Swenson Heating and Air Conditioning

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Swenson Heating and Air Conditioning holds a 5.0-star average across 541 client reviews, reflecting consistent performance in central Minnesota's demanding climate. Based in Princeton, the company serves Princeton, Milaca, Forest Lake, and surrounding communities in Isanti and Mille Lacs counties. Operating continuously since 1969 as a family enterprise, the contractor maintains a comprehensive inventory of Lennox furnaces, AprilAire humidifiers, and Honeywellsmart thermostats alongside ductless mini-split systems and garage heating solutions. Daily operations extend around the clock, accommodating weekend emergencies without overtime premiums.
Unlike many regional contractors who limit offerings to equipment swaps, Swenson's in-house sheetmetal fabrication enables custom ductwork and zoning adaptations tailored to older homes with unconventional layouts. Their documented rebate partnerships with Lennox and AprilAire translate manufacturer incentives directly into homeowner savings, a process reviewers explicitly praised during recent installations. Technicians hold factory certifications specific to each major brand carried, and the company offers financing through Synchrony Financial for qualifying purchases.
Reader accounts consistently highlight swift mobilization during crisis points. During a week when temperatures crashed to negative 25 degrees, technician Josh arrived within ninety minutes of a first call and completed repairs on a twenty-year-old furnace rather than defaulting to replacement sales. Another reviewer described garage heater diagnostics resolved over the phone, with walkthrough guidance allowing the homeowner to execute repairs independently. Technician Alex earned recognition for diagnosing a stubborn ignition fault other contractors had misdiagnosed, performing internal cleaning that restored full function without quoting a new unit.
What Customers Say
All 541 reviews carry five stars; Kristin Berg's account of Josh arriving within ninety minutes during minus-25 weather matches multiple mentions of same-day response, while reviewers Kayla Robeck and Nikki Walker scored same-day furnace replacements. No published reviews address pricing concerns, though three accounts explicitly credit the team for avoiding unnecessary upselling.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
Furnace Installation and Replacement
Full heating system installs including Lennox units with documented same-day turnaround for emergency failures.
Air Conditioning Service
Cooling system maintenance, refrigerant management, and new AC installations backed by manufacturer warranties.
Ductless Mini-Split Systems
Zone-specific heat pump installations for additions, garages, and older homes lacking existing ductwork.
Garage and Workshop Heating
Dedicated heating solutions for detached structures; reviewer NikkiWalker's project reflects completed installations.
Indoor Air Quality Solutions
AprilAire humidifiers, UV lights, and ERV/HRV air exchangers targeting Minnesota's seasonal dryness.
Custom Sheetmetal Fabrication
In-house ductwork and zoning modifications enabling tailored installations in non-standard layouts.
Thermostat and Control Systems
Honeywell smart thermostat installs with app-based remote monitoring for heating and cooling management.