OVER 50 YEARS IN
THE BUSINESS.

WE ANSWER THE PHONE 
or LEAVE A MESSAGE and
WE WILL CALL YOU BACK

Contact Us

Cullen Heating & Air Conditioning Inc.

Our experienced HVAC specialists in Oshawa and Port Perry look forward to helping you improve your home or business comfort with efficient heating and air conditioning!

577 Ritson Road South,
Oshawa, Ontario
L1H 5K6

Phone: 905-725-9731
Toll Free: 1-866-573-3116
Fax: 905.725.0886

AND

1869 Scugog St. Unit 3
Port Perry
Phone: 905-982-6389

Email Us!

Office Hours

Monday – Friday: 8:00 a.m. – 4:00 p.m.

After-hours calls are received and returned as soon as possible. Please feel free to leave us a message on evenings and weekends.

Scheduling an appointment just got easier! Cullen Heating & Air Conditioning now offers ONLINE scheduling for your convenience. Quickly fill out our online form, and we will be diligent in confirming your appointment!