OzTAM, a privately owned company headquartered in Australia, founded in 1999 and employing approximately 30 individuals, focuses on ad measurement and verification. The company operates as the official source of television audience measurement (TAM) covering Australia’s five mainland metropolitan markets including Sydney, Melbourne, Brisbane, Adelaide, and Perth, and nationally for subscription television. OzTAM owns and holds the copyright for the television audience data it delivers.
On August 19, 2026, OzTAM's VOZ Total TV Viewing Report for the first half of 2026 found that Total TV reached 86.7% of Australians each month, while BVOD viewing minutes increased to nearly one in five. The report highlighted the industry's decade-long focus on optimizing for efficiency through improved planning, automated buying, and advanced measurement, which has streamlined channel comparison, maximized reach, and justified investment. Previously, on July 13, 2026, OzTAM launched a tender for its video measurement service, adopting a modular approach that allows bids for specific components or the full end-to-end process. Independent consultancy Pure X Media, which has specialist knowledge in audience measurement tender processes and cross-media measurement, supports the tender. This followed OzTAM's announcement on July 8, 2026, that it would conduct its first TV ratings contract tender in 25 years, with incumbent provider Nielsen expected to be among the bidders.
OzTAM offers 3 products in the ad tech and services industry. OzTAM's product portfolio comprises of ad measurement and verification.
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OzTAM's revenues were less than $10M in 2024. Caretta Research has split OzTAM's revenue into 2 different product categories, the largest of which is display attribution and verification. For full access to OzTAM's revenue breakdown subscribe to Caretta Portal.
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