Our Team

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


Jane Doyle OAM

Jane has been part of SA’s media landscape for more than 30 years. An accomplished print journalist before moving to radio and television, Jane has presented Seven News for 28 years. Jane is passionate about arts and community, and Chairs Carclew, SA’s peak Youth Arts body. She is also Patron of both the Mental Illness Fellowship of SA and Flinders Medical Centre Foundation in addition to being a Cabaret Festival Advocate.

Carolyn Hewson

Carolyn Hewson AO. B.Ec. (Hons) MA (Econ.) is a former investment banker with more than 35 years of experience in the financial sector. Ms Hewson is a non-executive Director of CSL Limited, Infrastructure SA and serves on the Board of the Reserve Bank of Australia. She has also served as a Director on the Boards of the Australian Gas Light Company, AGL Energy, AMP Limited, BHP Limited, BT Investment Management, CSR Limited, South Australia Water, Stockland Group, the Economic Development Board of South Australia and Westpac Banking Corporation.

In 2009 she was made an Officer in the Order of Australia for her services to the community and to business.

Raymond Spencer AM

In 2009, Raymond Spencer returned to Australia following 35 years of living and working in the USA, India and Europe. Raymond was appointed Chairman of the Economic Development Board in January 2011 and in an additional leading appointment also serves as Chairman of the South Australian Health and Medical Research Institute (SAHMRI). Raymond is Chairman or a board member of a number of private and public companies in Australia and the USA. He holds more than 35 years of leadership in international business management, organisational culture and mergers and acquisitions.

Hon Kevin Scarce AC CSC RANR

Adelaide-born Rear Admiral the Honourable Kevin Scarce AC CSC is a retired Royal Australian Navy officer who served as the 34th Governor of South Australia from August 2007 to August 2014. Since ending his term as Governor of South Australia, Kevin has remained active in the State’s not-for-profit sector appointed to positions including Chairman of the Cancer Council of South Australia and President of Novita Children’s Services.

Management Committee

Kathryn House


Kathryn is a committed philanthropist, passionate about providing opportunities for all people to fully participate and thrive in our community, both through her work as an educator and administrator and through her involvement with a wide range of community organisations.

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 & Chair of Membership Committee

Rachael is currently a senior HR consultant at professional services firm, Deloitte. Prior to this appointment, she worked in various executive support roles including Jaquillard Minns, a Chartered Accounting practice with a strong focus on philanthropy, and it is through this role that she was introduced to Impact100 SA and the simple concept of collective giving.

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

Megan Edwards


Megan is a retired senior school maths teacher and a committed volunteer in the community, passionate about social justice and access to services and opportunities for all people, particularly those who are experiencing disadvantage. Megan has been a volunteer with Catherine House supporting women experiencing homelessness since 1988 and over the years has volunteered for many community, school and sporting organisations, including at RPH (Radio for the Print Handicapped) where Megan managed a team of volunteers who worked to provide access to a world news service for people with visual impairment and other disadvantages.

Jackie Newton

Chair of Events Committee

Jackie is an experienced hospitality management professional with over 25 years of experience in events, sales, business development and sponsorship. She is currently employed by the Hurley Hotel Group.

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

Chair of Marketing & PR Committee

Jasmin brings her wealth of experience in executive administration and marketing coordination to both the 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.

Justine Crawford

Marketing & PR Committee

Justine is experienced across multiple business disciplines having worked for several Australian companies in Sydney, Melbourne and Adelaide as well as a stint in London. Currently working for herself in the property market while volunteering in the philanthropic sector.
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.

Clare Randall

Grants Committee

Clare has a range of grant management experience in government and philanthropic sectors and currently leads the work of Awesome Foundation, a giving circle focused on supporting awesome local ideas. Clare has held a range of positions in the non-profit sector and is passionate about supporting young people to realise their potential and supporting the growth of philanthropy in South Australia.

Sef van den Nieuwelaar

Membership Committee

Sef has over 30 years of experience in finance and IT in the corporate world and a wealth of experience in governance and strategy in the NGO sector.

Sef is currently the Director of an IT transformation company mainly consulting to SA SME’s. His current governance roles include Chair of Aged Care organisation Rembrandt Living, Board member of St John Ambulance SA and Chair of their Community Care Committee, board member of the Leaders Institute of SA and Committee Member at the Australian Institute of Company Directors. Sef is driven to help our most vulnerable wherever he can and is committed to assist Impact100 in their philanthropic endeavours.

Sef holds a Masters of Science, Chemical Technology from the Technical University of Eindhoven, Netherlands and is a Fellow of the Australian Institute of Company Directors and of the Leaders Institute of South Australia.

Natalie Fuller

Grants Committee

Natalie is passionate about the power of people coming together to make positive change. From an initial career in community development and youth work, to a social planner working on greenfield developments and urban consolidation sites, Natalie ran her own consultancy for over 20 years facilitating stakeholder engagement in urban planning and environmental management projects.

Since retiring in 2017, Natalie volunteered for a year in Myanmar with the Australian Volunteer for International Development program, taught English as a second language, and supervised social work student placements in South Australia and India.

Natalie has actively supported Habitat for Humanity for over 20 years as a volunteer, leading teams overseas to construct houses for impoverished families in India, Nepal and Cambodia, and as a board member at the state and national level. She also currently serves as a Board member on Westside Housing; and actively supports the work of Bright Futures Child Aid and Development Fund Australia particularly with their partner organisation, Dorcas Creation, in Kenya.


In addition to the Management Committee, our sub-committees are comprised of generous individuals who donate their time, expertise and passion.

Grants Committee

Matt Romaine (Chair)
Clare Randall
Philip Huestis
Julia Pitman
Kiah Elsworthy
Mike Stevens
Natalie Fuller
Angela Carey
Anne McCutcheon

Marketing & PR Committee

Jasmin Barry-Keen (Chair)
Justine Crawford
Kathryn House

Events Committee

Jackie Newton (Chair)
Nikki Hamdorf
Justine Crawford
Kathryn House
Ellen Edmonds-Wilson
Janet Crawford

The sub-committee is also generously supported by Zoe Drummond and Serena Findlay from Hughes PR who assist with the preparation of our newsletters, media releases and other communication, and also assist with the preparation of a video of our annual grants night. We are also grateful to our other volunteers who generously donate resources, time and expertise.

Membership Committee

Rachael McEvoy (Chair) 0413 296 929
Kathryn House 0418 820 914
Chris Penny
Simon Tiddy
Sef van den Nieuwelaar
Justine Crawford
Jennifer McGlennon
Jacki Bressington
Sandy Verschoor
Brooke Sivendra