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Commercial case studies

Real commercial solar projects across Wales

See how Welsh businesses, care homes, sports clubs and commercial sites are using solar panels and battery storage to reduce reliance on the grid and make energy costs easier to manage.

Built around real sites

Commercial solar examples you can actually compare

Every business uses energy differently. These case studies show the range of sites Celtic Green Energy works with, from manufacturing and engineering to hospitality, care and community sport.

Use them as a starting point for what might be possible on your own roof, car park or commercial site.

Site-led designSystems are planned around usage, roof space, budget and future demand.
Practical outcomesClear focus on reducing imported electricity and improving long-term cost control.
Welsh businessesProjects across South and Mid Wales, with local survey, design and installation support.
Solar and storageBattery storage and EV charging can be considered where they make sense for the site.
Commercial solar case study installation in Wales
Project library

Featured commercial case studies

Browse recent commercial solar and battery projects. Where figures are already published on the site, they are included. Where they are not published, project details can be discussed during your assessment.

ManufacturingSports and leisureCare homesEngineeringCommercial buildings
Tovali Drinks commercial solar panels in Wales

Tovali Drinks

A Carmarthen manufacturing business using tailored solar to support production and reduce reliance on grid electricity.

ManufacturingCarmarthen
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Milsom House commercial solar panel installation

Milsom House

A family-run care home in Cowbridge with a solar installation designed to support a more sustainable energy setup.

Care homeCowbridge
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Cardiff Harlequins rugby club solar panel installation

Cardiff Harlequins

A Welsh rugby club project focused on reducing operating costs and supporting the club’s sustainability plans.

Sports clubCardiff
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Carmarthenshire Gymnastics commercial solar installation

Carmarthenshire Gymnastics

A sports facility solar project helping the centre improve energy resilience and reduce ongoing electricity costs.

LeisureCarmarthenshire
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Zeta Alarms commercial solar and battery installation in Wales

Zeta Alarms

A bespoke 60.59kWp solar panel and battery system for Zeta Alarm Systems, with published savings of over £13,000 a year.

Solar and battery60.59kWp
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Glais House solar and battery installation in Swansea

Glais House

A 38.5kWp solar and battery system at a Swansea care home, with published annual bill savings of over £7,500.

Care home38.5kWp
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