The SIAD Group

The SIAD Group


SIAD S.p.A is the majority share holder of ESA and one of the main industrial chemical groups in Europe. The company has been operational since 1927 in the industrial technical gas sector as well as engineering, welding, industrial goods, health and services.

Belonging to the Group allows us  financial and  technical synergies, as in the case of Oxy Fuel Technology or in the study of the combustion of various gas mixtures.

Here below there is some information regarding the group companies with whom we work more intensely:


SIAD Macchine Impianti S.p.A. is part of the SIAD S.p.A division.
It is a society that has had a strong international vocation right from the start, leader in manufacturing API618 compressors and air splitting plants for producing oxygen (liquid or gas), nitrogen and argon. SMI is a reference point for the chemical, petrochemical and energy sectors. At present the company designs, builds and installs the following products worldwide:

  • API618 piston compressors for all types of gas and mixtures.
  • Standard compressors for PET bottle blowing.
  • Air fractioning unit for the production of industrial gases.
  • Complete turnkey lines and cells for welding and cutting.

Through the Global Service Divisions and Certified Service Centers present in the five continents, it also provides maintenance and technical assistance.

The company has two branches in China: Macchine Impianti Trading Shanghai and SIAD Engineering Hangzhou.
For further information consult:


Tecno Project Industriale has been specialized in designing, manufacturing and installing CO₂ recovery systems for foods since 1987 and in these years reached the important goal of having plants in the main beer factories all over the world. The TPI product range includes:

  • Systems for the treatment of CO₂ emissions and recovery (especially in the Brewery sector)
  • Systems for the production and treatment of nitrogen, natural gas and biogas.
  • Systems for air treatment.

Furthermore the company offers CO₂ extraction combustion plants (wells, mineral water and Syngas) and all the devices that are necessary for treating CO₂, like systems for depuration and analysis, evaporators etc…

TPI is a versatile company that, thanks to a research and development department is able to face a large range of problems in the industrial gas sector. It provides support and guarantees a complete range of solutions for food and transformation industries.

For further information:

News & Events


ANNUNCIO AZIENDALEIt is with great pleasure we welcome Herrn Wolfgang Klein into ESA Group!!! Wolfgang has extensive experience into industrial combustion solutions having worked for more [more]

ESA will be exhibiting at ADIPEC 2021 trade fair

ESA will be exhibiting at ADIPEC 2021 trade fairFrom 15 to 18 November 2021 we will participate in the ADIPEC fair, come and visit us at stand [more]

Hydrogen test on regenerative burners

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ESA will be exhibiting at ECOMONDO 2021 trade fair

ESA will be exhibiting at ECOMONDO 2021 trade fairFrom 26 to 29 October 2021 ESA will be present at the ECOMONDO fair at the stand of our SIAD MI Group. Come visit! HALL [more]