
We are Canada’s largest nurses’ union. Our members provide care in hospitals, long-term care, public health, clinics, the community and industry. Together, we push for reforms and fight for better workplaces. We don’t settle because a lot is at stake––who we are, where we work and who we work for.
We are a platform for local action. We fight against unfair and unsafe treatment, policies and government decisions that impact your ability to provide safe and quality care. We negotiate and enforce your contracts, offer benefits and insurance, provide tailored education and development opportunities and more.

In times of universal deceit, telling the truth is a revolutionary act.

LONDON, ON, December 5, 2025 – The Provincial President of the Ontario Nurses’ Association (ONA) and the ONA100 Bargaining Unit President are outraged at the announcement that London Health Sciences Centre that health-care staff who are not ONA members will lose unlimited mental health benefits in the new year.
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