The founder and one-time executive chairman of Perth-based engineering and infrastructure company GRD Ltd, Brettney Fogarty, has sold almost all of his remaining shares in the company, netting $47 million in the process.

The founder and one-time executive chairman of Perth-based engineering and infrastructure company GRD Ltd, Brettney Fogarty, has sold almost all of his remaining shares in the company, netting $47 million in the process.