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GRS Group

Rail Stone Solutions Ltd is a subsidiary of GRS and is already an established supply partner to 'tier one' contractors, delivering to some of the country's highest profile infrastructure schemes. GRS has been involved in major projects such as the Channel Tunnel, Crossrail and Heathrow Terminal 5 and we've supplied to virtually every motorway in the country. Recent infrastructure examples include supplying materials to Hinkley Point C, Thames Gateway and the new A14 in Cambridgeshire, currently England's biggest highway scheme.

Over 50 years the company has developed a locally-focused, service-driven business, expanding to 75 depots and operations nationwide. GRS has supplied to many of Britain’s high-profile infrastructure projects and in 2017 was among the highest climbers the Sunday Times top track 250 growth companies.



Tarmac, a CRH company, is the UK’s leading sustainable building materials and construction solutions business. The company’s innovative services and solutions help to deliver the infrastructure needed to grow the British economy today and create a more sustainable built environment to support future prosperity.


Aggregate Industries

Aggregate Industries, a member of the LafargeHolcim Group, is a leading player in the construction industry, committed to creating a better built environment through its sustainable approach. The company produces and supplies a range of construction materials including aggregates, asphalt, ready-mixed concrete and blocks. It also imports and supplies cement materials and offers national road surfacing/contracting services.