Lobbying in South Australia is a growing activity, by which organizations or individuals attempt to influence the Government of South Australia in its policy, regulation and law-making. Since 1 December 2009, lobbyists commercially operating on behalf of third party interests are required to join a register and must also comply with a Code of Conduct. The register is available to the public via the website of the Department of the Premier and Cabinet, and lists the names of registered entities, their employed lobbyists and their clients. As of April 2015, sixty-five different entities are listed on the register, with notable examples including Bespoke Approach and Barker Wentworth.
Many consultant lobbyists in South Australia are former state or federal politicians. As of April 2015 they include (listed with former party affiliations):
During the Rann Government and more recently the Weatherill Government (post 2011), significant efforts were made to encourage mineral and energy resource development in South Australia. Government initiatives were welcomed by the private sector, many of which engaged third party lobbyists to further their objectives. Some lobbyists represent these sectors as part of a broader portfolio of interests (Bespoke Approach, for example) while others such as Barker Wentworth are more specialised.