Boral was founded by David Craig on 4 March 1946 as Bitumen and Oil Refineries (Australia) Limited with Caltex having a 40% shareholding.

[1] In 1963, the company was renamed Boral Limited having been commonly referred to by its acronym since it commenced trading.

In 1968 Boral sold a 50% stake in its refining business to Total, before selling it the remainder in January 1972.

[3][4] In 1979, Boral entered the United States market, purchasing a 55% shareholding in California Tile from Amalco.

[16] After revising the offer, Seven Group Holdings gained full ownership of Boral in July 2024 and the company was delisted from the ASX.