Case Studies

Whether you're planning an energy efficiency upgrade or researching the benefits of energy efficiency, our case studies can show you how energy efficiency projects have been completed.

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Martina standing outside her home with John from SSE Airtricity
Home Energy Upgrades

Semi-D goes from a BER D1 to A2 following a home energy upgrade

Martina is now living in a more comfortable and energy efficient home following multiple energy upgrades managed by an SEAI registered One Stop Shop

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Tyndall-Institute-Building-External
Business & Industry
Featured
EXEED

Tyndall National Institute lowers energy use and carbon emissions by 33% and energy costs by 23%

The energy team used the EXEED IS 399 process to identify significant energy and CO2e savings measures across its campus.

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Mullingar Park Hotel
EXEED
Business & Industry

Optimising hotel energy efficiency at Mullingar Park Hotel

Mullingar Park Hotel’s successful EXEED certified energy transformation delivers energy savings of 665,905 kWh/yr and carbon reduction 138 tCO2/yr

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Three people pose with EXEED certification
EXEED
Business & Industry

Shannon Springs Hotel’s EXEED certified achievements of 48% savings against the baseline

A landmark EXEED certified project delivering energy savings of 510,000 kWh/yr, and carbon emission reductions of 117 tonnes of CO2/yr, and enhanced hotel operational performance.

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A group of people outside Maynooth University Ireland
Business & Industry
EXEED

Designing a low-carbon academic building at Maynooth University

Applying EXEED at the design stage delivered 29.5% measurable energy and carbon savings.

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Team at Kilsaran being present with a plaque for EXEED Certification
EXEED
Business & Industry

Design-led energy performance optimisation at Kilsaran Asphalt Plant, Tullamore

Through SEAI’s EXEED programme, Kilsaran achieved verified energy and carbon savings at its Tullamore Asphalt production facility.

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Man standing outside of his house
Home Energy Upgrades

Kildare homeowner cuts his energy bills by almost 50%

Thomas chose the SEAI One Stop Shop grant to help bring his home from a BER C to BER A1.

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Three men walking with Markree Castle Hotel in the background.
Business & Industry
Support Scheme for Renewable Heat

A 17th century castle brings its energy efficiency into the 21st century

Renewable heat at the heart of a heritage estate. A 350kW biomass boiler now supplies 80% of Markree Castle’s thermal energy, transforming comfort and cutting costs.

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Roadstone truck at Belgard plant
Business & Industry
Featured
Large Industry Energy Network
EXEED

Roadstone blacktop optimisation: designing for energy efficiency and carbon reduction with EXEED

Through SEAI’s EXEED Certified Energy Efficient Design approach, Roadstone optimised its blacktop production process, reducing energy use and emissions while boosting operational performance across its asphalt plants.

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Erris SEC
Communities

From master plan to implementation: co-creating community-led energy solutions for Erris

Postgrad students from Germany worked with Erris SEC to explore renewable energy options within the community.

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  1. ocean-wave
    Energy Research

    Ireland now has an integrated solar, wind and wave energy forecasting system

    Researchers have been working on ways to improve forecasting capabilities to benefit effective renewable energy usage.

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  2. Defence Forces
    Public Sector

    The Defence Forces reach decarbonisation targets through energy upgrade measures

    Throughout its facilities, the organisation has undertaken energy upgrades including solar panels, EV charging infrastructure, heat pumps and new heating systems.

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  3. Energy efficient homes
    Energy Research

    The reality of daily energy use in A-rated homes

    We all know that A-rated homes are the most energy efficient - but how do they perform in the reality of daily use, compared to expectations?

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  4. the owner of Shannon Springs sitting in their restaurant
    Business & Industry

    Easy Wins Business Case Studies

    Hear from SMEs across Ireland who have received funding and support from SEAI to reduce costs and carbon emissions. It’s an easy win!

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  5. EEOS case study
    Business & Industry

    Obligated Party Support – Louth County Council and Energia 2023 partnership 

    Energia, an Obligated Party, provided technical and financial support to Louth County Council, enabling them to complete home energy upgrades at 195 homes. They then claimed the resulting energy savings credits against their Residential and Energy Poverty targets. 

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  6. EEOS case study
    Business & Industry

    Obligated Party Support: Donegal County Council and Retrofit Energy Ireland Limited (REIL) partnership

    Donegal County Council has received both technical and financial support from Retrofit Energy Ireland Limited (REIL), an Obligated Party, to deliver key energy saving projects.

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  7. Heatworks Tallaght
    Business & Industry
    Renewable Technologies

    Tallaght District Heating Scheme

    The Tallaght District Heating Scheme is the first large-scale district heating network of its kind in Ireland. The network currently supplies heat to a number of public and residential buildings in the area using waste heat from the nearby Amazon data centre.

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  8. Poppies
    Business & Industry

    Wicklow café transforms its energy efficiency after a host of upgrades.

    Poppies Café in Enniskerry saves money and improves energy efficiency with a suite of energy upgrades.

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  9. Medtronic
    Business & Industry
    Large Industry Energy Network

    Medtronic Parkmore implements energy saving and decarbonisation projects

    The Galway facility has embarked on several energy saving and decarbonisation projects after initiating Corporate Sustainability Goals.

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  10. Donegal Hotel
    Business & Industry

    Ireland’s most northerly hotel implements a suite of energy upgrades

    SEAI Energy Awards finalist, Ballyliffen Lodge and Spa, saves money and improves energy efficiency with a suite of energy upgrades.

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  11. Frank home
    Home Energy Upgrades

    Glasnevin home achieves BER A3 after home energy upgrade

    Frank’s Glasnevin semi-detached home went from BER G to BER A3 after a home energy upgrade through SEAI’s One Stop Shop service.

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  12. Kilmihil Active Retirement
    Communities

    Kilmihil Active Retirement

    Community Grant Funding fuels elderly adventures across Clare Heritage sites with Kilmihil Active Retired Association.

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  13. AbbVie
    Business & Industry
    Large Industry Energy Network

    HVAC optimisation at AbbVie Ballytivnan, Sligo

    This low-cost project, HVAC Optimisation at AbbVie, Sligo has shown substantial savings over 4 months.

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  14. Smart meter
    Public Sector

    Longford and Westmeath Education and Training Board embark on smart meter project

    LWETB installed smart meters across 24 locations to better manage their energy consumption. Since the smart meters were installed, LWETB has seen significant energy savings:

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  15. Millennium Community Centre
    Communities

    Millennium Community Centre gets major energy upgrade

    Respond Housing Association’s mission is to play an enhanced role in effectively addressing the housing and homelessness crisis in Ireland by expanding and improving the housing services they provide.

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  16. Showroom selling kitchen utilities
    Business & Industry

    Household Dishwashers: From non-compliance to resource efficiency

    From non-compliance to resource efficiency: how SEAI is shaping a more sustainable energy-related market.

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