Who we are

Our purpose is to improve people’s lives by deploying technology-based engineering solutions to meet urgent national needs across the UK’s energy, water and transportation infrastructures. We have been shaping the world in which we live for the past 150 years.

Our story

We’ve been improving the lives of people since 1865.

Did you know

Costain was named Contractor of the Decade by New Civil Engineer


Costain is one of the nation's Top 100 'Most Admired' companies.

Our strategy

Costain at a glance

Key facts

Listed on the UK stock exchange and recognised as one of the UK’s leading engineering solutions providers


Founded in Liverpool


Employees across the UK

Key facts

Integrated service offer across six sectors


Reported revenues for year end 31 December 2016

Costain at a glance


Innovation in action

Current projects

Government pipeline and storage system

Heysham to M6 link