Board of Directors

Appointed a Director of Sigma Healthcare Limited in July 2010, and Chairman of Sigma Healthcare Limited in May 2020.  Mr Gunston is a Non-Executive Director and Chairman of the Board Audit and Risk Committee of Hotel Property Investments Limited.  He has over 40 years of extensive corporate and financial services experience in the public and private sectors, specialising in finance, treasury, mergers and acquisitions, and accounting. He is a former Chief Financial Officer of Tatts Group Limited, and a former director of many of the Tatts Group’s subsidiary and associate companies, and the former Interim CEO for the Essendon AFL Football Club.  Mr Gunston is currently General Manager – Infrastructure, Major Projects and Investment of the Australian Football League. Mr Gunston has not held any directorships of listed entities in addition to those set out above during the last three years.

Appointed a Director of Sigma Healthcare Limited in February 2020. Mr Sammells is currently a Non-Executive Director at AMP. Mr Sammells has 35 years of broad experience in finance, corporate services and has held operational roles with expertise in finance, accounting, treasury, investor relations, capital developments, mergers and acquisitions and IPOs.  Mr Sammells is a former Chief Financial Officer of Healthscope Limited and Medibank Private.  Mr Sammells has not held any other directorships in listed entities over the past three years. 

Appointed a Director of Sigma Healthcare Limited in March 2016. Ms Bartlett holds a Bachelor of Science (Pharmacology and Physiology) from the University of Sydney and has completed the Harvard University Advanced Management Training and Global Executive Program. As an experienced CEO and senior executive, Ms Bartlett has broad commercial expertise, with a particular focus in areas of financial discipline, risk management, innovation, technology, and strategy execution. Ms Bartlett’s current directorships in listed entities include Non-Executive Director at Mirvac Group and Reliance Worldwide Corporation Ltd. Ms Bartlett resigned as a director of GBST Ltd in November 2019. Ms Bartlett has not held any other directorships in listed entities over the past three years. In addition, Ms Bartlett’s current directorships in unlisted companies include Non-Executive Director of TAL. Ms Bartlett is a member of Chief Executive Women, and the Australian Institute of Company Directors.

Appointed a Director of Sigma Healthcare Limited in October 2009. Mr Manuel is a community pharmacist proprietor and an active participant in industry affairs with a special interest in cognitive services such as Opiate Dependency treatments, Compounding, Medical Technology and Aged Care pharmacy services. Mr Manuel is a Director of Alchemy Healthcare Pty Ltd, Black Swan Healthcare Ltd, and Elements Health Care Pty Ltd. He is a current Western Australian representative on the Amcal Guardian National Council (AGNC) and a current Branch Committee Member of The Pharmacy Guild of Australia (WA Branch). Mr Manuel has not held a directorship of any other listed entity during the last three years. 

Appointed a Director of Sigma Healthcare Limited in December 2015. Ms Spargo holds a Bachelor of Law with Honours, an Arts degree from the University of Adelaide and is a fellow of the Australian Institute of Company Directors. She has gained broad business experience as both an advisor, having worked in private practice and government, and as a director of listed and unlisted companies. Ms Spargo is currently Non-Executive Director at Sonic Healthcare Limited, Adairs Limited, and CIMIC Ltd. Ms Spargo has held a directorship in listed entities over the past three years as Non-Executive Director in Xenith IP Ltd and Fletcher Building Limited. In addition, Ms Spargo’s current positions in unlisted companies include Chairman of CoInvest and Director at the Geelong Football Club and Future Fuels Cooperative Research Centre.