The IIS Group includes the Italian Institute of Welding (Istituto Italiano della Saldatura – Ente Morale),with legal status of Non Profit Organisation, and its subsidiaries IIS CERT and IIS SERVICE, each with legal status of limited liability company, 100% controlled by IIS. The IIS Group features a multidisciplinary and versatile structure, consisting of operative divisions specialised in the various sectors of competence, able to offer global services in many industrial sectors, such as oil&gas, civil and industrial infrastructure, energy, transport, chemicals, engineering and manufacturing, in Italy and abroad. 

The Group currently employs about 230 people.


Istituto Italiano della Saldatura – Non Profit Distribuiting Organization (IIS) is the parent of the IIS Group. It operates for the purposes stated in the Articles of Association of spreading knowledge in the field of welding and incorporates staff functions for the Group. Its mission is to “promote and foster in Italy the progress of welding in all fields, including similar and complementary techniques, and to contribute to its knowledge and dissemination”. To this end, the Institute performs an intense information and popularisation activity. Furthermore, it manages the mechanical and special testing laboratory and has undertaken funded research projects.


Since 1948, generations of technicians and engineers have fed our knowledge and expertise in the field of welds. A long path, travelled with strictness and integrity.