Applecross-based engineering company Monadelphous Group Ltd more than doubled its net profit in the 2006-07 financial year, reporting a post-tax profit of $60.4 million, up 106 per cent.

Applecross-based engineering company Monadelphous Group Ltd more than doubled its net profit in the 2006-07 financial year, reporting a post-tax profit of $60.4 million, up 106 per cent.