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- Yaca TrustAuckland
- YACHTING DEVELOPMENTS LIMITEDAuckland
- YASHAR HOLDINGS LIMITEDAuckland
- YELLOWROCK HOLDINGS LIMITEDAuckland
- Y&J INVESTMENT LIMITEDAuckland
- Zabda LPAuckland
- ZAESA LPAuckland
- ZEBRANO INVESTMENTS LIMITEDLower Hutt
- ZEDCO INVEST LIMITEDTaupo
- Z ENERGY LIMITEDWELLINGTON
- ZenithOptimedia New Zealand LtdAuckland
- ZESPRI GROUP LIMITEDMOUNT MAUNGANUI
- ZESPRI INTERNATIONAL LIMITEDMOUNT MAUNGANUI
- ZG Lighting (NZ) LimitedAuckland
- Zoi Corporation LimitedAuckland
- ZOI CORPORATION LTDAuckland
- ZYPHOR HOLDINGS LPAUCKLAND
- 国王金融(新西兰)管理有限公司奥克兰