Cognition is a Tier 2 multidisciplinary contractor equipped for it all, from routine works to major infrastructure projects. We deliver innovative, sustainable solutions across the full project lifecycle — from early contractor involvement (ECI) and planning through to delivery. We can solve all civil engineering and remediation problems, helping unlock sites and drive regeneration for our clients.
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What we do
We offer our clients comprehensive solutions, providing a wide range of services from civil engineering, to enabling, remediation, earthworks and groundworks. We have the necessary skills and experience to solve your ground engineering challenges and we offer innovative solutions to save time and money.
Cognition Land and Water has collaborated with Homes England on numerous projects over the years and in 2024/25 we were Homes England’s second largest delivery partner, with a £7.07m...
Cognition is hosting a charity event this September, ‘Carbon Neutral from London to Paris’, in support of The Lily Foundation, a leading UK charity dedicated to fighting mitochondrial...
Last Sunday, the West Surrey Racing (WSR) team competed at the Croft circuit in The British Touring Car Championships (BTCC) 2025. As proud partners of the WSR team, we are thrilled to...
Meridian Water is one of London’s most ambitious regeneration programmes, led by Enfield Council. The Strategic Infrastructure Works (SIW) form a crucial early phase of the development,...
The Queenborough & Rushenden Regeneration Project, led by Cognition Land and Water for Homes England, in collaboration with Campbell Reith, transformed neglected brownfield land into a...
We are thrilled to announce that Cognition Land and Water has been named a Green World Ambassador, a status awarded to us for our excellence in pioneering environmental best practice.
Cognition was contracted by Willmott Dixon to carry out remediation and excavation works to render the site suitable for residential housing redevelopment. The site was formerly occupied by a gas...
At Meridian Water SIW, we have some areas of our works which require people and plant interface. Consequently, there is an added risk if safe systems of work are not followed correctly.
On Friday, we shared an update on how our technical director, Andy O’dea, had progressed in the first day of the St James’ charity cycling event, ‘Le Grande Tour de St...
Starting yesterday, Cognition Land and Water’s technical director, Andy O’Dea, has been participating in the St James’ charity cycling event, ‘Le Grande Tour de St...
Yesterday, we held a celebration to mark 20 years of Cognition Land and Water delivering high-quality remediation and complex civil engineering solutions across the UK.
New research has been published on groundbreaking technology that will prevent the transmission of devastating, and often fatal, conditions to future generations.
Cognition Land and Water is proud to announce that we have completed the Sustainable Suppliers Training Programme, hosted by the UN Global Compact Network UK.
The Hinkley Point ‘A’ Site was decommissioned by Magnox. Diesel contamination was discovered in soil and groundwater during site investigations in an area known as an Area of Potential...
From Thursday 17th July to Sunday 20th July, Cognition Land and Water’s technical director, Andy O’Dea, will be taking part in the St James’ charity cycling event, ‘Le...
We’re proud to continue our support of LKQ Euro Car Parts Racing with WSR in the 2025 British Touring Car Championship (BTCC). The team delivered another determined performance this past...
We are proud to announce that Cognition Land & Water has been shortlisted in five categories at the prestigious 2025 Brownfield Awards, recognising our leadership in sustainable land...
Commencing in October 2024, Cognition Land and Water was appointed by Elivia Homes to undertake enabling works for a new residential development in Ashington, West Sussex. Cognition has now...
We are a specialist ground engineering and contamination remediation contractor with the capability to deliver all ground-related aspects of construction projects from site investigations,...
2025 marks a major milestone - 20 years of Cognition Land and Water delivering high-quality remediation and complex civil engineering solutions across the UK.
As finalists in the Contractor of the Year category, Cognition Land and Water were delighted to attend the 2025 Ground Engineering Awards Ceremony on 18 June, held at the glamorous JW Marriott...
Cognition was appointed by Balfour Beatty plc to deliver Phase 1 of The Slyfield Area Regeneration Plan (SARP). The purpose of the first phase of remediation was to excavate, process and...
The Meridian Water Strategic Infrastructure Works (SIW) project has been awarded a ‘Good’ Non-Road Mobile Machinery (NRMM) Compliance Certificate by Cleaner Construction for London....
The West Surrey Racing (WSR) team - Cognition Land and Water’s partner for the 2025 British Touring Car Championship (BTCC) - competed at the Thruxton circuit this past Sunday, with racers...
Cognition Land and Water was the first specialist contractor in the UK to offer an innovative solution for the remediation of free phase oil contamination in groundwater. Having already achieved...
Today, Cognition Land and Water attended The Enfield Recruitment Day 2025, hosted by Enfield Council. We had a stand at the event next to our client on the Meridian Water SIW regeneration project,...
The shortlist for the CN Specialists Awards 2025 is out and we are proud to announce that Cognition Land and Water has been shortlisted in four categories:
In a global campaign to find the world’s greenest countries, companies and communities, Cognition Land and Water competed against more than 500 other nominations for the Green World Awards...
In the past few of months, Cognition Land and Water has been working hard to refresh our look and re-evaluate and re-invigorate our mission, vision, and approach.
On 1st May, Cognition Land and Water’s technical director, Andy O’Dea, attended the 2025 AGS Conference. The event featured expert speakers from the geotechnical and geoenvironmental...
Great to see so much progress being made on this exciting project!
Between 2021 and 2022, Cognition Land and Water, acting as subcontractor to Woolridge Construction, engaged in the dewatering...
At Cognition Land and Water, we deeply committed to sustainability and carbon reduction; we engage suppliers who are also dedicated to these goals, and we champion best practices that further the...
Cognition Land and Water is one of the UK’s leading specialist remediation and ground engineering contractors. We have an extensive portfolio of completed projects across many sectors...
This past Sunday (11th May) at Brands Hatch, the West Surrey Racing (WSR) team defied all expectations and absolutely crushed it in the second weekend of The British Touring Car Championships...
Cognition Land and Water will be supporting this year’s annual St James’ charity cycling event, ‘Le Grande Tour de St James’, taking place from Thursday 17th July to Sunday...
On 27th April, the thrilling first race day of The British Touring Car Championship 2025 took place at Donington Park. As proud partners of the West Surrey Racing (WSR) team, we could not hold...
Following our announcement about the Carbon Neutral Challenge we are hosting in support of The Lily Foundation, a leading UK charity dedicated to fighting mitochondrial disease, we wanted to share...
From April 2014 to October 2020, Cognition Land and Water was contracted by Oxley Wharf to complete demolition works, bioremediation, groundwater treatment, stabilisation, and the installation of...
On 15th April, at Donington Park, Cognition attended the Season Launch Day for The British Touring Car Championship (BTCC) 2025. As proud partners of West Surrey Racing (WSR), a team with an...
Recently, Cognition’s management team took part in the first stage of our management training program, designed to build upon our already strong leadership foundation. This initiative aims...
When it comes to handling radiological waste, safety, compliance, and expertise are paramount. At Cognition Land and Water, we provide highly qualified Radiation Protection Supervisors (RPS) who...
Over the coming weeks, Cognition Land and Water will be conducting toolbox talks for our site teams in recognition of Global Asbestos Awareness Week (April 1–7) and Stress Awareness Month...
Delegates from Cognition attended an exceptional casino night on 28th March, hosted by Berkeley. The evening consisted of a drinks reception, three-course meal, auction, and casino games.
Our mission at Cognition Land & Water is to deliver bespoke, innovative, and sustainable solutions to complex civil engineering and remediation challenges whilst generating lasting social...
At Cognition Land and Water, we are committed to thought leadership, advancing technological developments and challenging regulatory requirements. To this end, we engage with multiple industry...