Ansaldo Nuclear Ltd is an approved supplier for the UK MoD and holds OEM status for assemblies and spares.


Ansaldo Nuclear Ltd has over 50 years of experience in developing and delivering innovative, bespoke services and solutions to the UK Nuclear defence sector.

Completed contracts include remote handling and lifting equipment, fueling and defueling, gloveboxes and enclosures, heat exchanges, design support and critical spares.

Ansaldo Nuclear Ltd is an approved supplier for the UK Ministry of Defence (MoD) and holds status of Original Equipment Manufacturer (OEM) for the cooling and Heat Exchangers for submarine.

Using in-house capabilities, together with carefully selected specialist sub-contractors, Ansaldo Nuclear Ltd is currently undertaking servicing and repair of heat exchangers and pipework for all in-service HMS Royal Navy nuclear submarines.

Servicing and repair work takes place either at the Ansaldo Nuclear Ltd facility or on-site where we provide security cleared, experienced personnel.

Taking care of our environment is important to us.

We have established environmental agreements with the Scottish Environmental Protection Agency (SEPA), the Environmental Agency, Natural England and Marine Scotland for the safe disposal of waste items generated while we work on-site.