Other funding options may be found on Generosity New Zealand, an online portal which provides a comprehensive list of funds (not just on conservation). It is available on a subscription basis or it can be accessed free through your local library (you just need your library card).
The Gisborne District Council’s Natural Heritage Fund. Any privately owned land within the Gisborne district is eligible for funding. There’s up to $100,000 funding available for one or more projects. Applications are ranked on biodiversity merit and approved to the extend of available funds.