Executive leadership team

Last updated 29 October 2026
Executive leadership team

Brisbane South PHN’s executive leadership team are experienced and well-respected professionals in their fields with demonstrated skills in providing strategic leadership and working collaboratively across the health sector to respond to the local health needs of our region.

Meet the team

Mike Bosel

Chief Executive Officer

Mike is an experienced CEO and senior health care executive officer with experience in working for not for profit, publicly listed and private companies both in Australia and in the United Kingdom.

Over a 30 year career, Mike has overseen the delivery of aged care services (both community based and residential), community mental health services, children and family support services, homelessness outreach initiatives, carer support programs and community health education schemes. He has held senior roles with FKP (Aveo), Prime, Eureka and Gateway Lifestyle, in addition to aged care organisations PresCare and TriCare.

Mike has an Honours Degree in Business and a Master in Public Health from the University of Queensland.


Julie Couper

Deputy CEO & General Manager | Corporate Services

Julie is an experienced executive with a focus on ensuring organisations are well positioned to maximise positive outcomes for the people they serve. Julie’s experience has been gained in not-for-profit, private and publicly listed organisations. She’s held executive and senior roles leading teams in corporate services, governance, service delivery and commissioning functions across the health, community, social services, and financial services sectors. Julie has also held non-executive director roles in the education sector.

Julie holds postgraduate management qualifications and is a graduate of the Australian Institute of Company Directors.


Courtney Milham

General Manager | Mental Health, Suicide Prevention, Alcohol and Other Drugs programs

Courtney has a wealth of experience in the mental health space, with 8 years at Accoras, where she held the pivotal role of General Manager, Community Services.

She has expertise in providing exceptional operational management to programs dedicated to supporting the mental health and wellbeing of children, young people, adults, and families across South-East Queensland.

With a Bachelor of Human Services in Child Protection, Courtney has played an instrumental role in fostering substantial growth and achieving incredible outcomes for the community.

One of Courtney’s joys is collaborating with other passionate practitioners, clinicians, and leaders in the field. Working alongside like-minded individuals who shared her commitment to improving mental health outcomes further fuels her drive to effect meaningful change in the lives of others.


Laura Casey

General Manager | System Integration and Coordination

Laura is an experienced health sector leader with more than a decade of experience working in primary health care across the Brisbane South region. As General Manager, System Integration and Coordination, she leads strategic initiatives that strengthen collaboration across the health, social and community sectors, enabling more coordinated approaches to improving health and wellbeing outcomes.

Laura’s work focuses on integrated care, strategic partnerships, and stakeholder engagement, bringing organisations together to address complex challenges and drive sustainable change. With a Bachelor of Health Science (Nutrition), Laura is passionate about preventive health, health equity and fostering stronger connections between services, communities and systems that help people access the care and support they need.


Dr Katelin Haynes PhD MBA

General Manager | Primary Health

Katelin is passionate about translating science into change, especially to improve health equity.

Katelin has held leadership positions in the Queensland BBV/STI sector for the past 7 years, including most recently as CEO of Hepatitis Queensland.

Katelin holds a Bachelor of Science, an MBA and a PhD in medical research from the University of Queensland where she also contributes as a member of their ChangeMakers alumni advisory board.