Cookie Control We use cookies on our site to help us improve the user experience. By continuing to browse the site, you are giving your consent to our use of cookies. If this is not something you wish to allow, please change the cookie settings in your browser. More information is available in our Privacy and Cookie Policy. Cookie Control Close Costain 06:27:26 Sun 28 March 2021 Home About Costain Responsibility Engineering Tomorrow News Working for Costain Investors Contact iCosNet Welcome to the Costain Group... We are one of the UK's leading engineering solutions providers, working at improving people's lives by focussing on the issues you care about. Company News Joint Venture Begins Major Southern Water Project 4Delivery, the Costain-led JV with MWH and Veolia Water, is about to begin work on a new £63.5 million wastewater treatment works for Southern Water at ... Full story. More news stories... Sign up for news alerts Featured Videos Interim Results 2014 Video Play this video> Interim Results for the half-year ended 30 June 2014 Give us your views Your opinions, views and questions about Costain matter to us Sector News Latest sector news from Costain (updated weekly) Sectors Engineering Tomorrow Water Delivering improved water assets Highways Improving road journeys Rail Upgrading the railways Nuclear Process Managing nuclear waste safely Power Improving energy infrastructure Hydrocarbons & Chemicals Delivering full lifecycle solutions Upstream Costain Upstream provides integrated whole-life services Careers 101 Facts Costain Cares Costain cares about meeting the needs of all our stakeholders. For us corporate responsibility is not a department, it's a state of mind, the basis of all our decisions. We call this approach Costain Cares. It's a commitment to you, our stakeholder. Costain Blog Find out more Costain Cares Watch video 2014 Vision Annual Report 2013 View online Annual Report Download Annual Report (PDF) © Costain 2014 Terms & Conditions Privacy Policy Costain Group PLC, Registration No. 1393773. Registered Office: Costain House, Vanwall Business Park, Maidenhead, Berkshire SL6 4UB. Place of Registration - England & Wales. VAT No. 235983531. Follow us