Costain

Costain has been appointed to carry out biodiversity surveys at Manchester Airport and East Midlands Airport as part of Manchester Airports Group’s (MAG) latest sustainability push. The work will involve developing baseline assessments across more than 1,500 hectares of land, covering grassland, scrubland, ponds and urban habitats. Costain's teams will…

Costain has secured a five-year, £75m extension to its contract with EDF to continue providing project controls services across eight UK nuclear power stations. The contract, which extends an existing framework to 2030, will support EDF in operating its Advanced Gas-cooled Reactor fleet, and in preparing for the defueling and…

Costain has broadened its profit margin despite lower revenue from road and rail projects, interim results show. In the six months to 30 June, revenue fell 18 per cent to £525.4m, from £639.3m a year earlier. But the tier one contractor’s statutory pre-tax profit rose 7 per cent to £18.2m,…

By Rob Hakimian The transport secretary has given notice that she is revoking the development consent order (DCO) for the A1 Morpeth to Ellingham dualling scheme following its cancellation last year. The scheme, costed at £290M in 2014, would have seen more than 20km of the A1 in Northumberland dualled.…

The company that maintains and upgrades the M25 was the largest single supplier to National Highways in 2024-25, Construction News can reveal. It is the first time in four years that Costain has not been the client’s top supplier. Private finance initiative (PFI) company Connect Plus received £487m during the…

A judicial review into a £2.2bn reservoir in Abingdon, Oxfordshire, is due to start today. Campaigners have launched legal action at the High Court against Thames Water’s South East Strategic Reservoir Option (SESRO), which is due to create one of the UK’s largest reservoirs. Charity CPRE Oxfordshire and campaign group…

Costain has launched a £10m share buyback programme after its defined benefit pension scheme was in surplus for the second year running. The UK’s 16th biggest contractor said on Monday (16 June) that the programme was an “appropriate and value-enhancing use of cash”. It added that it would still be…

Tier one contractor Costain is conducting intensive clay investigations at a proposed site for the UK’s first planned reservoir in more than 30 years, with the aim of reducing the risk of cost overruns. The firm is leading clay compaction trials (CCTs) at the site near Abingdon, in Oxfordshire. If approved,…

Pre-tax profit at major infrastructure contractor Costain has soared by almost 20 per cent. The firm’s chief executive Alex Vaughan said the increase was “built on four years’ worth of work” and a “clear strategy”. Pre-tax profit was up from £30.9m to £36.5m in the year to 31 December 2024, while…

Costain has boosted its order book by £1.5bn, the firm has revealed. In a trading update this morning (27 January), the civils contractor said its level of activity means it expects to grow its future margins. The CN100 firm has seen a “substantial increase” of £1.5bn in its “high-quality” forward…