NZ Super appoints Del Hart as external investment head Del Hart. Source: NZ Super Fund Tanu Pandey December 7, 2017 PremiumThe New Zealand wealth fund, NZ Superannuation Fund (NZ Super), has appointed Del Hart as its head of external investments and partnerships, replacing Fiona Mackenzie. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at firstname.lastname@example.org.