Ontario Secondary School Teachers' Federation (OSSTF)

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Bargaining Units

Executive Members

Executive Members

Executive members 2024/25

  • PRESIDENT: Stanley Rosenzweig
  • VICE PRESIDENT: Olivia Esther
  • TREASURER: Jeannie Niokos
  • SECRETARY: Emily Seto-Hughes
  • COMMUNICATIONS OFFICER: Cecilia Chan
  • HEALTH AND SAFETY OFFICER: Dimitra Marangozis
  • EXECUTIVE OFFICER: Ewa Krzatala
  • EXECUTIVE OFFICER: Jamie Thompson