CSR Limited is a major Australian industrial company, producing building products and having a 25% share in the Tomago aluminium smelter located near Newcastle, New South Wales. It is publicly traded on the Australian Securities Exchange. In 2021, it had over 3,000 employees and reported an after-tax profit of $146 million. The company has a diversified shareholding with predominantly Australian fund managers and retail owners. The group's corporate headquarters is in North Ryde, Sydney.