Horizon Technology Limited
- 7 Douglas Alexander Parade, Albany, North Shore
House of Travel Timaru
- 195 Stafford Street, Timaru
Horsley Christie
- 14 Victoria Avenue, Wanganui
Houston Medical
- 6 Pembroke Lane, Hamilton
Horticulture Marketing Ltd
- 216 Queen Street, Richmond, Nelson
Health Sponsorship Council
- Level 1 Fulbright NZ House, 120 Featherston Street, Wellington