How AWS is Supporting Renewable Energy Investment in Ireland

How Amazon Web Services finances new wind and solar capacity in Ireland

Amazon Web Services has become a significant buyer of renewable energy in Ireland. The company uses corporate power purchase agreements to fund new wind and solar projects. This approach creates bankable demand for developers and links data centre expansion to new clean power supply rather than simply increasing load on the existing grid.

The scale of these commitments is substantial. AWS signed agreements to support up to 800 megawatts of additional renewable capacity across Ireland. These deals include wind farms and solar installations, some built without subsidy support. For context, that volume represents a meaningful share of Ireland’s renewable energy pipeline at a time when data centre electricity demand has become politically contentious.

This model matters because it addresses a commercial and political tension. Data centres consume large amounts of electricity in a country working to decarbonise its grid. However, when operators finance new generation assets rather than drawing from existing supply, they can support Ireland’s climate targets while enabling digital infrastructure growth. AWS has positioned itself as a catalyst for renewable buildout, not just a consumer of power.

The Donegal wind farm established a new procurement model

In 2019, Amazon announced a 91.2 megawatt wind farm in Donegal. The company said the project would be built without subsidies, making it the first unsubsidised corporate power purchase agreement in Ireland. Developers typically rely on guaranteed tariffs or contracts for difference to secure financing. This deal demonstrated that utility-scale wind could pencil out on merchant terms when backed by a creditworthy corporate buyer.

Amazon stated the wind farm was expected to deliver clean energy by 2023. The project formed part of a broader set of renewable developments intended to support AWS’s goal of powering its global infrastructure with 100% renewable energy. By creating a route to market for projects outside the subsidy regime, the agreement opened a new funding channel for Irish renewables.

The Donegal deal also set a precedent for other corporate buyers. Unsubsidised PPAs reduce the burden on Ireland’s support schemes and enable faster deployment when planning consent and grid connection are secured. For AWS, the arrangement locked in predictable pricing and demonstrated additionality, meaning the company could claim it was financing generation that would not otherwise have been built.

Bord na Móna partnership extends the approach to solar and grid infrastructure

AWS later expanded this strategy through a partnership with Bord na Móna, the state-owned company transitioning from peat extraction to renewable energy. Bord na Móna said AWS would be the first business to join its Eco Energy Park, a development designed to deliver wind and solar power, flexible generation for grid resilience, and new grid connections. The companies stated the arrangement would create a pathway for AWS data centres in the Midlands powered by wind and solar energy.

This partnership aligns with Ireland’s Principles for Sustainable Data Centre Development, which require new facilities to demonstrate they will not overload the grid and should support additional renewable capacity. The framework emerged in response to concerns that data centres could jeopardise Ireland’s climate commitments and strain electricity supply during peak demand periods. Consequently, AWS’s investment in new generation and grid infrastructure addresses both regulatory expectations and commercial risk.

The first power purchase agreement under this pipeline was for Derrinlough Wind Farm in County Offaly, a 105 megawatt project. The partnership also contemplates solar installations, which complement wind generation by producing power during different periods. Furthermore, the Eco Energy Park model includes flexible generation assets that can respond to grid signals, helping to manage intermittency and support system stability as variable renewables increase.

Bord na Móna brings land, grid access, and planning expertise to the arrangement. The company controls significant acreage in the Midlands, much of it former peatland being rehabilitated or repurposed for renewable energy. As a result, AWS gains access to a pipeline of projects with reduced development risk, while Bord na Móna secures long-term offtake agreements that make projects financeable.

AWS reports matching all electricity consumption with renewables

Amazon says its cloud infrastructure is built around procuring renewable power from utility-scale wind and solar projects that add new carbon-free energy to the grid. The company reported that 100% of electricity consumed by Amazon was matched with renewable energy sources in 2024 for the second consecutive year. This means Amazon purchased enough renewable energy credits or power purchase agreements to cover its total electricity use globally.

Matching consumption with renewables does not mean every data centre runs exclusively on wind or solar at all times. Instead, Amazon buys renewable energy equivalent to its total use, often through long-term contracts that finance new projects. The company accounts for this using renewable energy certificates and time-matching in some regions, where generation and consumption are aligned within the same hour.

AWS also stated it was on track to power its operations, including those in Ireland, with 100% renewable energy by 2025. This target precedes the company’s broader commitment to reach 100% renewable energy across all Amazon operations by 2030. The distinction matters because AWS data centres represent a large share of Amazon’s total electricity demand, and achieving this milestone requires securing contracts for new capacity in multiple markets.

What this means for Irish renewable energy developers and grid planning

Corporate power purchase agreements from AWS and similar buyers provide revenue certainty that allows developers to secure project finance. Banks and investors require predictable cash flows before committing capital to wind and solar projects. A long-term contract with a creditworthy counterparty significantly reduces merchant risk and enables projects to proceed without relying on subsidy auctions, which are capacity-constrained and politically dependent.

For Ireland’s grid operator, large corporate buyers can also help manage system planning. When data centre operators commit to funding new generation and grid reinforcements, they reduce the risk that new load will outpace supply. EirGrid, Ireland’s transmission system operator, has expressed concern about data centre demand growth. However, co-locating generation or securing dedicated PPAs can alleviate some of that pressure by ensuring new demand is matched with new supply.

