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Parent Companies

Company Company Company
Asset Management Network Operations Design & Construction Health, Safety & Environment Customer

Our capabilities

A-one+ is integrated in every aspect of highway engineering. You can depend on our capabilities and solutions to cover every eventuality. After working on thousands of miles of road networks, A-one+ is ready for any challenge.

Simply click on each to see the many different ways we  support your network.

Our Capabilities

Customer

Health, Safety & Environment

Design & Construction

Network Operations

Asset Management

Further information

About Us


A-one+ is the super group of integrated highway engineering providers, having been established by industry leaders CH2M, Colas and Costain.

Our Solutions


Our unique arrangement allows us to draw knowledge and expertise from within parent companies and fosters a collaborative approach; encouraging innovation and solving problems.

People


People have immense importance at every level of our company, all the way from trainees up to the executive management team and our parent companies.

Our Latest Tweet

International Women in Engineering Day tomorrow. At A-one+ we support the economy by keeping the network safe and m… https://t.co/VaomVecHZg

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