SGH Ltd (formerly Seven Group Holdings) is an Australian diversified operating company, with market-leading businesses across industrial services, energy and media.

[2] Seven Network Limited was created in 1991 by receivers in order to bundle together the assets of Christopher Skase's collapsed former business, Qintex.

[8][9][10][11] On 22 February 2010, it was announced that WesTrac, owned by Australian Capital Equity, Kerry Stokes's investment firm, would merge with Seven Network Limited, and the combined entity was renamed Seven Group Holdings.

[12] On 25 October 2017, SGH acquired the remaining 53% of Coates from The Carlyle Group, as well as from other minority owners for $517 million.

[10] SGH had first invested in Coates, alongside The Carlyle Group and exiting management in 2008 through its WesTrac subsidiary.