Jamie is a highly accomplished director with a diverse background spanning iwi development, agribusiness, fishing, investment, health, housing, Māori development, tourism, philanthropy, and education.

He currently serves as chair of Whakaata Māori, Taranaki Mounga Project, Sealord, and Pou Tahua (the economic grouping of the National Iwi Chairs Forum), and also holds directorial roles at Moana NZ, Port Taranaki, and several iwi investment vehicles.