We use cookies to help improve your online experience. If you continue to use our website, we will assume that you’re happy with this.
Learn more about cookies and how to change your settings in our Privacy and cookies policy.

Improving people's lives with smart infrastructure solutions

Smart infrastructure solutions

Our integrated services

We work with our clients in their business and investment planning to develop new solutions to meet changing needs, leveraging our deep client insight, leading edge expertise and broad range of capabilities.

Our integrated services

We improve our clients’ business performance by providing value adding consultancy and advisory services, leveraging our deep client insight, leading edge expertise and broad range of capabilities.

Learn more

Our integrated services

We transform business performance and infrastructure intelligence through the development and integration of leading edge digital technology solutions built on our deep client insight.

Learn more

Our integrated services

We optimise the performance of our clients’ existing infrastructure assets and operational practices by combining our deep client insight and leading edge expertise, thereby increasing capacity, improving resilience, minimising downtime and reducing operating costs.

Our integrated services

Our complex programme delivery is safer, faster, better, smarter and costs less as a result of our pioneering working practices and collaborative behaviours.

Learn more

We're talking about...

The future of infrastructure

The future of infrastructure - more than meets the eye
watch video

Get to know us

Careers

We are looking for skilled, expert and motivated people who will help us meet national needs in transportation, energy, water and defence. As a vibrant, challenging and growing business we provide tremendous opportunities for everybody.

Join Costain
Investors

We offer our clients leading edge solutions that are digitally optimised across the whole life cycle of their assets by integrating five core services that include future shaping strategic consultancy, consultancy and advisory, digital technology solutions, asset optimisation and complex programme delivery.

Read more
Our culture

We are building a long-term sustainable business that creates more economic, environmental and social value through greater corporate responsibility. Costain cares about all stakeholders and responsibility is at the core of our business.

Read more

Climate change and decarbonisation solutions

How we improve lives

Latest news

View all news
Learning platform launched to accelerate digital adoption
Read more
Four years as a Times Top 50 Employer for Women
Read more
Costain joins Cisco-led consortium to enhance security of IoT data
Read more
Next phase of project to decarbonise industry in South Wales receives funding
Read more
Costain’s strategic partnership with Microsoft helping to deliver CAPEX and OPEX savings to Anglian Water
Read more
Connect with us through our social media channels