Find out more about the energy providers currently listed in Powerswitch. There are 18 retailers in New Zealand but many only operate in certain regions. Depending on where you live, you should have a choice of between 4 and 9 retailers.
| Company | Post | Phone | |
| Bay of Plenty Energy | PO Box 404 Whakatane 3158 |
0800 500 710 | enquiries@bope.co.nz |
| Contact Energy | PO Box 10742 The Terrace Wellington 6143 |
0800 809 000 | help@contactenergy.co.nz |
| Energy Direct NZ | PO Box 32 Wanganui 4540 |
0800 567 777 | enquiries@energydirectnz.co.nz |
| Empower | PO Box 624 Wellington |
0800 34 00 00 | support@empower.co.nz |
| Energy Online | PO Box 8288 Symonds St. Auckland 1150 |
0800 089 089 | sales@energyonline.co.nz |
| Genesis Energy | Private Bag 3131 Hamilton 3240 |
0800 300 400 | info@genesisenergy.co.nz |
| Just Energy | PO Box 10044 Dominion Road Auckland 1446 |
0508 587 836 | customer.services@justenergy.co.nz |
| King Country Energy | PO Box 363 Taumarunui 3920 |
0800 523 637 | enquiry@kcenergy.co.nz |
| Mercury Energy | Private Bag 92008 Auckland 1 |
0800 101 810 | service@mercury.co.nz |
| Meridian Energy | PO Box 2128 Christchurch |
0800 496 496 | service@meridianenergy.co.nz |
| Nova Energy | PO Box 10141 Wellington 6143 |
0800 668 236 | info@novaenergy.co.nz |
| Opunake Hydro |
PO Box 2 |
06 928 3501 | info@opunakehydro.co.nz |
| Powershop | PO Box 6360 Marion Square Wellington 6141 |
0800 1000 60 | info@powershop.co.nz |
| Pulse Energy | PO Box 10044 Dominion Road Auckland 1446 |
0800 785 733 | customerservices@pulseenergy.co.nz |
| Tiny Mighty Power | PO Box 873 Cambridge 3450 |
Te Awamutu (07) 870 3490 Cambridge (07) 823 2590 |
info@tinymighty.co.nz |
| TrustPower | Private Bag 12023 Tauranga 3143 |
0800 878 787 | enquiries@trustpower.co.nz |