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Engineering and technical services firm that kept its civil nuclear business through the 2024 Amentum spin-off. Works on Hinkley Point C, Sizewell C, and Sellafield, and was appointed in July 2026 to plan the UK SMR programme.
2021-Q2-2026-Q1
2021-Q2-2026-Q1
1994-2025

$J
Engineering and technical services firm with more than 60 years across the civil nuclear lifecycle, from new build to decommissioning and waste. Retained its nuclear business through the September 2024 Amentum spin-off (which took the DOE site-management work). Delivers engineering and project management on Hinkley Point C, plus Sizewell C and Sellafield, and was appointed by Great British Energy - Nuclear in July 2026 to lead planning and consenting for the UK SMR programme at Gwynedd (formerly Wylfa) and Oldbury-on-Severn.