Family-Owned, Locally Operated
Three generations of mechanical work, run by the Mantalis family out of one Warren shop. The owner answers his phone.
Our storyOne Warren-based crew for residential HVAC, commercial HVAC, commercial refrigeration, and Generac standby power. Family-owned. 24/7 dispatch.

The only Northeast Ohio contractor running residential HVAC, commercial HVAC, commercial refrigeration, and Generac standby power under one roof. Pick your service below.
Most HVAC companies stop at residential furnaces. We don't. AK Heating & Cooling is the only Trumbull/Mahoning contractor running HVAC, refrigeration, and Generac under one roof — with the AK family behind every service call.
Three generations of mechanical work, run by the Mantalis family out of one Warren shop. The owner answers his phone.
Our storyResidential HVAC, commercial HVAC, commercial refrigeration, and Generac standby power — under one license and one dispatcher.
What we coverAK Heating & Cooling is part of the AK family alongside AK Water Works (plumbing) and RestoWorks (restoration). Three legal entities, one team you can call.
Meet the family“Furnace went out on a Sunday night. AK had a tech in the driveway in 90 minutes, parts on the truck, and we were warm before kids' bedtime. Worth every dollar of the maintenance plan.”
“Our restaurant walk-in went down at 6am. AK answered the after-hours line on the second ring and had us running before lunch service. We've switched all of our refrigeration work to them.”
“Had Generac install, AC tune-up, and a humidifier swap done across two visits. One bill, one company, real techs. This is what local service is supposed to feel like.”

Clark knows heating & cooling. Look for his tips on every page — quick, friendly advice from someone who's been at this his whole career.
Drop your thermostat 7-10°F at night or when you're not home — that one habit shaves about 10% off your monthly bill. A smart thermostat does it for you, so you set it once and forget it.
Three Alex Mantalis companies, one Warren HQ. Each with its own license and insurance — coordinated when you need more than one trade.
Plumbing, Drains, Waterproofing
Visit site →HVAC, Refrigeration & Generators
You are hereFire, Water & Mold Restoration
Visit site →