ACT. From July 1st all base and binder manufactured warm. Cutting carbon with every load.

Cutting carbon with every load

Saving 13,500 tonnes of CO2 by switching to warm mix asphalt

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We are the UK's leading sustainable construction materials, road contracting and building products business.

We lead in the supply of construction material comprising aggregates, asphalt, cement, lime, concrete, road contracting, building products and recycling services.

"We work with you to understand,
share and achieve your ambitions."

Tarmac combines the knowledge and expertise of two of the construction industry's most iconic brands; Tarmac, the pioneers of the modern road; and Blue Circle, the company that patented Portland Cement.

Our latest news

Biodiversity success at Swarth Moor SSSI as Tarmac raises bog’s standard

August 15, 2022
The threatened species, the great crested newt, has been recorded in record numbers following the successful restoration of a raised bog between Tarmac’s Arcow and...
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Jessica Morden MP builds construction knowledge with visit to Tarmac concrete plant

August 12, 2022
Jessica Morden, MP for Newport East, took time out of her busy constituency day to visit our Llanwern Readymix Concrete Plant.
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New playpark for Sonning Common thanks to grant from Tarmac Landfill Communities Fund

August 9, 2022
Residents in Sonning Common, Oxfordshire, have celebrated the opening of a new playpark, thanks to a grant from the Tarmac Landfill Communities Fund.
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Boost for Uffington Cricket Club thanks to Tarmac Landfill Communities Fund

August 4, 2022
Members of a thriving community cricket club in Lincolnshire have been bowled over after a much-needed £17,450 donation helped them build new welfare facilities.
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Paul McLennan MSP visits Tarmac’s Dunbar Cement Plant

August 3, 2022
Local Member of the Scottish Parliament for East Lothian, Paul McLennan MSP, recently paid his first visit to our Dunbar Cement Plant since being elected...
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Tarmac employees spend day volunteering in the Yorkshire Dales

August 2, 2022
Employees from Tarmac sites across the Yorkshire Dales have taken part in a day’s volunteering with Yorkshire Dales Millennium Trust (YDMT).
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At Tarmac, we are driving continuous progress

Learn more about Sustainability at Tarmac

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We are Tarmac

Our values are the principles for the way we do things, across our business.


"We are proud of our heritage and our ambition. We learn from the past to ensure we are building our future. A future that is robust and effective in meeting the challenges of an evolving world."


"With over 150 years' experience providing solutions we drive innovation and the continuous improvement of ever more, sustainable operations. Our ambition is to support our business, our people, customers and communities in the delivery of infrastructure, new homes and UK growth."


"We encourage our people to work together safely and to promote an open culture where everyone can make a difference and be different. Inside and externally, we look out for one another, build relationships and share expertise."