If you would like to join one of our committees, please get in touch with Chairperson Kathryn House kathryn@impact100sa.org.au.
Ambassadors

Jane Doyle

Carolyn Hewson

Raymond Spencer

Kevin Scarce
Management Committee

Kathryn House
Chair
She has been a volunteer for Catherine House Inc for the past 17 years, supporting women who are experiencing homelessness, serving as chair of their Trust and Community Ambassador and working in fundraising and events during that time. She was a founding Board Member of the Roger Rasheed Sports Foundation (2011-2019) and is currently on the Board of the Adelaide Festival Centre Foundation and the Order of Australia Association SA and in 2021 founded Young Impact, a collective fundraising group for school students.
Kathryn was a pioneer in Chinese language teaching in our State and has taught since 1983 in a wide range of educational settings and also is part of the House Group of Companies which incorporates a portfolio of interests, including building, development, property management, investments and community engagement.
Kathryn devotes most of her time to helping others and supporting various not-for-profit organisations and works to raise the profile of philanthropy and the culture of giving in our community. She was recognised for her work and significant service by being appointed a member of the Order of Australia (AM) in the 2020 Queen’s Birthday Honour list.

Rachael McEvoy
Treasurer
A passionate philanthropist, Rachael is particularly interested in supporting children from all socio-economic backgrounds to have every opportunity to live full happy lives.

Ellen Edmonds-Wilson
Secretary

Justine Crawford
Chair, Marketing & PR Committee
Justine is a strong supporter of philanthropy in South Australia particularly around helping young people of our community to help them achieve their full potential and break the cycle’s that cause long-term issues. Justine is also passionate about cancer prevention methods and works to raise money and awareness in this area to reduce cancer numbers in the long run.

David Walker
Chair, Grants Committee
David is a strong supporter of collaborative philanthropy in South Australia. In particular providing young people of our community the necessary support to succeed in achieving their full potential.

Clare Randall
Membership Committee

Jackie Newton
Chair, Events Committee
Jackie is passionate about providing a brighter future to at risk children and helping SA charities raise funds and awareness for their cause. She is looking forward to raising the profile of Impact100 SA and encouraging more people to join this amazing giving circle.

Jasmin Barry-Keen
Management & Membership Committees
After choosing to become more involved in the South Australia philanthropic sector, she has gained knowledge of grant making strategy and board management through her work with local family foundations and in her role as Executive Officer of the Coopers Brewery Foundation.
Jasmin is a passionate supporter of the arts and creative industries and believes in being a vocal advocate for philanthropy in South Australia.

Sef van den Nieuwelaar
Membership Committee
Sef is a graduate from the Australian Institute of Company Directors and serves on the organisation’s Tomorrow’s Director Committee helping emerging Directors. He also is Chairman of Aged Care provider Rembrandt Living. Sef recently graduated as a fellow of the Governor’s Leadership Foundation. His technical knowledge of Finance and IT combined with his Governance and Leadership experience and his drive to help our most vulnerable wherever he can, will assist Impact100 in their philanthropic endeavours.
Sub-Committees
In addition to the Management Committee, our sub-committees are comprised of generous individuals who donate their time, expertise and passion.
Grants
Clare Randall
David McGlennon
Philip Huestis
Julia Pitman
Kiah Elsworthy
Mike Stevens
Cate Foskett
Rosie Osman OAM
Retired
Noel Grieve
Chair – Ailsa Young (October 2020)
Dave Stock
Marilyn Chambers
Simon Tiddy
Events, Marketing & PR
Justine Crawford
Ellen Edmonds-Wilson
Julie Adair-Cullen
Gabrielle Agnew
Nikki Hamdorf
Caitlin Jones
Kyla Ward
The sub-committee is also generously supported by Haley Tamblyn and Serena Findlay from Hughes PR who generously donate resources and expertise.
Retired
Louisa Zerella
Membership
Philip Rundle 0412 000 498
Kathryn House 0418 820 914
Jasmin Barry-Keen 0467 903 716
Chris Penny
Simon Tiddy
Sef van den Nieuwelaar
Justine Crawford
Jennifer McGlennon
Jackie Bressington
Retired
Geoff Day
Julia Steele-Scott
Natalie Fuller
Geoffrey Walsh