Quinn has connections to the Ngāti Awa, Ngāi Tūhoe and Ngāti Awa iwi and worked as a manager in the Department of Maori Affairs (now Te Puni Kōkiri) between 1979 and 1984 [REF].
Quinn is director and sole owner of "MOCOM LIMITED"[REF] (formerly called "M COMMERCE LIMITED"), was a director of the Institute of Geological and Nuclear Sciences from 1992-1998[REF] and is a member of the New Zealand Institute of Directors.