AILA Staff

AILA’s hardworking team deliver member services, administer continuing professional development, communicate the work of members to members and the wider community, and implement directives from National Council.

CEO Tim Arnold leads the National Office team in Canberra and the State Managers around the country.

National Office

Tim Arnold, CEO


Dimity May, National Manager, Events & Partners


Tammy Foley, National Executive Officer


Catherine Horner, National Manager, Finance

Catherine has been a Chartered Accountant for more than 12 years. After completing a double degree in Commerce and Economics at ANU, she worked in tax and audit for firms in Sydney and Melbourne before travelling overseas. Returning to Canberra, she joined the not-for-profit sector and held finance and compliance roles with Greening Australia and the Australian Council for International Development.



Raquel Shanis,  National Membership Engagement & Marketing Officer


Lucy Sheaves, National Marketing & Administration Coordinator

State Managers

Catherine Scheen, NSW State Manager

Catherine as spent the last 14 years working in sponsorship and marketing roles within the corporate realm of Macquarie Bank in Sydney before heading over to work for NAB in London and Melbourne before making her way back to Sydney to work for Westpac and most recently Optus. For the past three years Catherine has also run a small business in import/wholesaling on the side.



Carly Wood, NSW Marketing and Events Manager

After completing a Bachelor of Business at UTS, Carly entered the working world as a Graduate at the Commonwealth Bank of Australia. She has spent the last 14 years within the financial services industry at CBA, Citibank and Westpac, where she has held a variety of marketing roles. She is also (relatively new) to motherhood with two young cherubs Finn and Isla.



Felicity McGahan, VIC State Manager

Felicity has around 12 years experience working in the not-for-profit sector. This includes two membership based institutes representing professions. She was the Victoria member services manager at the Australian Institute of Architects for four years where she enjoyed working in membership recruitment, retention and engagement. Her most recent role was working in a national migration support team at Australian Red Cross where she worked closely with the Department of Immigration advocating on behalf of asylum seekers. She enjoys travel and returns to Adelaide where she grew up and Ireland as much as she can where her husband is from.


Martha Delfas, Events & Development Manager

Georgina Scriha, QLD State Manager

Georgina started working in the not-for profit sector whilst completing a Bachelor of Arts/Bachelor of Commerce at Griffith University. She has over 10 years experience in membership based organisations with a focus on member engagement, events, education, sponsorship and marketing. Georgina worked in the role of Marketing & Membership Coordinator for the Taxation Institute of Australia for three years before moving to the role as the Marketing & Events Coordinator at the Royal Australian College of General Practitioners (RACGP). In her eight years at the RACGP, she looked after the needs of over 5000 members across Queensland, delivering a diverse events program and improving member communication. Georgina grew up in Mackay in regional Queensland before relocating to Brisbane for university. She is a mum to two very happy, active little boys.



Tannelle Leathley, QLD Project Support Officer



Sally Bolton, SA State Manager

Sally completed a Bachelor of Architecture at The University of Adelaide. Her career has included practicing as an architect and also working to support the design professions in advocacy, professional development and member engagement roles, most recently at the Australian Institute of Architects in SA. 






Carmen Williams, WA State Manager

Carmen has been a Marketing and Events Manager for over 18 years. She has a passion for Marketing and Development in the not for profit sector, she delivered the National Awards, competitions and prizes for the AIA for nearly 3 years and has worked at Cancer Council and Playgroup WA in Perth. She has a Bachelor of Commerce with a double major in Marketing and Tourism Management. She loves spending time outdoors with her young family and enjoys travelling both in Australia and overseas.



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