Request Emergency Service – 24/7

Corcoran & Harnist is dedicated to providing you and your family with the best possible service whenever the need arises, 24 hours a day, 7 days a week, 365 days a year. Call us at (513) 921-2227 to speak directly with a Corcoran & Harnist representative. You will receive personal service right away … not an answering machine.

All of our service vehicles are clearly marked with the Corcoran & Harnist logo and well-equipped to make repairs immediately. Every employee has a proven track record and has undergone a drug test, worker’s compensation background check, driving record check and is covered under our insurance policy. Quick, professional service delivered by our exceptional employees is a tradition Corcoran & Harnist values.

Let us take care of you in your time of need.


Corcoran & Harnist Heating and Air


1457 Harrison Ave

Cincinnati, OH 45214-1605

Phone: 513-921-2227

Fax: 513-921-1101

Operating Hours

Monday – Friday

8:00 AM – 4:30 PM


8:00 AM – 12:00 PM