The school board

Kristian Downing – Chair of the Board

After a career in engineering, leadership and management in Australia and the UK, Kristian left full-time employment to care for his two young children. Kristian has since grown his own businesses in property development and goods export, and has become involved in his community through volunteer work. Kristian holds an Honours Degree in Engineering, and Masters Degrees in Engineering and Business Administration.

Kristian joined the School Board in 2012 because he believed his skills and experience could be of service to the School, which his son attends.

Kristian served as Deputy Chair of the School Board for five years and was also Chair of the Foundation Board for four years. In February 2018, Kristian was appointed to the role of Chair of the School Board.

Angus Netting – Deputy Chair of the Board

Angus Netting has a Bachelor of Science in Physical Chemistry from Flinders University. He is Director of Adelaide Microscopy and the Adelaide Biobank at the University of Adelaide under the Deputy Vice-Chancellor Research and Innovation. He teaches and trains post-graduate students and researchers in Electron Microscopy for their research and provides microscopy and microanalysis consulting services to industry.

Angus sits on the Executive of the Australian Microscopy and Microanalysis Society and has served on the Board of the Adelaide Youth Orchestra and a number of Masters Sporting organisations.

Angus has been a member of St Andrew’s Church since 1988 where he held the position of Priest’s Warden for five years.

Angus’ two children completed their Primary School education at St Andrew’s School; they graduated in 2009 and 2011.

George Demourtzidis – Board Member


George has a Bachelor of Commerce with Accounting and Finance qualifications, has a Diploma in Management and is the Chairman of the South Australian Hardware Association and the Treasurer of the peak national industry body of Hardware Australia.

George is the joint Business Manager of Trio Group Australia, a manufacturing, marketing and distribution business which wholesales hardware and plumbing products to all the major retail chains in Australia and exports to New Zealand, Pacific Islands and the Middle East. George is a member of the St Andrew’s School Board and has three children at the School.




Megan Field – Board Member


Megan Field is a Tax Partner with Deloitte, Adelaide. She has over 20 years’ experience advising clients within the private, government and not-for-profit sectors.  She has experience on a diverse range of transactions and is a specialist in long-term tax planning, structuring and compliance with particular focus on corporate restructuring, mergers and acquisitions transactions and tax strategy reviews.

Currently, Megan is the Tax leader for Deloitte Private Adelaide and shares responsibility for growing Deloitte Adelaide’s Private Sector strategy.

With a passion for leadership and mentoring Deloitte talent, Megan also leads the Deloitte Diversity and Inclusion Initiative for South Australia and is part of the national committee.

Megan is a passionate supporter of a range of professional and charitable organisations and is currently serving as the Vice-President and Treasurer of the National Heart Foundation of Australia (South Australian division).

Megan has two sons and has been a parent at the school since 2015.

Rev Sam Goodes – Board Member

The Venerable Sam Goodes has been the Rector of St Andrew’s Parish since January 2018. In January 2020 he was also appointed by the Archbishop as Archdeacon of the Para, one of four Archdeacons within the Adelaide Diocese.

Originally he trained as a Nurse, and after 20 years at the Royal Adelaide and the Alfred Hospital, Sam felt strongly that God was calling him to ordained ministry. He studied Theology at Trinity College, in Melbourne, and was Ordained as a Deacon and then a Priest in 2008. He initially served as Assistant Curate, and then spent seven years as the Vicar of St Martin’s Hawksburn, in the suburb of South Yarra.

Sam is married to Kate, and they have four children, two of whom are studying at university, and two of whom attend St Andrew’s School.

Kiran Hiriyanna – Board Member


Kiran is a Chartered Engineer (ImechE London, UK) who has worked as an Engineer in Sydney, Adelaide and the United Kingdom.  He was worked for some of the world’s largest service delivery, defence and aerospace companies.  He has gained extensive design, project management, business development and bid management experience from within these sectors.  Kiran also holds a Masters of Business Administration from the University of Adelaide.

After 15 years working as a full time employee, Kiran decided to branch out and work in altruistic sectors such as aged care and education.  Kiran provides business consulting advice and management services to aged care facilities.  Kiran also is an Adjunct Lecturer at the Entrepreneurship, Commercialisation and Innovation Centre within the Faculty of the Professions at the University of Adelaide.  In addition to this, Kiran has entrepreneurial interests which culminate both his technical and business knowledge in the area of social innovation.

Kiran has two children.  He has been a parent at the school since 2015 and has been on the School Board since 2016.

Sonia Mercorella – Board Member

Sonia Mercorella is a Development Manager at Trice with extensive experience in property and development. After gaining her Bachelor of Architecture in 2000, Sonia developed her skills as a designer at a number of award winning South Australian architectural studios before moving into a Design Management role for one of South Australia’s leading property developers ahead of joining Trice as a Development Manager in 2009.

Having worked across a range of property sectors including education, aged care, multi residential, commercial mixed use and hospitality, Sonia has developed a reputation of building positive, responsive relationships as the foundation to achieving successful project outcomes. Sonia brings an extensive breadth of experience to her client interactions, creating an invaluable support framework to guide clients through their individual development processes.  Driven by an innovative, creative and commercial approach, she is passionate about bringing something different to the property industry, and using her appreciation for design to deliver excellent results.

Sonia joined the School Board in 2020 and has one child at St Andrew’s School.

Devita Pathi –  Board Member

A former student of St Andrew’s, Devita Pathi has an Honours degree in Law, a Bachelor of Science, a Graduate Diploma in Intellectual Property and is a graduate of the Australian Institute of Company Directors.

With over 10 years of experience as an intellectual property lawyer, she is now at the Technology Partnerships Office in the Department of Defence.

In addition to her role on the St Andrew’s School Board, Devita serves on the Raising Literacy Australia Board.

Peta St Clair –  Board Member

Peta St Clair holds a bachelor of Commerce (Marketing) degree from the University of Adelaide. Her career to date has seen her work across general management, marketing, operations, and people and culture across Australia, New Zealand and Fiji. Peta currently runs her own strategic marketing consultancy firm and consults to a number of businesses across Australia.

Children’s education is imperative to Peta as she currently raises two young girls.

Peta is the Chair of the St Andrew’s School Marketing and Student Numbers Committee and has been part of the St Andrew’s School Board since 2019.

  • St Andrew’s School is a South Australian independent, co-educational specialist primary school providing excellence in education from playgroup through to early years and on to Year 7. Principal Jackie Becher – an International Baccalaureate School – UNESCO Associated School.