We use functional cookies for a number of reasons, such as keeping the Costain website reliable and secure and to analyse how our site is being used.
Will you accept our use of non-essential cookies?



Yes No Privacy Notice

News releases

2022 News

Construction workers hugging first 3D printed water chamber

Costain installs the UK’s first 3D printed concrete water chamber

Costain has supported United Utilities and technology innovators ChangeMaker3D to advise, deliver and install the first 3D printed concrete chamber for testing in the UK water sector to significantly reduce carbon, cost, and time.

a30 project

Costain brings local green solutions to National Highways’ A30 road upgrade in Cornwall

Costain is delivering nine miles of dual carriageway to unlock congestion on the last remaining single carriageway section of the A30 between the Chiverton and Carland Cross roundabouts near Truro.

Costain to design vital upgrades to the Piccadilly line

Costain has been appointed by Transport for London (TfL) to design critical upgrades to the signalling infrastructure on the Piccadilly line to improve passenger journeys across the capital.

Costain sponsors historic solo expedition to the South Pole

Renowned British explorer ‘Polar Preet’ has announced her next challenging expedition – to become the first woman to complete a solo, unsupported crossing of Antarctica.

Launch of Hydrogen South West consortium to accelerate the transition to a net zero future

Costain one of nine leading organisations that have joined forces to drive the development of a hydrogen infrastructure ecosystem.

Costain appoints Nicole Geoghegan as General Counsel and Company Secretary

Costain has appointed Nicole Geoghegan as general counsel and company secretary, replacing Sharon Harris who is leaving the business in July. Nicole will start and join the Executive Board on 1 July 2022.

Costain and Mott MacDonald joint venture awarded Babcock infrastructure delivery partner role at Babcock’s Devonport facility

Costain and Mott MacDonald have secured a long-term contract with Babcock, supporting a series of major infrastructure projects at Devonport in Plymouth.

Costain delivers traditional Cornish hedging on A30 upgrade

Costain is delivering nine miles of dual carriageway to unlock congestion on the last remaining single carriageway section of the A30 between the Chiverton and Carland Cross roundabouts near Truro in Cornwall.

Tideway Tunnel music

Tunnelling completes on Tideway with unique musical performance

A major landmark has been achieved for the Tideway Project with the completion of the 25km tunnel that runs from east to west London.

Water splash

Costain secures Ofwat funding to lead innovation in the water industry

Ofwat, the English and Welsh water regulator, has announced the winners of its latest innovation competition, the Water Breakthrough Challenge. Costain has been awarded funding for two projects as part of the ‘Transform’ stream.