About us

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.

Our story

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

Costain was named Contractor of the Decade by New Civil Engineer


We are one of the industry leading companies for technology.

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

Broad range of innovative services across the whole lifecycle of our customers' assets.


Reported revenues for year end 31 December 2016

Costain at a glance


Improving people's lives