Engineering infrastructure for the future

We provide essential engineering services to maintain and renew critical infrastructure networks. Our multidisciplinary engineering services are delivered through our independently branded UK subsidiary businesses that support the day-to-day running of these infrastructure networks.

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Our capabilities

Infrastructure As a leading provider of infrastructure services to Network Rail, we undertake a high volume of asset maintenance and renewals tasks across the UK. We also undertake all aspects of wireless telecoms network infrastructure delivery. We also provide specialist engineering services to the strategic highway network.

Energy Our services are associated with high hazard risk reduction operations at nuclear facilities that include waste treatment, reprocessing, decommissioning and decontamination operations. We also provide long-term maintenance and asset renewal support at many of the UK’s thermal power generation plants.

Environmental We support our water clients by delivering asset maintenance and renewals across water infrastructure networks including flood alleviation and river and coastal defence schemes. We specialise in undertaking complex remediation schemes for clients across the UK.

Specialist Building Our subsidiary, Walter Lilly, is recognised as a market‑leading luxury provider of prestigious private residential refurbishment and science projects in London and the Home Counties.

Our subsidiary businesses