Empowering our energy future
Delivering the renewable, electrified, low-carbon economy set out in Whakamana i Te Mauri Hiko
% Renewables
What we do
Transpower holds a unique position in the New Zealand energy sector as both National Grid owner and System Operator.
Connections
We’re working at pace to connect new generation, storage and load to increase reliable electricity supply for all New Zealanders.
Security of supply
In our system operator role, we work closely with industry and government to understand whether there is enough electricity to power New Zealand now and into the future.
Educational resources
Ever wondered how there’s always electricity when you turn on a light or charge your device?
13 May 2026
News from Transpower - May 2026
Read the latest from News from Transpower in our May update
28 Apr 2026
Transpower to complete $47m Redclyffe rebuild following Cyclone Gabrielle
The Commerce Commission has today given its final approval for Transpower’s $47 million investment to complete the rebuild of Redclyffe substation.
24 Apr 2026
Accelerated investment in electricity supply must continue, Transpower analysis shows
The electricity sector is responding to mitigate recent electricity supply challenges caused by the decline in natural gas and the transition to a more highly renewable electricity system.
21 Apr 2026
Celebrating excellence: The Engineering and Technology Excellence Awards are back!
We’re thrilled to be launching the 2026 Engineering and Technology Excellence Awards, designed to recognise the people and teams behind innovative change across the transmission sector.
Whakamana i Te Mauri Hiko tū mai Aotearoa
Our core purpose is to empower the energy future for New Zealand – a future that delivers a net-zero carbon economy and a reliable and secure electricity system.
Our core purpose is to empower the energy future for New Zealand – a future that delivers a net-zero carbon economy and a reliable and secure electricity system.