Juken New Zealand Ltd
- Level 8, 101 Customs Street East, Auckland
John Andrew Ford – Central Auckland
- 2 Great North Road, Grey Lynn 1021, Auckland
Johnston Lawrence
- Level 5, 10 Brandon Street, Wellington
John Sands NZ Limited
- 15 Copsey Place, Avondale, Auckland
JoMark Technologies Ltd
- 300 Richmond Road, Grey Lynn, Auckland
Jonathan Grant Galleries
- 280 Parnell Road, Parnell, Auckland