Sébastien is a transformational leadership coach and seasoned executive with over 30 years of experience driving impactful change in the financial services industry.
Leveraging his executive background — including as a Chief Human Resources Officer (CHRO) and Chief Operating Officer (COO) at Laurentian Bank, as well as senior leadership positions at National Bank of Canada — Sébastien supports leaders in navigating complexity with confidence.
At Massey Henry, Sébastien is a Partner in the firm’s Leadership Practice, focusing on executive coaching and onboarding tailored to enhance C-suite and Board effectiveness for financial institutions.
Over his executive career, he has led large-scale transformations, governance reviews, and cultural change initiatives— experience that enables him to deliver practical, grounded coaching, HR advisory, and succession planning support to senior leaders navigating similar challenges.
Sébastien is a certified FocalPoint business and executive coach and a member of the International Coaching Federation (ICF), and holds an Executive MBA from Queen’s University. He is fully bilingual in English and French.