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Celtic Offsite

Four men and one woman stood outside in front of agrey panel wall smiling at the camera

Celtic Offsite is a new social enterprise that manufactures low carbon homes and supports the local economy to thrive.

The Celtic Offsite factory in Caerphilly:

  • Manufactures high quality, sustainable timber frame structures complete with factory fitted insulation and windows to build up to 250 low carbon homes per annum
  • Uses over 28,000 sq. ft of manufacturing facilities to provide affordable housing for contractors and developers
  • Uses a Welsh supply chain, including local partners and Welsh timber where possible
  • Includes an on-site training suite to provide skills development and apprenticeships for green construction jobs

The factory has been awarded three prestigious International Organization for Standardization (ISO) certifications: ISO 9001 for quality management, ISO 14001 for environmental management and ISO 45001 for Health and Safety management. Celtic Offsite has also achieved PEFC certification for the chain of custody of forest-based products and were awarded Gold by the Structural Timber Association in their latest audit.

Contact us

Call: 029 2085 8128

Email: hello@celticoffsite.com


Meet Ieaun, Bex, Callum and Younes

We are removing 110% of our carbon emissions

Celtic Offsite has been certified as a Climate Positive Business by Earthly, meaning we will remove more greenhouse gas emissions than what we produce. This is an annual process achieved through monitoring our carbon footprint and removing it by 110% in collaboration on Earthly projects.
The Celtic Offsite factory has benefitted from over £2m of investment from Welsh Government’s Innovative Housing Programme.
Read the latest news from Celtic Offsite.