Leadership Team

The SSI leadership team includes a group of talented and skilled managers who cover a range of strategic and business development roles across the organisation, from humanitarian to disability services to child and family services.

Chief Executive Officer Violet Roumeliotis (GAICD)

Chief Executive Officer
Violet Roumeliotis (GAICD)

Violet applies an astute strategic vision and active leadership at SSI, and broadly to organisations representing Culturally and Linguistically Diverse communities.

She provides professional executive management of SSI’s complex operations and, with the active participation of the SSI Board, Violet ensures the organisation remains true to its vision and mission. Violet has overseen the growth and diversification of SSI that has led to more than 1,100 per cent revenue growth to $113 million, and from a staff of less than 70 to over 700, only in the last five years.

Violet was recently named one of AFR’s Top 100 Women of Influence for 2018 in the category of Diversity & Inclusion. She has twice been named on Pro Bono Australia’s list of the 25 most influential people in the not-for-profit sector and was awarded the title of Community Fellow from Western Sydney University for outstanding service to the community in 2017. She holds the title of Telstra Australian Business Woman of the Year.
Violet holds a Bachelor of Arts Degree with majors in Sociology and History from UNSW, a Masters in Management from UTS and is a Graduate of the Australian Institute of Company Directors.

She has an extensive background in the leadership of large not-for-profit organisations providing services to vulnerable communities, while applying a strengths-based approach. She sits on numerous boards and committees and has over 30 years’ experience in governance, human resources and financial management.

Violet is part of the NSW Government’s Justice Multicultural Advisory Committee, the Federal Government’s Settlement Services Advisory Council, and Co-Chairs the NSW Joint Partnership Working Group coordinating the NSW component of the additional intake of 12,000 refugees from Syria and Iraq.

General Manager Peter Zographakis (GAICD)

General Manager
Peter Zographakis (GAICD)

Peter has provided leadership to SSI across a range of functions within Corporate Services. His association with SSI extends to April 2011 when he was engaged to set up this area and since 2012 has had responsibility for Governance, Finance, Legal and Compliance, People and Culture, Facilities and Administration and IT. He is also the SSI Company Secretary and responsible for Board liaison and regulatory matters. His experience traverses strategy, business planning, financial management, corporate governance, sales and marketing and service delivery and he has held a number of senior operational and finance roles in the manufacturing, retail, and service sectors. Peter has also been the owner of a women’s fashion business and managed a multi-site retail business.

Peter has a Master of Professional Accounting, a Master of Business Administration (MBA), and is a Graduate of the Australian Institute of Company Directors (AICD).

Chief Operations Officer Stephen O’Neill

Chief Operations Officer
Stephen O’Neill

Stephen has over 35 years’ experience in the community care and disability sectors in NSW, with nearly 30 years in operational and Executive management positions with the Home Care Service of NSW (HCS) and NSW Department of Family and Community Services Ageing Disability and Home Care. His experience encompasses service and strategic planning, community development, program planning, organisational management and development, consultation at local and regional levels, through to executive management and leadership positions with state-wide responsibilities.

Stephen also has considerable experience in working with Aboriginal and CALD services, organisations and communities.

Sandra Simm - SSI Head of Finance

Head of Finance
Sandra Simm

Sandra has a Bachelor of Commerce from the University of Newcastle and is a member of CPA Australia. With more than 20 years’ experience, Sandra has worked in finance leadership roles across both public and private sectors, including not-for- profit, media, local government and financial consulting. 

Sandra was previously the Director Corporate Services and CFO at Cancer Council NSW, with responsibility for financial management, shared services and donor call centre, facilities management and risk management.

Sandra has experience at Board level, being the past Company Secretary and Board member for Include a Charity, a collaboration of over 100 charities promoting gift in wills, until it was merged with Fundraising Institute of Australia, as well as a previous member of the Finance, Audit and Risk Committee of Cancer Council Australia.

Sandra is responsible for the strategic direction and leadership of Finance at SSI, which includes prudent financial management and reporting of our financial resources and assets, and working closely with other areas of the organisation to achieve their strategic goals.

Vision and values

SSI’s vision is to achieve a society that values the diversity of its people and actively provides support to ensure meaningful social and economic participation and to assist individuals and families to reach their potential.

Social Justice

Equity and access to all


Respecting diversity and being non-discriminatory


Caring, empathy and respect for the dignity of others


Co-operation and mutual respect


Dynamic, flexible and responsive service


Professional practices and accountability


Commitment to partnerships and excellence