OPC Board of Directors and Council Contact List

Alison Osborne is a dedicated school leader with a strong commitment to public education and student success. She began her career in education overseas, gaining valuable experience in teaching and leadership before returning home to Ontario in 2008. Since then, she has served as a school administrator with the Kawartha Pine Ridge (KPR) District School Board. Her leadership is grounded in a belief in the power of public education to support all learners and in fostering strong, inclusive school communities.

In 2017, Alison was elected to the OPC KPR District Executive and has been a consistent advocate for the professional interests of vice-principals and principals. Alison served as the president of the Ontario Principals' Council for the 2024–25 school year, where she worked to amplify the voices of school leaders and toward system-wide improvement across Ontario's education sector.

Nadine Trépanier-Bisson is the Executive Director of the OPC. She is committed to high quality public education for all students, and research-based practical professional learning for school and system leaders.

Nadine has been an educator for over 25 years. She has served as Executive Director for l’Association des directions et directions adjointes des écoles franco-ontariennes (ADFO), developing working relationships with many partner education organizations in Canada and internationally, and had been a system and elementary principal in the French language sector. She served as the OPC’s Director of Professional Learning for three years.

Committed to evidence-based strategies for learning, leadership and conflict management, Nadine values collaboration and relationships. She continues to focus her efforts on building capacity within the OPC and among school leaders to create anti-colonial and anti-oppressive environments.

As Executive Director, Nadine shifts her focus to include management of the OPC’s operations including International School Leadership (ISL), collaboration with our stakeholders on matters of common interest, advocating for high quality public education and working with the affiliated organization, Principal Association Projects (a service partner with the Ministry of Education providing high-quality professional development to Ontario’s principals and vice-principals).

As a bilingual lifelong learner, Nadine holds an Executive Certificate in Alternate Dispute Resolution, is a certified Technology of Participation Facilitator and completed her Doctorate of Education (EdD) in the area of International Education in 2022.