Commission members

The Commission comprises a Chair, members with widespread expertise in planning, urban design, construction, economics and public policy and an ex officio representative from the Attorney-General’s Department.

Members of the Commission share expertise across a broad range of disciplines that span the planning sector to ensure they have the knowledge and representation to make informed decisions. These areas include:

  • planning, urban design or architecture
  • economics, commerce or finance
  • development or building construction
  • social or environmental policy or science
  • local government, public administration or law.

The State Planning Commission’s Chairperson, Ms Helen Dyer, was appointed in March 2021 replacing Mr Michael Lennon. Prior to this appointment Ms Dyer had been a Commission member since November 2018.

Photo of Ms Helen Dyer

Ms Helen Dyer


March 2021 - current

Member - November 2018 - March 2021

Helen is an experienced Non-Executive and Executive Director, Chair and Local Government CEO with expertise in Strategy, Governance and Marketing both in the private and public sectors. She started her career as a town planner in Darwin before returning to South Australia and working in the State planning department and the South Australian Tourism Commission. Helen concluded her time in the State Government as a Ministerial Adviser to the Planning Minister, before moving to Local Government including time as the CEO at both Walkerville and Mitcham councils. Since late 2010 Helen has worked as a planner in a private practice. She is now a Director of Holmes Dyer Pty Ltd.

Photo of Mr Allan Holmes

Mr Allan Holmes


May 2017 - Current

Allan possesses a wide range of strategic, organisational and analytical skills. He has a long background in government departments, with particular expertise in environmental matters including water and natural resources. Allan has extensive board experience serving in both the public and philanthropic sectors. He has a keen interest in developing and improving the performance of organisations, and is a skilled communicator.

Photo of Mr Craig Holden

Mr Craig Holden


November 2018 - Current

Craig’s career encompasses forty years in architecture, property development and building construction in South Australia. He is a Director of Forme Projex, the multi-award winning property development company specialising in inner city urban renewal. Craig is a member of the Urban Development Institute of Australia (SA Division), and the SA Property Council of Australia, and a board member of the ACH Group. His career in property in South Australia has afforded considerable experience with the planning system and understanding the importance of the new PDI Act changes in land-use planning for the future of all South Australians.

Photo of Ms Sally Smith

Ms Sally Smith

Ex officio

May 2017 - Current

Sally has worked as a planner for 20 years in SA, QLD and NSW across policy, assessment and strategy. While starting her career in Local Government and private consultancy she has worked in State Government for the last 15 years. As the Executive Director of Planning and Land Use Services (PLUS) for the Attorney-General’s Department, Sally has the privilege of overseeing implementation of the new planning system, as well as ensuring the current system continues to function effectively as we transition from old to new. Sally is passionate about fostering a Planning Department that collaborates with Local Government, the development sector and listens to the community about building healthy and connected neighbourhoods.