Celtic Renewables patented low-carbon technology converts unwanted and low-value biological material into high-value renewable chemicals, sustainable biofuel, and other commercially and environmentally valuable commodities.
Watch the animation to see how we process the whisky production residues, draff and pot ale.
From Louis Pasteur’s first biobutanol observation in 1861 to the launch of Celtic Renewables in 2012, follow the fascinating history of the ABE industry.
Celtic Renewables is widely regarded as one of the most innovative new sustainable cleantech companies in the UK. In a relatively short existence, the company has generated an exceptional global profile and awareness for our patented low-carbon process technology.
To learn about our journey, view our timeline…
The company’s first production plant – and Scotland’s first biorefinery – is currently under construction at Caledon Green in Grangemouth, Scotland.
Learn more about our flagship Caledon Green facility.
Celtic Renewables are the proud winners of the Sustainability Award at this year’s Chemical Industry Awards. The awards are the premier accolades for the UK chemical industry and are designed to offer a unique opportunity to highlight and promote excellent performance at the company, site or individual level. The Sustainability …
The Founder of Celtic Renewables, Professor Martin Tangney OBE, was one of five trailblazing alumni who were honoured with the highly prestigious Alumni Achievement Award from their alma mater University College Cork (UCC), Ireland, at a gala awards dinner in Ireland. The awards recognise UCC graduates who have gone on …
The innovation underpinning Celtic Renewables is featured on the first programme of a new season of the sustainability film series RE:TV which is shown online and broadcast on Amazon Prime. RE:TV was launched in 2020 by HRH The Prince of Wales, as part of the Sustainable Markets Initiative (SMI) and it …