Stanwell Corporation

What Stanwell Corporation does

Stanwell Corporation Limited is a Queensland Government Owned Corporation (GOC) that generates and sells electricity, supplying approximately 33% of Queensland's electricity needs and serving the National Electricity Market (NEM) as well as large commercial and industrial customers across Australia's eastern seaboard. The company operates a diversified generation portfolio anchored by two coal-fired power stations — Stanwell Power Station (1,460 MW near Rockhampton) and the Tarong Power Stations (1,843 MW combined near Kingaroy, including Tarong North's supercritical 443 MW unit) — backed by the vertically integrated Meandu Mine for coal supply. Approximately 70% of generated electricity is sold directly to large commercial and industrial customers consuming 5 GWh or more annually through bespoke multi-year contracts, with the remainder traded through the NEM wholesale spot market on a five-minute dispatch cycle.

Stanwell is actively transitioning its portfolio toward firmed renewable energy, with operational and in-development assets including the Wambo Wind Farm (joint venture), Tarong Battery (600 MWh, part of a broader 2.8 GWh firming portfolio targeting 4.3 GW of state-level storage by 2030), Stanwell Battery, and the Lockyer gas generation project. The Stanwell Energy Solutions division offers additional commercial products including onsite solar and battery solutions (100 kW to 5 MW), EV charging solutions (including Charging-as-a-Service), Virtual Power Plant participation, and the Progressive Purchasing portal for block-based energy procurement. The wholly owned subsidiary Stanwell Asset Maintenance Company (SAMCo) extends the company's 40+ years of generation expertise into third-party O&M services for wind, solar, battery, pumped hydro, and synchronous condensers under ISO 9001, 14001, and 45001 certifications.

Revenue mechanics are split across direct contract sales to large C&I customers (subscription/recurring), NEM wholesale trading, renewable generation, asset maintenance services (professional services), and hardware sales (EV chargers, onsite solar). Government ownership by the Queensland Government — accountable to shareholding Ministers and operating under the Government Owned Corporations Act 1993 (Qld) — provides regulatory alignment with the Queensland Energy Roadmap, capital backing, and policy support, while also constraining commercial flexibility relative to private peers. The company employs 501-1,000 staff and is headquartered in Brisbane.

Name

Stanwell Corporation

Legal name

Stanwell Corporation Limited

Website

https://stanwell.com

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Stanwell Corporation Limited is a Queensland Government Owned Corporation that operates a diversified generation portfolio — coal, wind, solar, battery storage, and gas — supplying about 33% of Queensland's electricity and serving large commercial and industrial customers across Australia's eastern seaboard.

Ownership category

akta.pro rank

Product category

Electricity Generation and Energy Supply

NAICS

Electric Power Generation, Transmission and Distribution (2211), Electric Power Generation (22111), Solar Electric Power Generation (221114), Wind Electric Power Generation (221115), Fossil Fuel Electric Power Generation (221112), Electric Bulk Power Transmission and Control (221121)

SIC

Electric Services (4911), Electric, Gas & Sanitary Services (4900), Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)

akta.pro secondary industries

Temporary Construction Utilities & Logistics (Laydown Yards, Temporary Power, Transport) (EUAMAFAL), Electrical Systems O&M (Substations, Transformers, Switchgear, Protection & Controls) (EUAMAGAH), Asset Management & Owner’s Engineering (Lifecycle Strategy, Budgeting, Technical Due Diligence) (EUAMAGAJ), Electrical Balance-of-Plant EPC (MV Collection, Cabling, Earthing, Lighting) (EUAEADAB)

Keywords

• Electricity generation
• Power generation
• Commercial energy supply
• Renewable energy
• Battery energy storage

Headquarters

HQ city

Brisbane

HQ country

Australia

HQ region

Oceania

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Electricity Generation and Trading: Stanwell generates electricity from coal-fired power stations and sells approximately 70% directly to commercial and industrial customers, with the remainder traded through the wholesale National Electricity Market (NEM). The NEM operates on a five-minute dispatch cycle enabling Stanwell to meet energy demand across the eastern seaboard.
2. Stanwell Energy Solutions Retail: Retail electricity sales to large commercial and industrial customers (5 GWh+ annually) across Queensland, Victoria, NSW, and ACT with flexible contracts tailored to customer usage profiles.
3. Renewable Energy Generation: Revenue from wholly owned and joint venture renewable energy projects including wind farms (Wambo Wind Farm), solar farms, and battery storage systems.
4. Asset Maintenance Services (SAMCo): Operations and maintenance services provided to third-party asset owners, OEMs, and EPC companies for renewable energy assets.
5. Energy Solutions Products: Additional products including onsite solar and battery solutions, EV charging solutions, virtual power plants, and multiple site solutions for commercial customers.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels6 records

