At Sheet Metal Contractors, Inc. we take great pride in the quality and long term performance of our heating and air conditioning systems.  Whether for home or business, our comfort products work quietly and efficiently, giving you years of carefree comfort and peace of mind. 

SMCI has been serving Jefferson County, Franklin County, St. Francois County, Washington County & St. Louis Area Customers for over 20 years.  From installation to routine maintenance and service, the staff at SMCI will keep your home's heating and cooling system in top shape.  Our certified service technicians are as friendly as they are knowledgeable, ensuring that every job is done right.  We are bonded, insured  and certified by the state of Missouri's approved propane gas training program as well as the Air Conditioning Contractors of America Program.

As you browse through our site, you'll find helpful information on everything from yearly maintenance for your system to keeping the air in your home easier to breathe.

Sheet Metal Contractors, Inc. is a union operated commercial, industrial and residential HVAC contractor.  We are a complete operation from fabrication to installation. Complete is the key; we strive to provide superior service after the sale.  We maintain an outstanding staff of caring, community-oriented people, who share in the desire to effectively serve our customers.