The Team
GSA Organisational Chart
(Adobe PDF File)

Nastashia Buck
Current job title: General Manager


Bio: Nastashia brings to GSA extensive experience in leadership positions within both the Insurance Industry and Sports Administration. She holds qualifications in Allied Health, Personal Injury Management and formalised Training and Assessing. Nastashia’s critical and solution orientated thinking has helped fuel growth, innovation and excellence within her previous roles. Nastashia is a team orientated leader who values empowering and supporting those around her. Nastashia's personal experience with Gymnastics in South Australia and additionally with other state associations will be utilised to create ongoing community engagement and support.


Chelsea WIlkinson
Current job title: Operations Manager


Bio: Chelsea comes from a gymnastics background and 10 years’ experience working in the Recreation and Fitness Industry, having completed a Bachelor of Applied Science in Recreation Planning and Management and Certificate 3 in Fitness. Her passion for the industry is evident through her approachable and friendly manner.

Finance and Administration

Position Vacant
Current job title: Finance and Administration Manager

Marketing and Communications

Position Vacant
Current job title: Marketing and Communications Manager

Event and Sport

Darrin Rigby
Current job title: Event and Sport Coordinator


Bio: Darrin comes to Gymnastics SA as a small business owner, and a volunteer coordinator for Triathlon SA. Darrin is a senior Technical Official with Triathlon Australia, with experience at national and international events. With a wife and two girls, sport is embedded in the household with swimming, softball and trampoline (and cycling and running when there’s time). In his spare time he is completing a Bachelor of Business (Sports Management) at Deakin University.

Thamsin Sharrad
Current job title: Event Officer


Bio: Thamsin comes to Gymnastics SA after completing her Bachelor of Business (Sport and Recreation Management) at University of South Australia. She is additionally a qualified Kindergym coach and her working background originates from the YMCA (Marion Leisure and Fitness Centre & Glengowrie) and Netball. Her bubbly and friendly personality will be a great asset to the organisation.

Education and Workforce

Position Vacant
Current job title: Education and Workforce Manager

Brenton Dicker
Current job title: Education and Accreditation Officer


Bio: Brenton is a current Advanced MAG, WAG, GfA and Tumbling coach and also presents in the TeamGym and Free G workshops. Brenton is one of our current presenter and assessors and travels interstate often to share his knowledge and is very enthusiastic about helping and growing our current and new coaches and clubs.

Club Development

Joel Baldock
Current job title: Club Support and Services Officer


Bio: Joel comes from a gymnastics background of 20+ years in NT and SA. He is currently studying a Bachelor of Exercise & Sport Science. Joel is currently an Advanced MAG Coach and MAG Intermediate Bronze Judge, and is undertaking his Presenter & Assessor accreditation.

Heather Mooney
Current job title: KinderGym Development and Accreditation Officer



Raelene Osborn
Current job title: KinderGym Development and Accreditation Officer


Bio:  Raelene has been involved in gymnastics since the late 1990's when her husband and two children joined their local club. Raelene was pivotal in establishing the KinderGym at Henley Beach and has been involved in the University of South Australia KinderGym Project for 10 years. Her passion for KinderGym is demonstrated by receiving the Horrie Riddle Scholarship, KinderGym Leader of the Year for both South Australia and National and Life Membership of GSA. Raelene has a KinderGym Advanced plus GFA Intermediate accreditation and is a Course Presenter.

High Performance

Paul Szyjko

Yu Bo

Elena Delmoral

Jacob Bloy

Ruth Neeves

Sarah Hopkins

Viktor Zhuravlev

Cassie Hoare

Chris Hoare

Maddi Ross