Perth-based civil and mining services company, NRW Holdings has posted a net profit of $37.1 million for the financial year, an increase of 13 per cent after attracting a diverse portfolio of clients during the downturn.

Perth-based civil and mining services company, NRW Holdings has posted a net profit of $37.1 million for the financial year, an increase of 13 per cent after attracting a diverse portfolio of clients during the downturn.