Family-Owned Since 1996 · North Iowa Trusted
Heating & Cooling Services for Mason City & North Iowa
Johnson Heating & AC helps homeowners stay comfortable year-round with Bryant heating and cooling systems, Bryant mini-splits, Bryant Evolution comfort technology, IBC boilers, water heaters, service, maintenance, and emergency HVAC support.
Johnson Heating & AC is a proud Authorized Bryant Dealer serving North Iowa since 1996.
Fall HVAC Check-Up Special — $135
Get your heating and cooling system ready before cold weather arrives. Our fall check-up includes a full system inspection, safety checks, performance testing, and more.
Fall Heating & Cooling Service in North Iowa
Get ahead of the first cold snap. We provide furnace service, heat-pump and mini-split support, AC repair, and preventive maintenance across North Iowa.
Furnace Service
Preventive furnace service before cold weather arrives.
Learn MoreAC Repair
Fast repair for every major brand.
Learn MoreFall HVAC Check-Up
Heating and cooling system check-up for $135.
Learn MoreMini-Splits
Efficient heating and cooling for hard-to-condition spaces.
Learn MoreSchedule early — fall maintenance appointments fill before the first cold snap. A check-up now helps catch issues before your heating system has to work hardest. Schedule today.
Explore Modern Comfort Solutions
Johnson Heating & AC helps North Iowa homeowners choose the right system for their home, comfort needs, and budget.
Bryant Evolution Systems
Premium whole-home comfort with smarter control, quieter performance, and advanced efficiency — Bryant's best communicating HVAC technology.
Bryant Mini-Splits
Efficient heating and cooling for garages, upstairs rooms, older homes, additions, and spaces without ductwork — no major renovation required.
IBC Boilers
Modern boiler comfort, hydronic heating, and efficient IBC boiler solutions for North Iowa homes — from installation to service and repair.
Modern Comfort Systems We Install & Service
Bryant heating and cooling, IBC boilers, water heaters, and more — from a North Iowa Bryant dealer
Bryant Furnaces
High-efficiency Bryant furnaces installed and serviced by certified North Iowa techs.
Learn MoreBryant Air Conditioning
Central AC repair, installation, and tune-ups — all Bryant models.
Learn MoreBryant Mini-Splits
Ductless heating and cooling for rooms, garages, additions, and older homes.
Learn MoreBryant Evolution Systems
Premium communicating comfort systems for better efficiency and whole-home control.
Learn MoreIBC Boilers
IBC boiler installation, repair, and service — expert hydronic heating for North Iowa.
Learn MoreWater Heaters, IAQ & More
Water heaters, indoor air quality, maintenance plans, and emergency service.
Learn More
IBC Boilers for North Iowa Homes
IBC boilers are among the most efficient hydronic heating systems available. Johnson Heating & AC installs, services, and repairs IBC boilers throughout North Iowa — from new radiant floor systems to boiler replacements.
Explore IBC BoilersWhy North Iowa Trusts Johnson Heating & AC
Fast Response
Same-day service for most repairs. 24/7 emergency response for heating failures in winter.
Honest Pricing
We give you upfront quotes before work begins. No surprise fees, no upselling.
Local Experts
We live and work here. We know North Iowa homes, weather, and heating needs better than anyone.
All Brands
We repair every major HVAC brand — Bryant, Carrier, Lennox, Trane, Goodman, Rheem, and more.
Certified Techs
Licensed, insured, and continuously trained on modern heating and cooling systems.
North Iowa
Bryant Evolution Systems
Bryant Evolution is Bryant's highest-efficiency communicating comfort system — where the furnace, AC, and thermostat work together as one intelligent system. The result: steadier temperatures, smarter humidity control, quieter operation, and lower energy bills.
What Our Customers Say
Hundreds of satisfied customers across North Iowa
Customers consistently praise Johnson Heating & AC for their fast response times — even on nights, weekends, and in severe weather. Reviewers highlight the team's professionalism and honesty, noting that technicians arrive when promised, explain the problem clearly, and never oversell unnecessary work. Multiple customers mention getting competitive quotes on new furnace and AC installations, and being impressed with the clean, efficient installs. Emergency calls receive especially strong praise, with many noting the crew went above and beyond in difficult winter conditions. The overall consensus: Johnson Heating & AC is the most trusted HVAC company in North Iowa.
View all Google Reviews"Bought a new furnace and AC — price was great and service was excellent. Highly recommend!"
— JJ Hoffman
"Called about our AC and Matt arrived in minutes. Identified the issue fast and made the repair. Outstanding!"
— Scott Bergan
"14 inches of snow on a Saturday. They still came, got a part, and fixed our furnace. Great job!"
— Larry-Rose Fitzgerald
"Johnson Heating & AC installed a new furnace for us last fall. The technicians were professional, on time, and cleaned up everything when they were done. Couldn't be happier!"
— Tammy Nolte
"Had an emergency furnace failure on a cold January night. They were at my house within 2 hours and had us back up and running. Lifesavers!"
— Dale Sunderman
"Best HVAC company in North Iowa, hands down. Fair pricing, honest guys, and they actually show up when they say they will. That's rare these days!"
— Brenda Koonce
AC Out? No Cooling? Call Us Now.
We offer true 24/7 emergency HVAC repair — heating and cooling — across all of North Iowa. Don't suffer in the heat or cold.
HVAC Service Areas in North Iowa
We travel throughout North Iowa — if you're not sure we serve your area, just call.
Helpful Heating & Cooling Advice for North Iowa Homeowners
Practical answers before you spend money — from a local team that knows North Iowa homes.
Learn More About Heating & Cooling Solutions
Watch helpful videos from Johnson Heating & AC about ductless mini splits, home comfort, HVAC maintenance, and energy-saving solutions.
What Is a Heat Pump?
Heat pumps transfer heat instead of generating it — heating and cooling your home efficiently year-round.
Watch Video
Where Do Heat Pumps Get Installed?
Installing a heat pump isn't much different than an AC unit — learn where they go and how they connect to your HVAC system.
Watch Video
Do Heat Pumps Need Ductwork?
Heat pumps work with or without ducts — learn the difference between ducted and ductless options for your home.
Watch VideoFall Furnace Maintenance Tips
Coming soon
Winter Furnace Prep
Coming soon
Choosing the Right HVAC System
Coming soon
Not Sure What's Wrong With Your HVAC?
Describe your heating or cooling issue and our AI will analyze the symptoms, identify likely causes, and give you instant troubleshooting guidance — before you even call.
Frequently Asked Questions
Ready to Get Your HVAC Fixed?
Call us today — we'll get a tech to you fast.