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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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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Picture of home featured in case study
Energy Research

Testing flexibility of renewable energy systems based on price

The aim of this project is to control the power flowing into and out of a home through a single, remotely operated smart platform.

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

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

A farmer-led Sustainable Energy Community on the Dingle Peninsula is cutting energy costs, installing solar power, building community cohesion and reshaping how dairy farming engages with climate action.

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

Bank of Ireland's decarbonisation journey

Bank of Ireland IT centre reduces its reliance on fossil fuels contributing to BOI’s 49.3% SBTi Carbon reduction target.

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SE Systems wins SEAI Residential Energy Upgrades Award
Home Energy Upgrades

SE Systems won the SEAI ‘Residential Upgrades’ Energy award

SE Systems, Winner at the 2025 SEAI Energy Awards, transformed the comfort for residents living at Douglas Lions Club, Co. Cork.

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Wexford Town SEC
Communities

Wexford Town SEC: Driving a Just Transition Through Community Action

A passionate volunteer group in Wexford Town is tackling building fabric issues while reducing fossil fuel use in the community.

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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

This case study examines the decarbonisation project for the Ballyogan Operations Centre, part of Dún Laoghaire-Rathdown County Council corporate estate. It serves as a powerful example of what can be accomplished through collaboration and shared values, and it will undoubtedly inspire other public bodies who are looking to enhance energy performance.

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

Astellas Ireland achieving significant sustainable energy goals

The Astellas Killorglin site is reaping the benefits from investing in several energy efficiency projects.

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Group photo taken at Broiler Advisory Services.
Business & Industry

Broiler Advisory Services Reduces Energy by 52% with EXEED

Through SEAI's EXEED-certified Energy Efficient Design approach, Broiler Advisory Services reduced farm energy use and associated carbon emissions by 52%, saving 1.4 GWh and 350 tonnes of CO2e annually while improving operational control.

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David Currid, owner of Grantstown Nurseries, holding a box of tomatoes.
Business & Industry
Renewable Technologies

Grantstown Nurseries install biomass boiler

A second-generation tomato grower moves away from using fossil fuels to renewable heat to heat the glass houses.

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  1. Picture of home featured in case study
    Energy Research

    Testing flexibility of renewable energy systems based on price

    The aim of this project is to control the power flowing into and out of a home through a single, remotely operated smart platform.

    Find out more
  2. ISCycle-case-study
    Energy Research

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

    This research project explores the impact of short-term ebike loans in workplace settings and is aimed at individuals often excluded from existing schemes, such as caregivers, people with disabilities and those outside standard employment.

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  3. houses-solar-panels
    Energy Research

    Software enables authorities to assess energy performance of housing

    Retrokit 2.0 is a cloud-based project planning and implementation toolkit to foster the uptake of deep energy retrofit in housing.

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  4. 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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  5. 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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  6. Poolbeg
    Energy Research
    Renewable Technologies

    How integrating heat, electricity and transport sectors can help Ireland reach net zero

    Can we find more effective ways to store and integrate excess
    renewable energy? That was the task at hand for this project,
    using Dublin's Poolbeg area as a case study.

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  7. Georgina-Foley_Exceedence
    Energy Research

    A financial modelling solution for renewable energy projects

    EXFIN, a new cloud-based software provides a financial modelling solution for renewable energy projects.

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  8. Nimbus-logo
    Energy Research

    Nimbus Research Centre: DENiM project

    Nimbus is Munster Technological University's (MTU) largest research centre with over 40 staff and research students. Nimbus's DENiM Platform unlocks energy savings through data analytics.

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  9. Energy-awards-23_Lawler-Sustainability
    Energy Research

    Lawler Sustainability carries out award-winning research project

    Lawler Sustainability took home the 2023 SEAI Energy Award for Excellence in Energy Research & Innovation.

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  10. CoWind_Team-Photo
    Communities
    Energy Research
    Renewable Technologies
    Featured

    Community Engagement in Wind Energy: Innovative approaches to achieving a social license (Co-Wind)

    The 2018 SEAI National Energy Research Development & Demonstration (RD&D) Programme supported the UCC led Co-Wind project, which aims to better understand and improve community engagement with local wind farms in Ireland

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  11. UCC-MaRINET2-image
    Energy Research

    SEAI Energy Awards 2022 Winner | Ore Group MaREI UCC

    Ore Group MaREI UCC were the winners of the 'Excellence in Energy Research and Innovation' category at the SEAI Energy Awards 2022. Find out why, in this case study.

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  12. Wind-turbines
    Climate Action
    Energy Research

    Research Funding Supporting Policy Papers and Climate Targets

    The research outcomes have contributed to policy papers that have helped to inform national policy, in particular the Climate Action Plan target of 70% RES-E by 2030.

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  13. Biofeuls
    Renewable Technologies
    Energy Research

    Irish Scientist Collaborating on International Biofuel Research

    With almost all of our transport energy coming from liquid fuels, the group were looking for affordable solutions to decarbonising transportation systems through the use of bioenergy.

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  14. Placeholder
    Energy Research

    Pharma company Hollister achieves big energy savings with air changes

    How a feasibility study was carried out to investigate the
    potential to reduce the air change rates

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  15. shutterstock_135251957
    Energy Research

    DkIT Small Wind Turbine Research

    Dundalk Institute of Technology got involved with what is known as
    'Task 27' to provide research in relation to small turbines.

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