Many clients come to visit us from Oshawa and other parts of Durham region.  If you live in the Oshawa area and you are in need of a Psychological Assessment, Cornerstone Psychological Services is roughly 35 minutes away at the Promenade Mall - west of Oshawa on the 407.   Take the Bathurst Street exit and we are just a few blocks south on the west side of Bathurst Street.  Visit us for a Psychological Assessment Oshawa!

One of the benefits of being located in the mall is that we can work with your loved one while you are just a few minutes away  - shopping in the mall.   Of course, if you prefer, you are always welcome to wait in the waiting room and enjoy a coffee on us.

We assess obstacles to learning, social functioning, mental health, and productivity.  We then generate meaningful strategies for success. We are happy to provide a psychological assessment in the Greater Toronto Area (and well beyond) for children and adults.

<strong>We provide relevant strategies to empower our clients with the awareness and skills they require to increase their success in school, work, and life.</strong>

Our commitment to our clients is to provide a consistently professional, warm and meaningful experience. Through our kind, knowledgeable and motivated team, we assess obstacles to learning, personal and social functioning and productivity. We then generate relevant and practical strategies for success.

Cornerstone Psychological Services
Promenade Mall Professional Offices
1 Promenade Circle, Suite 300A
Thornhill, Ontario,  L4J 4P8

Cornerstone Psychological Services is conveniently located inside the Promenade Mall in Thornhill, Ontario Canada. The clinic is located north of Toronto's Steeles Avenue and just south of Highways 7 and 407 on the west side of Bathurst Street.

To find us, enter the Promenade Mall through the main entrance that faces Bathurst Street. Walk up the stairs (or take the elevator) to the third floor. Turn left at the top of the stairs and we're located in the first office on the left side.