Group. The Chief Executive Officer was David Clarke, who had long worked in CSR's heavy building products division. The chairman of the board of directors was Hector Medina, executive vice-president of CEMEX. The other board members were also nominees from CEMEX. CEMEX Australia was sold to Holcim in June 2009 as part of a $2 billion AUD takeover bid, and is now known as Holcim Australia. The deal included the Readymix and Humes business units and CEMEX's 25% stake in Cement Australia (one of Australia's major cement manufacturers), but did not include the US-based Rinker Materials Corporation. In 2016, Cemex sold its Rinker Materials pipe business to Quikrete. The company's corporate headquarters are located in Chatswood, a Sydney suburb. References External links CEMEX global website Building materials companies of Australia Companies formerly listed on the Australian Securities Exchange