Daniel O’Sullivan is a highly respected executive with more than three decades of experience in business leadership within Australia’s manufacturing sector.

As a longstanding leader within a large family-owned manufacturing enterprise employing over 1,000 people, Daniel has witnessed firsthand the profound impact that mental health challenges can have on individuals, families, and entire workplace communities. This experience has given him a deep appreciation for the responsibility organisations carry in supporting the wellbeing of their people.

Daniel brings extensive expertise in people development and organisational culture to the Board of One of Us Foundation Limited, championing initiatives that promote mental health awareness, reduce stigma, and empower individuals to thrive both professionally and personally.