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The Welding Institute (TWI Ltd)


  • Organization TypeService Providers
  • HeadquartersUnited Kingdom
  • Founded1946
TWI is one of the world’s foremost independent research and technology organisations, with expertise in materials joining and engineering processes as applied in industry. TWI specialises in innovation, knowledge transfer and in solving problems across all aspects of manufacturing, fabrication and whole-life integrity management. Established in Cambridge, UK in 1946, the organisation has gained a first-class reputation for service through its teams of respected consultants, scientists, engineers and support staff. With around 800 employees, it works with over 1800 Industrial Member companies in over 70 countries. TWI currently operates from 54,000 square metres (581,000 square feet) of manufacturing, testing and training space; five UK and 13 overseas facilities serve both its Industrial Membership and its training and examination needs. A successful international Training and Examinations programme sees around 25,000 students trained each year in welding and inspection technologies. In 2015, TWI opened three new laboratories at its Cambridge headquarters, including state-of-the art facilities for the National Structural Integrity Research Centre, a dedicated postgraduate centre for industry-led engineering research. Alongside is its management of an Innovation Network where a growing number of Innovation Centres are positioned to share research and technology capabilities, undertake joint research programmes and develop the next generation of technologies and engineers in the selected research disciplines. TWI also houses a professional institution, The Welding Institute, with a separate membership of 6000 individuals. Find out more about what they do.  Their Mission To provide Members and stakeholders with authoritative and impartial expert advice, knowhow and safety assurance through engineering, materials and joining technologies.

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Contact The Welding Institute (TWI Ltd)

Company Offices
  • United Kingdom (headquarters)
  • Cambridge
  • Granta Park Great Abington