Eastland Generation

What Eastland Generation does

Eastland Generation is a New Zealand-based renewable energy generation company operating a portfolio of six power plants across the North Island: four geothermal plants on the Kawerau Geothermal Reservoir (TOPP2 at 49MW, Te Ahi O Maui at 26MW, TOPP1 at 24MW, and Geothermal Developments Limited at 9MW), one hydro-electric scheme in Hawke's Bay (Waihi at 5MW), and one utility-scale solar plant in Tairāwhiti (Te Ihi o te Rā at 5.2MW). Founded in 2007 and headquartered in Kawerau, the company has a current operating capacity of 118MW and generates approximately 898 GWh of renewable electricity annually—equivalent to 3.7% of New Zealand's national electricity demand. Since April 2024, the company has operated as a 50/50 joint venture between Tairāwhiti Investments Limited (a regional infrastructure vehicle owned by Trust Tairāwhiti) and Obayashi Corporation (Tokyo Stock Exchange-listed construction and engineering firm).

The company's core technology is Ormat binary cycle energy conversion using n-Pentane as the motive fluid in a closed-loop process, which converts geothermal heat into electricity without direct geothermal gas emissions. Its business model is generation-and-sale: it produces baseload renewable electricity and supplies it to the national grid via Transpower's transmission network, with additional embedded generation into the Wairoa regional distribution network and geothermal process heat supplied to industrial customers in the Kawerau area. The company serves two primary customer segments: the national electricity grid/utility market (for baseload renewable generation and grid stability) and regional communities across Eastern Bay of Plenty, Tairāwhiti, and Wairoa (for local energy resilience). Asset access is underpinned by long-term resource consents of up to 35 years and joint-venture partnerships with iwi and hapū, including Ngāti Tūwharetoa Geothermal Assets, Kawerau A8D Ahu Whenua Trust, and Ngai Tāwhiri.

The company is privately held with 11–50 employees and follows an asset-heavy, lean-operating utility model. Recent strategic actions include the December 2025 commissioning of TOPP2 (the first major project after the Obayashi partnership) and a pipeline of planned solar projects in Tolaga Bay/Uawa and Wairoa. Pricing and revenue are not publicly disclosed, consistent with the company's wholesale electricity-supply agreements and grid-tied generation model.

Name

Eastland Generation

Legal name

Eastland Generation Limited

Website

https://eastlandgeneration.nz

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

11–50 employees

Short description

Eastland Generation is a New Zealand-based renewable energy generator operating six power plants (four geothermal, one hydro, one solar) totaling 118MW and supplying 3.7% of national electricity demand through grid sales and embedded distribution.

Ownership category

akta.pro rank

Product category

Renewable Electricity Generation

NAICS

Hydroelectric Power Generation (221111), Solar Electric Power Generation (221114)

SIC

Electric Services (4911)

akta.pro primary industry

Geothermal Power Plant EPC & Construction (Surface Facilities, Balance of Plant) (EUAMAEAE)

akta.pro secondary industries

Wind Farm Ownership & Operations (IPP/Utility-Owned Asset Operations) (EUACAFAF), Utility-Scale Power Generation Asset Management (EUAEAMAA)

Keywords

• Geothermal power generation
• Renewable energy generation
• Hydro-electric generation
• Utility-scale solar power
• Baseload electricity supply

Headquarters

HQ city

Kawerau

HQ country

New Zealand

HQ region

Oceania

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales

Revenue model

1. Electricity Generation and Sale: Generation of renewable electricity through geothermal, hydro and solar plants sold to the national electricity grid. The company operates as a generator selling power under energy supply agreements.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels4 records

Core offering

Eastland Generation owns and operates a 118MW portfolio of renewable energy generation assets across New Zealand's North Island, comprising four geothermal power plants on the Kawerau Geothermal Reservoir, one hydro-electric scheme in Hawke's Bay, and one utility-scale solar plant in Tairāwhiti. The company generates approximately 898 GWh of baseload renewable electricity annually, supplying the national grid via Transpower, regional networks, and process heat to industrial customers in Kawerau.

Product overview

Eastland Generation is a renewable energy generation company operating a portfolio of six power plants across three technology types: four geothermal plants on the Kawerau Geothermal Reservoir in the Bay of Plenty (TOPP2 at 49MW, TOPP1 at 24MW, Te Ahi O Maui at 26MW, and Geothermal Developments Limited at 9MW), one hydro-electric scheme in Hawke's Bay (Waihi at 5MW), and one solar plant in Tairāwhiti (Te Ihi o te Rā at 5.2MW). All geothermal plants use Ormat binary cycle energy conversion technology. Total operating capacity is 118MW with approximately 898 GWh of annual generation. The company also owns transmission assets including 11kV overhead power lines, 33kV transmission lines connecting to the national grid, and the Spencer Avenue switch yard.

Differentiator

Problem solved

Functional benefit

Products and services

• TOPP2 Geothermal Power Station
• TOPP1 Geothermal Power Plant
• Te Ahi O Maui Geothermal Power Plant
• Geothermal Developments Limited (GDL) Plant
• Waihi Hydro Scheme
• Te Ihi o te Rā Solar Plant

Quantifiable outcome

• 3.7% of New Zealand's national electricity demand generated by 118MW portfolio
• +5 more outcomes

Named customers3 records

Segments2 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Seven partnerships are on record, tiered core and minor.

• Ngāti Tūwharetoa Geothermal AssetscoreStrategic or Co-development PartnerJoint venture partner for TOPP1 and TOPP2 geothermal stations. Provides long-term supply of geothermal heat to the stations and manages wells and steam fields. Creates operational synergies across all geothermal plants with options for future power station development.
• Ngāti Tūwharetoa Holdings LtdcoreStrategic or Co-development PartnerLand lease holder for TOPP1 and TOPP2 geothermal stations. Partnership enables geothermal development on Māori-owned land.
• Kawerau A8D Ahu Whenua TrustcoreStrategic or Co-development PartnerJoint venture partner for Te Ahi O Maui geothermal power plant (26MW, operational since 2018). This was the first geothermal plant Eastland Generation built from the ground up. Trust holds mana whenua over the Kawerau area.
• Matata Parish 39A 2A Ahu Whenua TrustminorStrategic or Co-development PartnerLand owner for Geothermal Developments Limited (GDL) plant on private land surrounded by indigenous forest and river.
• Matata Parish 39A 2B Ahu Whenua TrustminorStrategic or Co-development PartnerLand owner for Geothermal Developments Limited (GDL) plant on private land surrounded by indigenous forest and river.
• Ngai TāwhiricoreStrategic or Co-development PartnerHapū who hold mana whenua over the Te Ihi o te Rā solar site at Gisborne Airport. Provided support and guidance, played key role in weaving traditional wisdom into the renewable energy approach. G gifted the name Te Ihi o te Rā (the rays, the essence of the sun).
• Trust TairāwhiticoreStrategic or Co-development PartnerSole shareholder of Tairāwhiti Investments Limited. Three guiding principles including Kia toitū (sustainability): 'Being good ancestors and our obligations to future generations.'

Scale indicators5 records

Recent moves8 records

Expansion highlights6 records

Market position

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/eastland-generation

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries1 record

Funding overview

Funding rounds1 record

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Eastland Generation