Core offering

Stanwell Corporation is a Queensland Government Owned Corporation that generates and sells electricity from a diversified portfolio of assets, including two coal-fired power stations (Stanwell Power Station at 1,460 MW and Tarong Power Stations at 1,843 MW combined), renewable energy projects, and battery storage systems. The company supplies approximately 33% of Queensland's electricity needs and sells electricity directly to large commercial and industrial customers (5 GWh+ annually) across Queensland, New South Wales, Victoria, and the ACT. Through its Stanwell Energy Solutions retail arm, it offers tailored energy plans, onsite solar and battery solutions, EV charging, and progressive purchasing products; through its SAMCo subsidiary, it provides operations and maintenance services for renewable energy assets owned by third parties.

Product overview

Stanwell Corporation is Queensland's leading state-owned energy provider operating a diverse portfolio of generation assets and energy solutions. The core offering includes two highly efficient coal-fired power stations (Stanwell Power Station at 1460 MW and Tarong Power Stations at 1843 MW combined) that supply approximately 33% of Queensland's electricity needs, backed by the Meandu Mine for coal supply. The company is actively diversifying into renewable energy and storage through assets including the Wambo Wind Farm, Tarong Battery (600 MWh), and Stanwell Battery projects, plus the Lockyer gas generation project. Retail operations under Stanwell Energy Solutions serve commercial and industrial customers with products including the Progressive Purchasing Solution, Three Time Of Use Solution, Onsite Solar & Battery Solution, EV Charging Solution, and Multiple Site Solution with Virtual Net Metering. The subsidiary SAMCo provides operations and maintenance services for renewable assets including wind farms, solar farms, and battery storage systems. Coal Combustion Products are recovered and sold to other industries for circular economy benefits.

Differentiator

Problem solved

Functional benefit

Brands

• SAMCo (Stanwell Asset Maintenance Company): Operations and maintenance services for renewable energy assets including wind farms, solar farms, grid-scale batteries, pumped hydro and synchronous condensers

Products and services

• Stanwell Power Station Thermal coal-fired power station located 22 km west of Rockhampton in Central Queensland. One of Australia's most efficient coal-fired generators with 1460 MW maximum output, supplying approximately 15% of Queensland's electricity needs.
• Tarong Power Stations Coal-fired power stations located 45 km south-east of Kingaroy in Southern Queensland. Tarong has 1400 MW capacity (four 350 MW units) and Tarong North has 443 MW using supercritical boiler technology, together supplying approximately 20% of Queensland's electricity needs.
• Meandu Mine

Quantifiable outcome

• 33% of Queensland's electricity needs met by Stanwell
• +4 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability3 records

Feature5 records

Partnerships

Nine partnerships are on record, tiered core and minor.

• Queensland Investment CorporationcoreStrategic or Co-development Partner · 17 April 2026Queensland Investment Corporation completed market sounding for Central Queensland Gas Power Tender exploring ~400 MW of new gas-fired generation by 2032, attracting over 50 organizations with over 10 GW of potential capacity across 17 projects.
• CS EnergycoreStrategic or Co-development Partner · 17 April 2026Collaboration through Queensland's Investor Gateway platform supporting over 1,700 MW of potential capacity through collaborations with Government Owned Corporations including CS Energy, Stanwell, and CleanCo.
• CleanCo QueenslandcoreStrategic or Co-development Partner · 17 April 2026Collaboration through Queensland's Investor Gateway platform supporting renewable energy and storage projects with other Queensland GOCs including CleanCo.
• Origin EnergycoreTechnology or Integration · 17 February 2026Origin Energy manages a 12-year tolling agreement for Quinbrook's Supernode Stage One BESS project (260 MW / 619 MWh), with Stage 3 offtake agreement held by Stanwell. Origin provides grid management services for the battery energy storage system.
• Quinbrook Infrastructure PartnerscoreStrategic or Co-development Partner · 3 December 2025State-owned Stanwell signed an MoU to negotiate exclusive rights for Quinbrook's proposed energy hub project in Queensland. The project includes plans for a large-scale energy storage and generation facility with a 6.24 GWh battery storage system and gas turbines, aiming to be one of Australia's largest grid-scale energy storage developments.
• Tunuba (Indigenous Business)minorStrategic or Co-development PartnerStanwell partnered with Tunuba, an Indigenous business named after the Darumbal word for the Fitzroy River, to manage around 1,200 hectares of conservation land at Stanwell Power Station including the Stanwell Nature Refuge. Tunuba delivers land management services supporting local employment, cultural practice, and economic development in Central Queensland.
• Coronado Global Resources Inc.coreStrategic or Co-development PartnerCoronado Global Resources proposed a transaction with Stanwell Corporation and achieved structural improvements including the reset Stanwell arrangement. Coronado is a global producer and exporter of metallurgical coals supplying Stanwell Power Station's primary coal needs from the Curragh Mine.
• Fitzroy Basin AssociationminorStrategic or Co-development PartnerStanwell partnered with the Fitzroy Basin Association to complete creek rehabilitation works at Stony Creek on Stanwell Power Station site. Project supported by Reef Trust and Great Barrier Reef Foundation, helping protect the Great Barrier Reef by preventing sediment runoff.
• OEM Partners (Wind and Solar)coreTechnology or IntegrationSAMCo partners with original equipment manufacturers (OEMs) to deliver full operations and maintenance support for wind farms and solar farms, including asset management and optimization services.

