Telecommunications, finance and health companies, along with government agencies, have featured prominently in the complaints received by the Office of the Australian Information Commissioner (OAIC) during the past year.

Detailing the office's activities in its , the OAIC said that finance had topped its list of industries that are most complained about (189 privacy-related complaints), followed by the Australian Government with 150 complaints. Debt collectors, credit and tenancy database companies came in third with 131 complains while the telecommunications sector came in fourth with 127 complaints.

Health service providers topped the list of industries most enquired about by phone, at 1112 privacy-related enquiries, while telecommunications companies came in sixth at 527 enquiries.

Detailing the most complained about organisations during the year, the report said credit history company, Veda Advantage Information Services and Solutions, topped the list at 77 complaints, followed by Telstra with 54 and the Child Support Agency with 34.

The Commonwealth Bank received 25 complaints, followed by Singtel Optus with 22 and Vodafone Hutchison Australia with 17. Despite a number of during the year, Facebook formed the basis of just 12 complaints.