Harvey is the iwi representative on the Trust Board. He is also a trustee of Te Atiawa Iwi Trust, and works for the New Zealand Police in Tasman District. He is a Registered Comprehensive Nurse, Anglican Priest, Vicar General and Archdeacon.
Cawthron's Kaumātua provides advice to the Cawthron Chief Executive, Trust Board and Board of Directors in relation to te reo me ona tikanga Māori, and assists with developing and maintaining a sound relationship between Tangata Whenua and Cawthron.
Among other tasks, Cawthron's Kaumātua also provides support and guidance for Cawthron staff in tikanga Māori, and assists with powhiri and poroporoaki ceremonies at meetings that involve Board members and/or staff.