Foreign Minister Murray McCully will lead a delegation of officials and business leaders to Papua New Guinea and the Solomon Islands next week.
He says they're both important regional partners and fellow members of the Pacific Islands Forum.
He will meet Papua New Guinea's Prime Minister Peter O'Neill in Port Moresby and Solomon Islands' Prime Minister Manasseh Sogavare in Honiara.
The business leaders represent a range of sectors including energy, infrastructure development and broadcasting.
Papua New Guinea is hosting this year's Pacific Islands Forum.