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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  1. Kenmare Community Hospital
    Public Sector

    HSE improves energy efficiency in County Kerry facilities

  2. Picture of home featured in case study
    Energy Research

    Testing flexibility of renewable energy systems based on price

  3. Solar panels on a farm building in Dingle, Co. Kerry
    Communities

    West Kerry Dairy Farmers SEC – Ireland’s first sectoral Sustainable Energy Community

  4. Heat pumps installed at BOI buildings
    Business & Industry
    Large Industry Energy Network

    Bank of Ireland's decarbonisation journey

  5. Margaret Murphy, homeowner, and Ken Lee from One Stop Shop Leetherm.
    Home Energy Upgrades

    Kilkenny bungalow gets home energy upgrade

  6. Photo of Anne Marie
    Home Energy Upgrades

    Galway home goes from BER C2 to A1

  7. SE Systems wins SEAI Residential Energy Upgrades Award
    Home Energy Upgrades

    SE Systems won the SEAI ‘Residential Upgrades’ Energy award

  8. Wexford Town SEC
    Communities

    Wexford Town SEC: Driving a Just Transition Through Community Action

  9. Heat pump and Solar PV array at Ballyogan Operations Centre
    Business & Industry
    Public Sector
    Renewable Technologies
    Featured

    Dún Laoghaire-Rathdown County Council Ballyogan Operations Centre Decarbonisation Project

  10. Aerial view of Astellas Kilorglin site.
    Business & Industry
    Large Industry Energy Network

    Astellas Ireland achieving significant sustainable energy goals

  11. Group photo taken at Broiler Advisory Services.
    Business & Industry
    EXEED

    Broiler Advisory Services Reduces Energy by 52% with EXEED

  12. Tipperary Town SEC presenting its Energy Master Plan in a townhall
    Communities

    Tipperary Town Sustainable Energy Community (SEC)

  13. David Currid, owner of Grantstown Nurseries, holding a box of tomatoes.
    Business & Industry
    Renewable Technologies
    Support Scheme for Renewable Heat

    Grantstown Nurseries install biomass boiler

  14. The Energy Team at Kepak Group accepting their SEAI Energy Award 2025.
    Business & Industry

    Kepak makes award winning energy efficiency improvements

  15. ISCycle-case-study
    Energy Research

    ISCycle – Supporting an inclusive and sustainable transition away from fossil fuel transport

  16. Barrow Valley Tourism Hub
    Communities

    Graiguenamanagh Sustainable Energy Community Solar Project