@CostainGroup

Costain helps to improve people’s lives by creating connected, sustainable infrastructure that enables people and the planet to thrive.

 London, UK
costain.com
Joined April 2009
  • Tweets4.1K
  • Following850
  • Followers31.4K
1.2KMedia
We've announced our H1 2026 results, delivering another strong performance and remaining on track to meet our full-year targets. With a £7bn forward work position, we're well placed for growth in H2 26 and beyond. Read our highlights below and more here: costain.com/media/press-rele…
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Our new Sustainability Report outlines how we’re creating a sustainable future for a more prosperous, resilient and decarbonised UK. Read more bit.ly/4vKv6ik
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We’ve published our 2025 Annual Report, which celebrates our continued excellent financial and operational performance and how we’re working to create a more prosperous, resilient, decarbonised UK. Take a look at some of our highlights from 2025: bit.ly/3Ogtb3Z
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Today we announced our Full Year Results for the year to 31 December 2025. Our record £7bn forward work, improved quality of earnings and strong markets underpin our confidence in delivering predictable results, as well as our future growth. Read more bit.ly/46PKlLY
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📢 We’ve been chosen to #design and build a new junction on the M5 to reduce congestion on the motorway and provide access to a gigafactory being developed by Agratas, which will become UK’s biggest electric vehicle battery manufacturing facility - bit.ly/4rdn2U1
Aerial view of Bridgewater, green landscape with a highway, overlaid with the text "Costain chosen for new M5 gigafactory junction" and the Costain logo in the top left corner.

ALT Aerial view of Bridgewater, green landscape with a highway, overlaid with the text "Costain chosen for new M5 gigafactory junction" and the Costain logo in the top left corner.

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We’ve announced a positive trading update for FY 25, including details of a new pension scheme agreement and the positive impact of this for our shareholder return intentions. Read more here: bit.ly/49TorrU #TranformingPerformance
Promotional graphic featuring a quote about financial growth and market momentum from Alex Vaughan at Costain, set against a backdrop with a graph and the company logo.

ALT Promotional graphic featuring a quote about financial growth and market momentum from Alex Vaughan at Costain, set against a backdrop with a graph and the company logo.

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Sending our best wishes to you all, for a wonderful festive season and a very happy 2026.
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We’ve been chosen to deliver the new baggage #infrastructure upgrades at Heathrow's Terminal 2. Worth £165m, it's part of our ongoing partnership with Heathrow and its partners to improve the airport experience for millions of passengers ✈️ bit.ly/4pXaq32
Promotional image featuring the Costain logo with text announcing their selection to build the Heathrow T2 baggage infrastructure. Background shows a modern airport ambiance.

ALT Promotional image featuring the Costain logo with text announcing their selection to build the Heathrow T2 baggage infrastructure. Background shows a modern airport ambiance.

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We’ve appointed Peter Mumford as managing director for our natural resources division. Joining our Executive Board when he arrives in January, Peter will be responsible for furthering the growth of our successful natural resources division: bit.ly/442rz2F
Image features Peter Mumford, Managing Director of the Natural Resources Division at Costain, beside a quote about joining the company and contributing to its legacy in water, energy, and essential infrastructure. The background includes a pattern of vertical lines and the Costain logo at the top left.

ALT Image features Peter Mumford, Managing Director of the Natural Resources Division at Costain, beside a quote about joining the company and contributing to its legacy in water, energy, and essential infrastructure. The background includes a pattern of vertical lines and the Costain logo at the top left.

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We’ve been selected by the Manchester Airports Group to deliver biodiversity studies at Manchester Airport and East Midlands: bit.ly/4ohrJKU
Aerial view of East Midlands Airport (part of the Manchester Airports Group) accompanied by the text "Costain awarded biodiversity airports by Manchester Airports Group" and the Costain logo.

ALT Aerial view of East Midlands Airport (part of the Manchester Airports Group) accompanied by the text "Costain awarded biodiversity airports by Manchester Airports Group" and the Costain logo.

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We’ve been awarded a new five-year contract by EDF (UK) to provide #projectcontrols services, extending our partnership until 2030. Read more about our long-term partnership with EDF: bit.ly/47Ynnlt #TransformingPerformance
Promotional graphic announcing a new five-year framework contract between Costain and EDF, featuring an image of a nuclear power plant with EDF's logo.

ALT Promotional graphic announcing a new five-year framework contract between Costain and EDF, featuring an image of a nuclear power plant with EDF's logo.

