External Advisory Committees

External Advisory Committees at PHO bring together multi-disciplinary experts from across Ontario to provide leadership, scientific and technical advice, best practices and recommendations to the health sector on a range of public health topics including infection prevention and control, immunization and infectious diseases.

Learn more about PHO's advisory committees by visiting our committee pages below.

Sub Topics

Antimicrobial Stewardship Advisory Committee (ASAC)

The ASAC advises PHO on provincial goals, objectives and targets for antimicrobial stewardship program development and implementation, as well as stakeholder needs, priorities and resources.

Ontario Immunization Advisory Committee (OIAC)

The OIAC provides scientific and technical advice on vaccines and immunization matters, focusing on publicly funded vaccines and immunization programs in Ontario.

Ontario Public Health Emergencies Science Advisory Committee (OPHESAC)

OPHESAC is a group of independent, multi-disciplinary experts whose role is to enhance provincial capacity to respond to a spectrum of public health emergencies, including COVID-19.

Public Health Ethics Advisory Committee of Ontario (PHEACO)

PHEACO provides timely advice to Public Health Ontario on complex public health ethics issues to support decision-making, including responses to public health emergencies and outbreaks.

Provincial Infectious Diseases Advisory Committee on Infection Prevention and Control (PIDAC-IPC)

PIDAC-IPC is a multidisciplinary committee of health care professionals with expertise and experience in infection prevention and control. Learn more about the committee and opportunities to join.

Conflict of Interest Rules

Learn about the conflict of interest rules that apply to members of PHO’s external advisory committees.

Updated 5 Jan 2026