Our Board of Directors

Our Board has diverse and extensive experience in the health care, commercial, legal and technology sectors nationally.

The Board is responsible for the overall culture, performance and management of the Silverchain Group entities. The Group consists of several operating entities, delivering our care as Silverchain and RDNS Silverchain.

The Board is responsible for setting the strategic direction of the Group entities. The Board monitors organisational performance and compliance with applicable laws and standards to ensure the organisation has a secure and long term future. The Board includes individuals who have extensive experience in a number of industries including health and aged care.

Our Board members

Haydn Chrystal

BE (Elec), MBA, FAIM, MAICD

Haydn was appointed Chair of Silverchain’s Board from 1 January 2025 and has been a member of the Board since 2010. Haydn brings more than 35 years of experience as Executive Chairman for the Chrystal Group, and as a Non-Executive Director on various boards.

Dr Alex Cockram

MBBS, MMed (Psychiatry), RANZCP, GAICD

Dr Alex Cockram was appointed to the Silverchain Board in January 2021. Alex’s experience at both Board and operational levels includes a diverse range of health services and government organisations. Alex continues to provide advice to the government and industry and is Chair of the Board's Clinical Governance Committee.

Robert Knowles

AO, AICD

The Hon Rob Knowles was appointed to the RDNS Board in August 2009 and the Silverchain Board in September 2011. Rob served 24 years in the Victorian Parliament and was Minister for Health, Aged Care and Housing. Rob serves as a Director on several boards, and he is the Chair of the Board's Research and Innovation Committee.

Michael Still

MBA

Michael joined Silverchain Board in August 2014. He holds a Master’s Degree in Business Administration from the Macquarie Graduate School of Management. Michael has a career spanning 30 years in corporate leadership within Australia and globally. Michael serves as a Director on several Boards, and he is Chair of our Strategic Finance and Investment Commitee, and Chair of the ACNA Board.

Shane Solomon

BSW, MA, GAICD, Adj Prof UTS

Shane has more than 35 years of international and national healthcare senior management expertise. Shane joined the Board in October 2017. Shane is Chair, SA Health EMR Board, Director of Barwon Health and Member of Council of Australasian College of Surgeons. He provides health strategy and advisory services and holds Non-Executive Director roles.

Brent Cubis

GAICD, CA, BCom

Brent Cubis was appointed to the Silverchain Board in June 2022. He is a Non-Executive Director and CFO with over 20 years Board level experience with particular focus in the health care, advanced manufacturing, media, property, hospitality and not for profit sectors.

Cheryl Chan

LLB(Hons), BCom, MAHRI, FAICD

Cheryl was appointed to the Board in August 2023. Cheryl has held several senior leadership roles as a lawyer, specialising in employment and discrimination law. Cheryl is an experienced Board Director, currently serving several Boards and committees in the public, not for profit and arts sectors.

Di Mantell

BHSc (Mgt) and GAICD

Di was appointed to the Board in January 2025. Di is a former nurse and Executive Director of Nursing and has 25 years’ experience as a non-executive and executive director, as well as General Manager of FM Services at Fiona Stanley Hospital. Di is the Chief Executive of Celsus, one of the most significant public-private partnerships in Australia, overseeing the financing, development and operational management of the infrastructure and non-clinical services at the Royal Adelaide Hospital.