Almost one hundred years of history, revenues for 761 million euros in 2021, 70.000 customers worldwide, 2.142 employees and a visionary presence in Europe. SIAD S.p.A. (Società Italiana Acetilene e Derivati), which has been a leading driver of Italy’s economic development since the company was founded in Bergamo in 1927, is a benchmark for industrial excellence.

The SIAD Group operates in Italy, Europe and the world with a strategically located distribution and sales network. The Osio Sopra plant near Bergamo, which is SIAD’s main production center, is the biggest and most well-structured national complex in the technical gas sector.

Today, SIAD is a leading industrial group operating in the production and sale of the full range of industrial, medical, special gases and associated services, such as health care (both home care and hospital-based). Through its subsidiary Istrabenz Plini, the SIAD Group also operates in the LPG and natural gas market.

Through its subsidiaries SIAD Macchine Impianti, Tecno Project Industriale and ESA, SIAD is active in the engineering sector all over the world, designing, manufacturing and installing systems for air separation, conversion of biogas into biomethane, and carbon dioxide purification plants, process gas compressors and industrial combustion plants.

Tecnoservizi Ambientali is the SIAD Group company which deals with the recovery of critical raw material – where likely – and / or the disposal of hazardous and non-hazardous waste, by means of its own plant or through a brokering activity.