O'Connor Company

O’Connor Company is an HVAC contractor in Sioux Falls that handles heating and cooling installation, repair, and preventative maintenance to keep your home comfortable year-round. Call to book a convenient appointment and ask for a written, itemized estimate with a proper load calculation so your system is sized correctly. Inquire about energy-efficiency rebates, financing options, and parts-and-labor warranties to reduce upfront costs and protect your investment. Schedule seasonal tune-ups and change filters regularly, and ask about maintenance plans and indoor air quality upgrades like smart thermostats, humidification, or air purification to prevent breakdowns and boost comfort.