TWI Training and Examination Services across the globe TWI Training offices and training centres

TWI is the world's largest provider of training in non-destructive testing (NDT), welding, welding inspection and a host of allied disciplines.

Every year more than 26,000 customers globally benefit from our comprehensive programme of industrial training and development programmes. Programmes available include NDT training, welding inspection, plant inspection, quality control, underwater inspection, practical welding health and safety.

Training with TWI leads to internationally recognised qualifications, delivering tangible benefits to individual careers and increasing business capabilities. Our mission is to create value through knowledge transfer and the development of skills and competence for the global engineering community.

Standard courses are scheduled at all TWI venues and customised training can be arranged to suit particular needs. TWI is a flexible training provider, able to match courses to your personal, company or industry requirements.

Courses and examinations are designed to service all key industry sectors including oil and gas, aerospace, construction, power (nuclear, fossil, renewables), automotive, rail, marine, manufacturing.

Courses are supported by internationally recognised certification from awarding bodies including CSWIP, BGAS-CSWIP, PCN, EWF/IIW, ASNT, IOSH, NEBOSH. Courses are led by certified experts, delivering exactly the knowledge required to meet the demands of industry around the world.

TWI's expanding portfolio of courses and certification schemes is regularly reviewed, with new products regularly designed and introduced to maintain TWI's position as the world leader in its field.

TWI Industrial Members qualify for a 10% discount on all training courses. Find out more about Industrial Membership


TWI is a global leader in technology engineering providing research and consultancy to its members. Respected for its expertise, professionalism, impartiality and confidentiality, TWI works with the most influential companies worldwide across all industry sectors. Find out more (