Keeping Comfort In The Family
Ask enough people in Pittsburgh’s South Hills area who they trust for cooling and heating and you’ll start to notice a pattern: “Denillo Heating & Cooling.” That’s what happens when you’re a family-owned, second-generation business with four decades of making people happy.
From the high standards of founder Guy Denillo – “The Only Guy To Call®” – to the leadership of son Nick, the Denillo Heating & Cooling team is at your service, striving for excellence and total customer satisfaction. Our technicians, installers and support staff go the extra mile to make your residential or commercial air conditioning project a positive experience that produces unsurpassed results.
Energy-efficient comfort, lower cooling and heating costs, clean indoor air, and fair prices – you can have it all with Denillo Heating & Cooling. We wouldn’t want to settle for less and we don’t expect you to!
Making your home or workplace more comfortable is always the highlight of our day. For better air from people who care, call Denillo Heating & Cooling, Inc!


Honest, Reliable Repairs
Our Repair Approach: We only fix what needs fixing, adjust what needs adjusting, and replace what needs replacing.


Valuable Insights
We’re always happy to share what we know so you can make informed decisions about indoor comfort. Ask us anything.


Convenient Financing
No need to postpone your comfort. Apply for a new heating and/or new air conditioning system that soothes you and your budget.
“The Only Guy To Call®”