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We’ve been selected to join the Eastern Highways Alliance Framework 4, delivering critical #highways improvements and #infrastructure works across a road network that serves more than five million people across 11 local authorities in the East of England bit.ly/4862KFe
Promotional image featuring Andy Denman, Road Director at Costain, with a quote about establishing a strong working relationship with the Alliance to deliver resilient roads network.

ALT Promotional image featuring Andy Denman, Road Director at Costain, with a quote about establishing a strong working relationship with the Alliance to deliver resilient roads network.

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We’ve been chosen by @SellafieldLtd to lead a significant role on its long-term Infrastructure Delivery Partnership. The billion-pound, 15-year contract award will deliver critical utilities #infrastructure upgrades at the Cumbrian decommissioning site. bit.ly/4ncOv68
Aerial view of the Sellafield nuclear facility with the logo and text "Costain chosen for major infrastructure delivery partner role at Sellafield" displayed on the image.

ALT Aerial view of the Sellafield nuclear facility with the logo and text "Costain chosen for major infrastructure delivery partner role at Sellafield" displayed on the image.

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We’ve been selected by @NRServicesUK to deliver a critical #nuclear #energy #decommissioning project in North Wales, where we will safely manage the deconstruction and height reduction of the reactor buildings at the Trawsfynydd. Read more: bit.ly/4mWJf6q
Visual for Costain's nuclear decommissioning contract in North Wales, showing before and after aerial images of the site. Credit: NPS.

ALT Visual for Costain's nuclear decommissioning contract in North Wales, showing before and after aerial images of the site. Credit: NPS.

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Join us at this year’s Highways UK, where our customer and community lead Richard Paddey will be presenting alongside our customer @NationalHways and @PIARC_Roads. Find out more about Richard and the work we do bit.ly/42Sh8hn #HighwaysUK
Promotional image for Highways UK event featuring the Costain logo, advertising a presentation titled "Delivering an Exceptional Customer Experience" on 15th October at 12.40pm by Richard Paddey at the Connected Communities Stage.

ALT Promotional image for Highways UK event featuring the Costain logo, advertising a presentation titled "Delivering an Exceptional Customer Experience" on 15th October at 12.40pm by Richard Paddey at the Connected Communities Stage.

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Costain is celebrating the news of Dr Ollie Folayan, its head of process engineering, being elected to the Royal Academy of Engineering’s Fellowship. Well done to all! @RAEngNews #RAEngFellows
Royal Academy of Engineering@RAEngNews24 Sep 2025
We’re pleased to announce the 74 leading figures from the world of engineering and technology elected to our Fellowship at yesterday’s AGM. By joining the Fellowship, they will lend their unique capabilities to achieving the Academy’s overarching strategic goal to engineer better lives. Meet them all: raeng.org.uk/news/royal-acad… #RAEngFellows #EngineeringBetterLives
Headshot of 74 newly elected Fellows of the Royal Academy of Engineering, with the Academy's logo.

ALT Headshot of 74 newly elected Fellows of the Royal Academy of Engineering, with the Academy's logo.

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We’re broadening our #water leadership team to build on our success in the sector and position Costain for further strategic opportunities. Read the full release here: bit.ly/4oVuYsI #SustainableInfrastructure
Promotional image for Costain featuring portraits of Gerard Shore, Strategic Programmes Director, and Matt Bateman, Water Sector Director, with text stating 'Broadening leadership to build on AMP8 success.'

ALT Promotional image for Costain featuring portraits of Gerard Shore, Strategic Programmes Director, and Matt Bateman, Water Sector Director, with text stating 'Broadening leadership to build on AMP8 success.'

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You can view our results presentation here 👉 bit.ly/45GgSm9
Aerial view of a Costain construction site near a lake, featuring infrastructure development and recreational activities. Text overlay reads "Costain Half Year Results For the six months ended 30 June 2025".

ALT Aerial view of a Costain construction site near a lake, featuring infrastructure development and recreational activities. Text overlay reads "Costain Half Year Results For the six months ended 30 June 2025".

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Today we announced our Half Year Results for the six months to 30 June 2025. We’re pleased with our continued strong financial performance, with a £5.6bn forward work position, more than four times our revenue. You can read more here 👉 bit.ly/3Hn9Z1g
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We’ve retained the Green Economy Mark from @LSEplc which highlights companies that get at least half of their annual revenue from services that contribute to the global green economy. #SustainableInfrastructure bit.ly/45dvGZj
Promotional image featuring modern skyscrapers with Costain's message about receiving the London Stock Exchange's Green Economy Mark, including the London Stock Exchange logo.

ALT Promotional image featuring modern skyscrapers with Costain's message about receiving the London Stock Exchange's Green Economy Mark, including the London Stock Exchange logo.

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