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New Zealand power companies

Profiles of the 8 power companies we compare — what each one sells, what it offers new customers, and what we have not been able to confirm.

Showing 8 of around 30 New Zealand electricity retailers · Ordered by featured, then market share

How we compare

Sign-up credit
$300
Contract term
2 years on fixed-price plans

Checked 27 July 2026 · source

  • 100% renewable generation
  • Mains gas available
  • Broadband available
  • Mobile available
  • Fixed-price plans available

Every fact on these pages is checked against the company's own website. Where we could not confirm something we leave it blank rather than guess — a missing badge is honest, a wrong one is not. Offers change; check the date next to any figure and confirm with the company before you sign up.

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Common questions

How many power companies do you compare?

8 — Contact Energy, Genesis Energy, Mercury, Meridian Energy, Powershop, Nova Energy, Pulse Energy, Electric Kiwi. New Zealand has roughly 30 electricity retailers, so this is the set we work with rather than the full market. We say who we cover so you can decide whether to look further.

Why is Trustpower not on this list?

Trustpower no longer sells electricity under its own name. Mercury acquired its retail customer book, so Mercury is the company you would actually be signing up with. Listing Trustpower separately would send you somewhere that no longer exists.

Why is Frank Energy not on this list?

Frank Energy is closing down, so it cannot take on new customers. We would rather leave it off than send you to a retailer that has to hand you back.

Which power companies supply mains gas?

5 of the 8 we compare have confirmed piped natural gas for households: Contact Energy, Genesis Energy, Mercury, Nova Energy, Pulse Energy. Where a company's page says gas is not confirmed, it means we could not verify it on their own site — not that they definitely do not sell it. There is no mains gas network in the South Island at all.

Why don't you show power prices on these pages?

Electricity is priced per network region, per user type and per meter configuration, so one company can have several hundred different prices depending on your address and your meter. We are collecting rate files directly from the companies rather than estimating, and we would rather show nothing than a number we cannot stand behind.

What order are these companies listed in?

The order is "Featured, then market share". Featured companies are commercially placed and carry a Featured badge, so you can see which ones they are. Everyone else follows by market share — how many New Zealand homes they supply — because that is a fact rather than an opinion. How we compare sets out the arrangement in full.

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