Among the main industrial groups in Italy and Europe, the SIAD Group is active in the following sectors:

Industrial Gases; Engineering; Welding; Industrial Goods; Healthcare and Services. Founded in Bergamo, Italy in 1927, SIAD can boast a solid tradition and extensive experience. Over the subsequent decades, the company succeeded in entering new markets, expanding in other countries, maintaining a flexible and dynamic organisation and guaranteeing the highest quality, reliability and professionalism. SIAD Macchine Impianti is one of the companies of the Group dedicated to the engineering sector. A company with a global mission from its outset, SIAD Macchine Impianti is an international leader in the production of compressors and air separation units, as well as a point of reference in different sectors including: Gas Industry, Refining, Petrochemical, Chemical, Energy and Food. Currently the company designs, manufactures and installs, throughout the world, compressors for compressing all types of gas and also air separation units for manufacturing industrial gases.

TPI Tecno Project Industriale, an additional company within the Group, also dedicated to the engineering sector, designs, manufactures and installs throughout the world, CO2 recovery, production and extraction plant and gas purification systems.

The latest addition to the SIAD Group is SIAD Engineering (Hangzhou) – SEH. This company is the first and sole subsidiary in China dedicated to the design, engineering, manufacturing and marketing of cryogenic air separation systems under the SIAD trademark for the market in China.