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. Members of Youghal SEC
    Climate Action
    Communities

    Youghal Blue & Green Community Network SEC

    Youghal SEC is part of a proactive community-led network which has created a membership model approach for other communities to follow. Their goal is to reduce their carbon footprint while also fostering a sense of pride and collective responsibility within their town in County Cork

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  2. A group of URL people standing infront of a fish sculpture
    Climate Action
    Communities

    Sligo Sustainable Energy Community

    Sligo town’s largest energy users and employers are working together to achieve behavioural change and lower carbon emissions across Sligo and Leitrim.

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  3. Four people riding bikes
    Climate Action
    Communities

    Triple SEC: Connecting Cabra SEC, Phibsboro Village SEC and Cosybatter SEC

    Triple SEC is changing the narrative around retrofitting to make it understandable and accessible to everyone in their community.

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  4. Family outside house with solar pv
    Communities
    Climate Action

    Greystones and Delgany SEC

    Greystones and Delgany Sustainable Energy Community (SEC) are tackling climate change in Co. Wicklow through grassroot initiatives, embracing innovation through technology and nature-based solutions.

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  5. case-study-lego-explorers
    Communities

    Donegal school receives funding for LEGO® project

    St Peter's NS uses LEGO® to develop their collaboration, teamwork, communication, and leadership skills

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  6. kilmurry-ibrickane
    Communities

    Kilmurry Ibrickane GAA pitch receives lighting upgrade

    A new lighting upgrade at the County Clare club enabled members to use the pitch year-round. .

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  7. Glinsk-4
    Communities

    Glinsk Case Study

    Glinsk Sustainable Energy Community (SEC) is making significant strides in promoting sustainable energy practices and transforming their rural community in Co. Galway.

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  8. Youghal-Energy-Info-Hub
    Communities

    Youghal Blue & Green Community Network: Leading the Charge for Sustainable Energy

    Youghal Blue & Green Community Network pioneer significant sustainable energy initiatives, making strides in energy efficiency and community engagement.

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  9. Kilanerin-Community-Centre
    Communities

    Kilanerin Community Centre goes solar

    A Sustainable Energy Community in Co. Wexford opted for Solar PV to help reduce energy bills at their community centre.

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  10. Greg-Heylin-OSS-customer
    Featured
    Home Energy Upgrades

    Dublin house achieves A1 BER

    Greg's 1950s end-of-terrace house on the south side of Dublin was transformed from a BER D2 to A1 after his home energy upgrade.

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  11. KPFA-Solar-Refurb-Hawthorn1
    Communities

    Kerry Parents and Friends Association upgraded two homes

    The Killarney based charity insulated two houses to give residents more comfort and reduce energy costs.

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  12. Ray-MacSharry-park
    Communities

    Ray MacSharry Park upgrades pitch lighting

    The football venue availed of SEAI community grant to revamp lighting.

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  13. St-Mary_s-Julianstown
    Communities

    St. Mary's Church invested in energy upgrades to improve comfort for parishioners

    The church in Julianstown, Co. Meath, decided to upgrade its windows, doors and ventilation

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  14. the-helix-dcu
    Communities

    Dublin City University's Helix Theatre improves its energy efficiency

    The busy venue wanted to address its energy performace as per the public sector targets for 2030.

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  15. Sandford-Park-School
    Communities

    Sandford Park School gets energy efficiency upgrades

    The Co. Dublin school needed to improve its environment for both students and staff.

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  16. BOYNE-FISHERMENS-RESCUE-RECOVERY
    Communities

    Boyne Fishermens Rescue and Recovery Service save on energy costs for boathouse

    The rescue and recovery service wanted to reduce their energy bills to allow them more budget to fuel the boats.

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