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SIAD Macchine Impianti

The SIAD Group’s Engineering sector comes under SIAD Macchine Impianti; its many activities include plants (ASU air separation units, compressors, welding and cutting automation, gas treatment systems) and global and ongoing management of support services.



SIAD Macchine Impianti Trading (Shanghai) Co. Ltd.

SIAD Macchine Impianti has been present in China since 1997 with a local Representative Office that in 2009 has became a company: SIAD Macchine Impianti Trading (Shanghai) Co. Ltd.



SIAD Engineering (Hangzhou) Co. Ltd.

SIAD Engineering (Hangzhou) is the subsidiary in China dedicated to the design, engineering, manufacturing and marketing of cryogenic air separation systems under the trademark "SIAD" for the China market.


SIAD Macchine Impianti Italargon Division

Italargon Division produces cells and complete turn-key lines for welding, cutting and handling.



ESA Manufacturing India

Pyronics International Belgium

Esa Pyronics International specialises in the production of industrial combustion plants. It’s present

in Italy, in Belgium with Pyronics International and in India with ESA Manufacturing.



Tecno Project Industriale

Tecno Project Industrial Brazil

Pentatec, Italia


Tecno Project Industriale (TPI) produces plants for the production, recovery and extraction of CO2 and for gas purification. It’s present both in Italy and in Brazil with Tecno Project Industrial.

Pentatec is the Tecno Project Industriale Gas Analysis Division and offers advances solutions for the gas analysis and quality certification.