Scale indicators8 records

Recent moves7 records

Expansion highlights8 records

Direct peers

• Origin Energy: Origin Energy is a major Australian integrated energy generator and retailer active in the NEM, with comparable generation portfolio, retail customer base, and renewables/storage strategy. Origin also partners with Stanwell/Quinbrook on Supernode Stage One BESS tolling, making it both peer and counterparty.
• CleanCo Queensland: CleanCo is Queensland's renewable-focused GOC, collaborating with Stanwell and CS Energy on the state's energy transition. It is directly comparable as a fellow Queensland state-owned generator competing for the same policy tailwinds and project pipeline.
• CS Energy: CS Energy is another Queensland Government Owned Corporation operating coal-fired and renewable generation assets in the NEM. It is the most direct peer — same ownership structure, same regulatory environment, same customer types, and a joint collaborator on the Queensland Energy Roadmap and Investor Gateway.
• Alinta Energy: Alinta Energy is a privately held Australian energy generator and retailer with coal, gas, and renewable assets supplying C&I and retail customers across the NEM. Comparable in business model (vertically integrated, large-C&I focused, eastern-seaboard markets) and ownership profile (private, large-scale).

Broad incumbents

• AGL Energy: AGL is Australia's largest integrated energy generator and retailer with coal, gas, wind, solar, and battery assets across the NEM. It is the broadest incumbent comparable to Stanwell in terms of generation mix, retail reach, and transition strategy, though it is publicly listed and significantly larger.
• EnergyAustralia: EnergyAustralia (owned by CLP Group) operates generation assets including coal, gas, wind, and battery storage across the NEM and sells electricity to retail and C&I customers. Comparable as a broad incumbent with similar generation-retail business model and eastern-seaboard footprint.
• Snowy Hydro: Snowy Hydro is a federally owned Australian generator and retailer with hydro, gas, and diesel assets plus the Snowy 2.0 pumped hydro build-out. Comparable as a government-owned integrated generator-retailer operating in the NEM with a major long-duration storage project pipeline.

Others

• APA Group: APA Group is Australia's largest natural gas infrastructure business, operating transmission pipelines, storage, and gas-fired generation. Comparable as adjacent energy infrastructure that supports Queensland's gas-fired firming strategy (relevant to Stanwell's Lockyer gas project) and as a potential infrastructure partner.

Emerging players

• Genex Power: Genex Power is an Australian renewable energy and battery storage developer with projects including the Kidston pumped hydro and Bouldercombe BESS. Comparable as a battery storage and pumped hydro developer competing for the same Queensland grid services market that Stanwell is targeting.
• Iberdrola Australia (formerly Infigen Energy): Iberdrola Australia is a wind and battery energy storage developer and operator in the NEM. Comparable as a renewable-focused player that would be a candidate customer for Stanwell's SAMCo O&M services and a competitor in Queensland's renewable build-out.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/stanwell-energy

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles16 records

Subsidiaries30 records

Funding overview

Funding rounds3 records

Investors2 records

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

M&A

Investments1 record

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

Frequently asked questions about Stanwell Corporation