Developmental, Mental Health and Children’s Services

It’s your journey, it’s your way

News

June 4, 2026

7 research-backed ways to support your mental health and well-being

By Maria Lianos-Carbone

Mental health is an important part of our overall well-being. Just as we take steps to care for our physical health, there are everyday actions we can take to support our […]

Upcoming Events

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May 8, 2026

Mental Health Resource Days

By YSSNAdmin

Need help figuring out mental health resources and how to access available services in York Region and South Simcoe? Once a month you can book a 60-minute appointment to meet […]

This is my story

“YSSN has helped me get on a different path. They've helped me live a much more stable and happy life. And basically, helped me with living in a good, safe place and with work. They've helped me become a better person and reach my full potential.” - Jordan, Supported by YSSN, now YSSN Peer Support

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YSSN has served more than 200,000 people

We began in 1982 by providing case management to people with a developmental disability. In 1985, a Mental Health Case Management Program was added, followed by community Crisis Response Services launched in 1999.

In July 2011, YSSN was designated as Developmental Services Ontario for the Central East Region. Most recently, in 2023 YSSN became founding partner in Canada’s 9-8-8 Suicide Crisis Helpline.

Learn more about YSSN