Careers Corporate Social Responsibility News Contact us LinkedIn Twitter YouTube Search SECTORS EXPERTISE PROJECTS PRODUCTS ABOUT Home About Us Our Locations OUR LOCATIONS BIRMINGHAM OFFICE The Head Office for Colas Ltd and main office for Colas UK Projects. 0333 577 3577 Email Us BIRMINGHAM Central regional office which is a centre for the supply of our products and services. General Enquiries +44 (0) 121 561 5561 Product Enquiries +44 (0) 121 561 4332 Email Us EAST KILBRIDE Regional office serving Scotland, which is a centre for the supply of our products. +44 (0) 1355 241 242 Email Us EXETER Regional office which is a centre for the supply of our products. +44 (0) 1392 207 201 Email Us GRANTHAM The specialist processes and surface treatments are based in Grantham along with our ITS product and manufacturing team. +44 (0) 1476 404 200 Email Us HULL SIAC SIAC and Colas UK Projects are working in partnership on the Humber Bank Link road between Grimsby and Stallingborough and on the Stoneferry Corridor Improvement project. +44 (0) 1342 711 000 Email Us ISLE OF MAN The Colas group of companies which includes, Colas Isle of Man Ltd and Auldyn Construction & Secure Scaffolding. +44 (0) 1624 828 828 Email Us LEEDS Regional depot for our contracting activities. +44 (0) 113 253 3463 Email Us LEEDS REGIONAL OFFICE Main office for our Northern activities. 01342 711000 Email Us LIVERPOOL Regional office which is a centre for the supply of our services. 123456789 Email Us ALLIED INFRASTRUCTURE Multi-disciplined specialist airport services contractor which aims to protect, maintain and restore infrastructure assets. +44 (0) 1942 673 066 Email Us MIDLAND METRO ALLIANCE Multi-disciplined specialists responsible for major infrastructure projects on behalf of the West Midlands Combined Authority. +44 (0) 121 643 8729 Email Us NEWCASTLE Regional office which is a centre for the supply of our products and services. General Enquiries +44 (0) 191 414 6511, Product Enquiries +44 (0) 191 414 7674 Email Us NORMANTON A-ONE+ Oversees more than 540km of road network across Yorkshire and Lincolnshire. +44 (0) 1924 225 600 Email Us PEACEHAVEN Our specialist street lighting team are based here 01342 711 000 Email Us PENRYN, CORNWALL Part of Colas Cornwall Quarries, Carnsew Quarry produces high quality coarse grained granite and asphalt products. +44 (0) 1326 375 660 Email Us PORTHOUSTOCK, CORNWALL Part of Colas Cornwall Quarries - West of England Quarry produces a green coloured diorite in a full range of sizes. +44 (0) 1326 281 050 Email Us PORTSMOUTH Provides services for Portsmouth City Council, general contracting and Ports and Harbours services. +44 (0) 2392 310 900 Email Us RINGMER One of the largest vehicle maintenance and repair services in the region. 24 hour emergency call out number +44 (0) 777 181 3524 +44 (0) 1273 815 855 Email Us ROWFANT Regional office of Colas Ltd. Provides Business Support services, R&D and products manufacturing facilities. +44 (0) 1342 711 000 Email Us HOIMA PROJECT, UGANDA SBC (Uganda) - joint venture between Colas and SBI International Holdings AG delivering the multi-million £ construction of Hoima International Airport in Uganda +44 (0) 1342 711000 Email Us WARRINGTON Warrington is our national Products Sales office and main UK manufacturing plant. +44 (0) 1925 632 616 Email Us WEST HALLAM ITS specialist repair and maintenance centre for Highways England. 01293 602000 Email Us YORK A regional office which is a centre for the supply of our products. +44 (0) 1904 431 787 Email Us WANT TO KNOW MORE? Learn more about our products and services. GET IN TOUCH FOLLOW US USEFUL LINKS About Us Code of Conduct Privacy Policy Cookie Policy Legal Tax Strategy Modern Slavery Pension Plan - SIP Carbon Reduction Plan © Colas United Kingdom 2021 | Registered in England and Wales Company No: 2644726 - Registered Office: 6210 Bishops Court, Birmingham Business Park, Solihull Parkway, Birmingham, B37 7YB