- http://www.hitechirrigation.co.nz
- 07 889 7755
- 1 Anderson Street, Morrinsville, Waikato
- http://www.hitex.co.nz
- 09 274 0246
- 14 Ormiston Road, East Tamaki, South Auckland
- http://www.hito.org.nz
- 04 499 1180
- Level 1, 89 Thorndon Quay, Wellington
- http://www.hj.co.nz
- 04 566 3302
- Level 3, 1 Market Grove, Lower Hutt, Wellington
- http://www.hmt.co.nz
- 09 579 2661
- 4 Dryden Place, Ellerslie, Auckland
- http://www.hnzc.co.nz/
- 06 876 8010
- Rainbow House, 303 Queen Street, East Hastings