Nica Limited - Provides building and building related services. - http://www.nica.com.pg/
Curtain Bros - Civil construction company offering an engineering and transport expertise to the resource and construction industries. - http://www.curtainbros.com.pg/
Constantinou Group - Conglomerate with construction, paving, quarrying, timber, sawmilling, earthworks and hotel divisions. - http://www.constant.com.pg/