Heating & air conditioning in Janesville, IA
Janesville, Iowa is home. When you call, your neighbor answers, and he can usually be at your door fast.
Your local HVAC company for Janesville
Greenley Heating & Cooling is based in Janesville, Iowa, the small town on the Cedar River on the line between Black Hawk and Bremer counties, along Highway 218. (Not to be confused with Janesville, Wisconsin!) Being local means short drive times for Janesville families and fast help when the furnace quits.
We've been serving our own community and the rest of the Cedar Valley since 2011: furnace and AC repair, $25 seasonal tune-ups, and honest advice when it's time for a new system.
Services in Janesville
💲 Affordable Replacement
Low-priced furnace and AC replacement. John quotes every job himself, with no sales team markup.
🔥 Furnace Repair
No heat, strange noises, cold air or a furnace that keeps shutting off. Free diagnosis, all brands.
🏠 Furnace Replacement
Honest repair-or-replace advice, properly sized systems and help with Iowa utility rebates.
❄️ AC Repair & Installation
Central air not cooling? Fast repair, or a right-sized new system when it's time.
♨️ Heat Pumps & Mini-Splits
Efficient heating and cooling, including dual-fuel setups built for Iowa winters.
🛠️ Boiler Repair
Hot-water and steam boilers in older Cedar Valley homes, kept running safely.
✅ $25 Seasonal Tune-Up
Spring AC and fall furnace inspection and cleaning. Catch problems before they strand you.
🚨 Emergency Service
Furnace quit on a cold night? After-hours emergency service is available. Call John.
Rebates for Janesville homeowners
Depending on your utility, you may qualify for 2026 rebates on high-efficiency furnaces, AC and heat pumps. See 2026 Iowa rebates.
Nearby towns we serve
- Waverly
- Cedar Falls
- Waterloo
- Denver
- Dike
- Shell Rock
What Cedar Valley customers say
“John came right away after I phoned him to let him know my central air stopped working. He knew exactly what the problem was and had it fixed and working within thirty minutes. Everything was explained to me and his price was very affordable.”Danita G. · Google review
“He was amazing. No upsale, he just quickly replaced a part he already had in his van. Professional and skilled are the words I would use to describe him.”Stella · Google review
“John went above and beyond working on my AC unit. Even grabbed a hose to siphon water out of the unit and got it back up and running.”Beris C. · Google review