# William Cook > William Cook companies design, manufacture, and overhaul components and systems for applications where safety and reliability are critical. ## Core Features / Products - [Track Systems for Armoured Vehicles](https://www.william-cook.co.uk/gb/product/track-systems-for-armoured-vehicles): Cook Defence Systems is the world’s leading independent designer and manufacturer of tracks for armoured vehicles, and can trace its expertise as an armourer back to 1940. - [Structural Components for Armoured Vehicles](https://www.william-cook.co.uk/gb/product/steel-casting-technology-for-armoured-vehicles): Cook Defence Systems in an internationally-approved manufacturer of high-strength and armoured steel castings for fighting vehicles, working with major armoured vehicle manufacturers to push the boundaries of protection and mobility. - [Bogie Components for Trains and Metros](https://www.william-cook.co.uk/gb/product/bogie-components-for-trains-and-metros): William Cook Rail works with train builder to design and manufacture safety-critical bogie and car body components and supplies machined iron and aluminium components to train builders. - [Coupler Systems for Trains and Metros](https://www.william-cook.co.uk/gb/product/coupler-systems-for-trains-and-metros): William Cook Rail designs, manufactures, and overhauls a wide range of couplers and drawgear for passenger and freight trains. - [Bogie and Coupler Overhaul](https://www.william-cook.co.uk/gb/product/bogie-and-coupler-overhaul): William Cook’s bogie and coupler overhaul workshops provide maintenance, repair, and overhaul services to rolling stock owners and operators. - [Heritage Rail](https://www.william-cook.co.uk/gb/product/heritage-rail): William Cook’s core competence in casting high-specification alloys and super alloys remains an integral part of steam locomotive constructions. - [Nuclear](https://www.william-cook.co.uk/gb/product/nuclear): William Cook Cast Products manufactures ultra-high integrity components for the nuclear sector, including high-specification case steel for civil and naval markets, from its headquarters in the north of England. - [Energy](https://www.william-cook.co.uk/gb/product/energy): William Cook Cast Products suppliers high-specification steel components to all segments of the energy sector; everything from offshore drilling, to renewable power generation, to nuclear waste storage. - [Intermodal](https://www.william-cook.co.uk/gb/product/intermodal): William Cook Cast Products provides locks, fittings, and other securing devices in steel and aluminium. - [Architectural](https://www.william-cook.co.uk/gb/product/steel-casting-technology-for-architectural-applications): William Cook works with architects and consulting engineers to design and develop aesthetically attractive and structurally sound cast components. - [Naval](https://www.william-cook.co.uk/gb/product/steel-casting-technology-for-ships-and-submarines): William Cook Cast Products works with prime contractors and subsystem, proudly supporting projects for the Royal Navy and many other armed forces around the world. - [CNC Machining](https://www.william-cook.co.uk/gb/product/cnc-machining): The William Cook Group’s two modern machine shops offer a wide range of milling, turning, and boring equipment, all of which are complemented by state-of-the-art Non Destructive Testing (NDT). - [NDT and Metrology](https://www.william-cook.co.uk/gb/product/metrology): The William Cook Group’s Non-Destructive Testing (NDT) and Metrology facilities guarantee the integrity of an accuracy of every component produced. - [Integrated 3D Printing and Casting Technology](https://www.william-cook.co.uk/gb/product/integrated-3d-printing-and-casting-technology): William Cook has pioneered the integration of industrial 3D printing and investment casting technologies. ## Company Information - [About](https://www.william-cook.co.uk/gb/company/about): Learn about William Cook, with three main divisions manufacturing components and systems for defence, rail, and other industries. ## Resources and Insights - [In the News](https://www.william-cook.co.uk/gb/news): Keep up to date with the latest news and updates from William Cook. ## Contact and Support - [Contact](https://www.william-cook.co.uk/gb/contact): Find contact information William Cook’s main divisions and other important key contacts here. ## Legal and Compliance - [Privacy Policy](https://www.william-cook.co.uk/gb/policy/privacy) : Understand how William Cook uses and protects all information that you give william-cook.co.uk when you use their website. - [Cookies Policy](https://www.william-cook.co.uk/gb/policy/cookies): Find out how cookies are used on the William Cook website and the data they collect.