-3011
or contact us online.

Schedule a Service or Request a Bid

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