Last Update November 1, 2023


  • Mechanical, Electro-mechanical, Hydraulic and Pneumatic components
  • Military, Tactical, Logistic Support Vehicles & related equipment
  • Services (R&D, training, engineering, consultancy, …)
  • Training & Simulation

Driven since 1817 by the entrepreneurial spirit and thirst for innovation of its founder, the John Cockerill Group develops large-scale technological solutions to meet the needs of its time: facilitating access to fossil free energies, enabling sustainable industrial production, preserving natural resources, contributing to greener mobility, enhancing security and installing critical infrastructures.

Its offer to companies, States and communities consists of services and associated equipment for the sectors of energy, defence, industry, the environment, transports, and infrastructures.

With over 6,500 employees, John Cockerill achieved a turnover of € 1,046 billion in 2022 in 24 countries, on 5 continents.


For 200 years, John Cockerill has been putting its expertise and its visionary spirit to the service of defense and the security of citizens. Thanks to a unique combination of skills in software engineering, ballistics and mecatronics, we conceive and develop complete and innovative solutions in the domain of weapons systems, including:

  • Modular Cockerill® gun turrets from 25 to 120 mm caliber, combining high fire power and light weight for high mobility armored vehicles which guarantee performance and protection for the crew;
  • Technical and tactical training on Cockerill® systems with theoretical and practical courses, real firing and training on Agueris® simulators;
  • Virtual, immersive or on-board Agueris® simulators (fixed or mobile);
  • Lifecycle management for Cockerill® weapons systems from technical and human to Maintaining in Operational Condition, from modernization to documentation and including spare parts and tooling;
  • The development of new functionalities destined to constantly improve the capacities of Cockerill® systems;

The strength of our innovation resides in our ability to anticipate the growing and evolving demands of land-based armed forces in terms of its polyvalence and mobility. By taking advantage of the latest technological advances such as Artificial Intelligence, our John Cockerill Defense teams develop cutting edge solutions to improve the use of Cockerill® systems throughout the whole of their life-cycle.

John Cockerill Defense has installations in Belgium, France, Spain, the United States, Saudi Arabia, Brazil, Poland, the United Arab Emirates and Singapore.

John Cockerill

  • Rue Jean Potier 1, Seraing, Belgium
  • +32 4 330 24 44
  • +32 4 330 25 82
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