The Geothermal Heat-pump Association of New Zealand (GHANZ) is an industry group working collaboratively across the geothermal heat pump industry in New Zealand.

GHANZ was established under the New Zealand Geothermal Association (NZGA) in 2012.

Our members include geothermal heat pump suppliers, installers and designers, government agencies and other private organisations.

Join Us!

  • Complete the NZGA membership form and indicate in your communication that you wish to join GHANZ.
  • If you are already a member of the NZGA, simply email GHANZ and ask to be put on the GHANZ membership and email lists.