Family-owned St Louis union-based HVAC contractor
636.337.2150 for energy efficient solutions that save you money!

HVAC & Sheet Metal Excellence in St. Louis

Family-owned St Louis union-based HVAC contractor

Sheet Metal Contractors, Inc. offers architectural sheet metal services as well as commercial, industrial, and residential heating and air conditioning projects. Offering a complete service, from fabrication to installation, we celebrate more than 38 years of success as a premier HVAC and architectural sheet metal contractor.


Built on Family Values

Founded in 1980 by Lawrence P. Krodinger Sr., Sheet Metal Contractors began with just four employees and has grown to an impressive 55 full-time employees.


Experienced St. Louis Contractors

We have senior technical consultants qualified to design several options that can meet all the application requirements of our clients. Performing HVAC and geothermal work within three broad-based markets: commercial, light industrial and residential.


Excellence Prevails

Our value engineering can help any budget stay in line. Tell us what you think:

Rate us on  



Heating & Air Conditioning
Experienced to service and install all makes and models.


VRV Efficient Systems
Systems that incorporates technological innovation.


Mechanical Services
Heating & Air, Boilers, Geo Thermal, and Climate Control.


Architectural Sheet Metal
Design, fabricate and install bay windows to metal roofs and more.


Sheet Metal Services
Customize and fabricate your sheet metal needs for any project.


Design Build Services
We can design, build and install your total HVAC system.


St. Louis Geothermal
New or retrofit geothermal heat pump installation.


Air Quality & Purification
Remove allergy and asthma causing particles while saving money!