Heating and Cooling SPECIALIST

It's not just any building. It's your building. Your building deserves the highest levels of quality and service for its heating, ventilation, and air conditioning (HVAC) systems. Our equipment and systems are specified by experts. We are not just here for you during the initial sale, O'Connor Company is committed to "Creating Customers For Life". We prove this by offering replacement parts, assisting with warranty issues and keeping building plans and technical files, so we can answer your questions in a timely manner. 

Specializing in HVAC Equipment Solutions and Bringing Expert Service to:

  • K-12 Education, Colleges, and University Campuses
  • Commercial, Institutional and Retail Spaces
  • Healthcare Facilities
  • Financial Institutions
  • Government Offices
“For many years, I have purchased a variety of HVAC equipment from O’Connor Company. I keep coming back because they always stand behind their products and services” 
Paul Carrette

Alternative Energy Manager
Poet, Inc.
Sioux Falls, SD