There are also implications for renewable energy targets. Ireland aims to generate 80% of electricity from renewables by 2030. Reaching that goal requires adding several gigawatts of wind and solar capacity, much of it from projects not yet financed. Corporate buyers accelerate deployment by providing a route to market outside the Renewable Electricity Support Scheme, Ireland’s main subsidy mechanism, which has limited auction volumes and long lead times.

Nevertheless, the model is not without friction. Critics argue that large corporate buyers can crowd out smaller projects or distort wholesale markets by locking up capacity under private contracts. There are also questions about additionality, specifically whether companies are financing genuinely new projects or simply buying credits from existing assets. AWS has emphasised that its Irish deals support new builds, including projects like Derrinlough that would not have proceeded without the PPA.

AWS highlights downstream uses of renewable energy and heat recovery

Amazon has also pointed to secondary benefits from its Irish operations. The company announced a scheme that could supply 1,000 homes with free hot water using waste heat from data centres. This type of district heating project repurposes thermal energy that would otherwise be vented, improving overall energy efficiency and reducing household heating costs.

AWS also stated that another project is expected to save 1,600 tonnes of carbon per year in its first phase. These initiatives are part of broader efforts to demonstrate that data centres can contribute to local decarbonisation beyond electricity procurement. However, the scale of these schemes remains modest relative to overall data centre energy use, and deployment depends on local heat networks and regulatory support.

Key facts about AWS renewable energy commitments in Ireland

• AWS has signed agreements to support up to 800 megawatts of additional renewable energy projects in Ireland, including wind and solar at the Eco Energy Park in the Midlands.
• The 91.2 megawatt Donegal wind farm announced in 2019 was the first unsubsidised corporate power purchase agreement in Ireland, expected to deliver clean energy by 2023.
• The first PPA under the Bord na Móna partnership was for Derrinlough Wind Farm in County Offaly, a 105 megawatt project.
• Amazon reported that 100% of electricity consumed by the company was matched with renewable energy sources in 2024 for the second consecutive year.
• AWS stated it was on track to power its operations, including those in Ireland, with 100% renewable energy by 2025, ahead of its broader 2030 commitment.
• The Eco Energy Park model includes wind, solar, flexible generation for grid resilience, and new grid connections, in line with Ireland’s Principles for Sustainable Data Centre Development.
• AWS announced a scheme that could supply 1,000 homes with free hot water using waste heat from data centres, and another project expected to save 1,600 tonnes of carbon per year in its first phase.

Implications for UK businesses watching data centre procurement models

The AWS approach in Ireland offers a template for how large electricity users can support renewable energy deployment while managing regulatory and reputational risk. In the UK, data centre operators face similar pressures around grid capacity, planning consent, and alignment with net zero targets. Corporate PPAs are becoming more common, particularly for facilities seeking to demonstrate additionality and avoid accusations of free-riding on existing renewable supply.

For businesses considering their own renewable energy procurement, the Irish example highlights the importance of long-term contracts and project finance. Short-term renewable energy certificate purchases provide limited commercial or climate benefit compared to agreements that fund new capacity. Similarly, co-locating generation or securing dedicated grid connections can reduce exposure to wholesale price volatility and grid constraints.

There are also lessons about stakeholder engagement. AWS has framed its Irish investments as supporting national climate goals and local communities, including through heat recovery schemes and job creation. This narrative helps counter opposition to data centres, which has intensified in Ireland due to concerns about electricity supply and carbon emissions. UK operators expanding data centre capacity would benefit from similar strategies that demonstrate tangible contributions to decarbonisation and local economies.

Businesses in sectors with high electricity demand, such as manufacturing, food processing, or logistics, can also learn from this model. Corporate PPAs are not limited to data centres. Any large electricity user with creditworthy financials can negotiate long-term agreements with developers, locking in pricing and supporting new renewable projects. In some cases, these arrangements can be structured to include grid services or storage, further improving commercial terms and system value.

However, UK businesses should also be aware of the complexities involved. Negotiating a PPA requires legal, financial, and technical expertise. Contracts typically run for 10 to 15 years, so businesses need confidence in their long-term electricity needs and financial stability. There are also risks around project delivery, grid connection delays, and changes in subsidy regimes that can affect contract economics. Working with experienced advisers and legal counsel is necessary to navigate these issues.

We work with businesses on carbon reporting compliance and renewable energy procurement strategies, including evaluating corporate PPA opportunities and aligning energy purchasing with net zero commitments. Our ESG compliance support helps companies meet regulatory requirements and prepare for increasing scrutiny of climate-related claims.

Where to find further information on corporate renewable energy procurement

The UK government provides guidance on corporate power purchase agreements through the Department for Energy Security and Net Zero. The Renewable Electricity Support Scheme and related policy documents explain how corporate buyers can participate in renewable energy markets. Additionally, the Office of Gas and Electricity Markets regulates electricity markets and provides information on grid connections and supplier licensing.

Industry bodies such as the Institute of Environmental Management and Assessment offer resources on environmental best practice and sustainability reporting, including guidance on renewable energy procurement and additionality. The Climate Change Committee publishes annual progress reports on the UK’s path to net zero, which include analysis of electricity system decarbonisation and corporate energy use.

For businesses evaluating renewable energy options, the Business Energy portal provides market intelligence and supplier comparisons. However, corporate PPA negotiations typically require bespoke advice rather than standardised switching services. Legal and financial advisers with experience in project finance and electricity markets can help businesses assess whether a PPA is commercially viable and structure terms to manage risk.