Vision, Mission, Mandate and Values


Internationally recognized evidence, knowledge and action for a healthier Ontario.


We enable informed decisions and actions that protect and promote health and contribute to reducing health inequities.


We provide scientific and technical advice and support to clients working in government, public health, health care, and related sectors.

PHO’s areas of expertise and services correspond with the objects outlined in our enabling legislation, the Ontario Agency for Health Protection and Promotion Act, 2007.

Areas of Expertise

  • Chronic disease prevention
  • Diseases of public health significance
  • Emergency preparedness and response
  • Environmental and occupational health
  • Health promotion
  • Immunization
  • Infection prevention and control
  • Injury prevention
  • Knowledge exchange
  • Microbiology and genomics
  • Public health informatics


  • Analytics and data visualization
  • Guidance and interpretation for laboratory testing and test results
  • Library services
  • Outbreak investigation and management
  • Professional development and education
  • Public health and reference laboratory services
  • Public health ethics
  • Research and evaluation
  • Scientific and technical advice, consultation, and interpretation
  • Surveillance and population health assessment

In meeting our Vision, Mission and Mandate, our primary clients include:

  • Ontario’s Chief Medical Officer of Health
  • Ministry of Health, Ministry of Long-Term Care and other ministries
  • Public health units
  • Health system providers and organizations across the continuum of care

Our partners for health may be clients and can also include academic, research, not-for-profit, community-based and private sector organizations, and government agencies working across sectors that contribute to the people in Ontario achieving the best health possible.


Our Values are critical to shaping PHO’s shared organizational culture. They underpin the way people approach their work, make decisions and interact with each other. PHO is committed to acting in accordance with our Values, which are connected and interdependent.

  • Credible: Trusted in what we do
  • Innovative: Creative solutions
  • Responsive: Taking action
  • Collaborative: Stronger together
  • Integrity: Acting honestly and ethically
  • Respect: Valuing others

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Updated 28 Feb 2024