Our Executive Team

Steven Davies

Principal: Steven Davies, B App Sc, GDipEd, MEdL

Mr Davies joined St Mark's in August 2018. Prior to joining St Mark's, Mr Davies was the Dean of Student Wellbeing at All Saints’ College, Bull Creek. Mr Davies completed an Applied Science Degree in Chemistry in 1982. He then combined working as a Chemist (Industrial/Analytical) with overseas travel before completing a Graduate Diploma in Education. His Science teaching career began with the Education Department at Forrestfield SHS, followed by a teacher exchange to Orkney, Scotland, before returning to Armadale SHS. His independent school career commenced at All Saints’ College in 1995 where, as a Science/Chemistry teacher, and as a Head of House, he developed a strong interest in pastoral care of students.

In 2008 Steven was appointed Head of Senior School (Years 10-12) at Tranby College and after six years he returned to All Saints’ College to take up an executive position as Dean of Student Wellbeing. In July 2016 he was appointed for twelve months as Acting Vice Principal, which included a period as Acting Principal, providing valuable leadership experience in high-level operational and strategic matters.


Dr Deborah Netolicky

Head of Teaching & Learning:  Deborah Netolicky, BA, MA(Prelim), GDipEd, PhD

Dr Netolicky joined St Mark’s in January 2020. With a PhD in effective school change and professional learning, she brings to her role more than two decades of experience as a teacher and leader in outstanding independent schools, most recently as Dean of Research and Pedagogy at Wesley College. Deborah has led curriculum, teaching, strategic projects and staff development, and has won awards for her education leadership, research and writing. She is passionate about building positive school cultures that bring together empathy, trust, strategic alignment and an evidence-informed approach to decision making.


Head of Senior School: Roseanne Madden, BA, GDipEd, MEd

Ms Madden joined St Mark's in Term 2, 2020, from Servite College, where she has spent the past 5 years. While at Servite, her substantive role was as the Deputy Principal of Teaching and Learning. In addition, Roseanne filled the role of Acting Vice Principal of the College in 2019. Roseanne brings a wealth of experience to St Mark's, including in curriculum growth and development, leadership and strategic direction.


Head of Middle School: Julia McGibbon-Briggs, BA (Ed)

Mrs McGibbon-Briggs started teaching at St Mark’s in 2007 as a teacher of Society and Environment, with a specialisation in Geography. She had extensive experience in a variety of schools in both the private and public sector in WA. She was born in England and migrated to Australia in 1980, completing most of her schooling in Victoria and Western Australia. She completed her university qualifications at Edith Cowan University in 1995. She is passionate about Middle School education and has special interests in boys' education, students with special needs and building resilience in children. She has held a number of positions whilst at St Mark’s, including Head of Year, Head of House and Head of Humanities. She was appointed into her current role in 2014.


Head of Junior School: Bradley Gill, BA (Ed), BEd, MEdL

Mr Bradley Gill joined St Mark's as the new Head of Junior School in January 2016, having been Director of Lower School at Hawken School in Cleveland, Ohio (USA) from 2010 to 2015. Prior to this, he taught and held significant leadership positions in schools in Dubai, Japan and Australia. Mr Gill was born in Perth and attended Guildford Grammar School. He is married to Susie and they have two children, Riley, and Kelsey, who both graduated from St Mark's before enrolling in tertiary studies.


Head of Early Learning: Linda Sweet, DipT (ECE)

Ms Linda Sweet was appointed as the Head of Early Learning in May 2017, after joining St Mark’s in 2010 as a Kindergarten teacher.  Linda has grown up in Perth and has had many years teaching experience in a variety of Early Learning settings including Government Schools and Community Kindergartens in Perth and Victoria. She is passionate about building positive relationships between students, staff, parents and the community, ensuring that learning is connected to young children’s lives and interests. Linda has two adult sons who attended St Mark’s during their schooling years.


Chaplain: Scott Rowland, BA, DipEd, MDiv, MMin

Rev. Rowland grew up in Sydney, studied at the University of Sydney and the University of New England. He worked in boys' boarding schools while studying and working in Christian University Ministry. Moving to Perth in 1995, Rev. Rowland taught geography and economics up to TEE level for a number of years before training for ordained Anglican ministry. He began working at St Mark’s teaching Christian Studies during his ordination training, before being appointed Chaplain in 2007. Scott is married to Jenny and they have two daughters, Laney and Hannah, both of whom attend St Mark’s.


Business Manager: Carolyn Gray, BBus (Acc) CA

Mrs Gray was appointed as the School’s Business Manager in August 2016, after joining St Mark’s as the School Accountant in 2014.  Growing up in Melbourne, she graduated from Swinburne University, conveniently located across the road from the training ground of her beloved Hawks.  As a Chartered Accountant Carolyn has developed a broad range of Australian and international experience in both professional practice and commercial financial management through roles with Ernst & Young, Rio Tinto, Cable & Wireless (UK), Oyster Consulting and more recently her own accounting and taxation practice.  Carolyn and her husband Kevin have been part of the St Mark’s parent community since 2009 and have two children attending St Mark’s.