Mercury gives go-ahead for New Zealand’s largest wind farm

Mercury has issued Notice to Proceed for the $506 million Puke Kapo Hau wind farm development west of Dunedin. The 192MW development will add 40 turbines to the existing Mahinerangi Wind Farm, creating New Zealand’s largest wind farm once complete.

11 October 2026

Mercury wins double gold for customer service

Mercury has won Gold in both the Electricity Providers and Internet Service Providers categories of the 2027 Reader’s Digest Quality Service Awards, alongside Silver in the Gas Providers category.

16 September 2026

Mercury takes over managing Arapuni Hall

Mercury, the owner of the Arapuni Hall, is now managing the building, taking over from the South Waikato District Council.

8 September 2026

Mercury opens $486 million Kaiwera Downs Wind Farm expansion

Mercury has opened Stage 2 of its Kaiwera Downs Wind Farm in Southland, marking the successful delivery of the South Island’s largest wind farm.

7 September 2026

Keeping the water flowing: Mercury replaces vital hydro equipment

Mercury is investing $4m to replace screen cleaner machines at its Waipapa and Whakamaru hydro stations on the Waikato River.

1 September 2026

Executive leadership team change

Mercury’s Chief Operating Officer - Generation, Kevin Taylor, has advised he intends to retire and will leave the company at the end of the year.

19 August 2026

Brighter Together

Meet some of our people who are making important decisions every day to ensure we’re in a great position for success tomorrow.

17 August 2026

Strong performance supports record renewable investment

Mercury delivered a strong FY26 performance, supported by higher hydro generation, new renewable generation, disciplined cost management and continued execution of its strategy.

16 August 2026

Scott Scoullar appointed as a director

Mercury has appointed Scott Scoullar as a director and he will join the Board on 1 September 2026.

10 August 2026

Mercury celebrates 50,000 mobile connections

Mercury Mobile has reached 50,000 connections, marking a major milestone in Mercury’s ambition to become one of New Zealand’s leading multi-product home services providers.

22 July 2026

Mercury acquires minority stake in Datagrid NZ to support long-term renewable demand growth

Mercury has invested US$30 million (NZ$53 million) for a 12.7% minority equity stake in Datagrid Holding Group NZ Ltd.

2 July 2026

FAST-TRACK APPROVAL ADVANCES NEXT STAGE IN RENEWABLE ENERGY BUILD

Mercury welcomes Fast-track approval to develop Puke Kapo Hau Wind Farm (Mahinerangi Wind Farm, stage 2) in Otago.

29 June 2026

EXECUTIVE LEADERSHIP TEAM CHANGE

Chief Strategy and Transformation Officer, Craig Neustroski, has resigned and will leave the company at the end of July 2026.

28 June 2026

MAHINERANGI WIND FARM MARKS 15 YEARS POWERING NEW ZEALAND

Mahinerangi Wind Farm began generating electricity for the country in February 2011 and was fully commissioned in March that year.

14 May 2026

MERCURY SCALING GEOTHERMAL PLATFORM, WITH UP TO $1B INVESTMENT IN NEXT PHASE

Mercury is scaling its geothermal platform, committing $75 million to geothermal appraisal drilling for two projects at existing sites near Taupō as part of its next growth phase.

22 April 2026

MERCURY SIGNS MAJOR HYDRO UPGRADE PROGRAMME WITH ANDRITZ

Mercury has signed a contract with international technology group ANDRITZ as part of a $590 million upgrade of three of the nine hydro stations on the Waikato River.