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SIAD Americas LLC

Engineered Equipment

SIAD Americas

SIAD Americas - Main 1

SIAD Americas LLC is the Americas operating subsidiary of SIAD Macchine Impianti S.p.A. (SIAD Ml), Bergamo, ltaly. SIAD MI is a leading global provider of engineered equipment including, gaseous and liquid cryogenic air separation units (ASU), natural gas liquefiers (LNG), CO2 and Biogas upgrading plants; and reciprocating compressors, including API 618 process and oil-free hydrogen, oxygen and air. SIAD Ml with its engineering and fabrication subsidiaries in ltaly, China and Brazil, provides engineered equipment solutions to meet the demanding requirement of our customers in the global chemicals, metals, energy, food and beverage, electronic, EPC and industrial gases industries. SIAD Ml is a wholly owned subsidiary of SIAD S.p.A., Bergamo, ltaly, a family-owned European industrial gases and engineering company, established in 1927, with over €1.1 billion in annual revenue and 2,200+ employees worldwide. SIAD Engineering including SIAD Ml and its subsidiaries, has supplied over 600 ASUs and LNG plants, 300 CO2 capture and liquefaction plants and 5000 reciprocating process gas and air compressors to customers worldwide.

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SIAD Americas - Main 2

SIAD Group is a leading European chemical group involved in industrial gases, engineering, healthcare, liquefied petroleum gas and natural gas sectors. Through its engineering subsidiary, SIAD provides:

  • Air separation units from large to small scale, merchant liquid plants, nitrogen liquefaction units, and nitrogen gas generators - including both custom and standard designs
  • CO2 plants for capture and liquefaction
  • A complete line of reciprocating compressors for process gases including O2, N2, H2 and CO2
  • Small-scale liquified natural gas (LNG) plants

SIAD Engineering Group

SIAD Engineering Group

Customer in Europe, Africa, Middle East, Asia, Oceana, and the Americas.



CO2 Plants


Leading Supplier
to Indipendent
Industrial Gases

Leading ASU
Supplier to Engineering Firms

Customized &
ASU Designs

Same Quality,
Standards & Service

Business and Geographic Diversification

Business and Geographic Diversification

  • The Engineering Business of the SIAD Group operates in the fields of ASU, LNG, CO2 and biog as plants, process compression and combustion systems. In addition, SIAD Macchine Impianti and its subsidiaries are present in Europe, Middle East, Far East and in the Americas with more than 15 worldwide entities and a global alliance network.
  • SIAD Americas LLC Engineered Equipment develops standardized and customized air separation units, small sacle LNG plants, reciprocating compressors for process gases and air, and standard compressors for PET.
  • Tecno Project Industriale (TPI) is the company within the SIAD Group specialized in CO2 capture, liquefaction and production plants; in biogas upgrading solutions and biomethane liquefaction systems. The company has a branch in Brazil, Tecno Project Industrial Ltd, and a subsidiary in Italy, Pentatec, dedicated to the design and production of gas analysis systems.
  • ESA is a company that manufactures components for industrial combustion: burners, control Instruments, fuel feeding skids. It operates through two Branches in Belgium and Germany and one subsidiary in India ( ESA Manufacturing Pvt Ltd). ESA boasts an R&D test center with 7 furnaces with facilities to test any gas including Hydrogen and Oxygen.
  • SIAD Engineering (Hangzhou) Co., Ltd., specializes in the design, engineering and manufacturing of ASUs. It also engineers and manufactures reciprocating compressors for process gases and air and PET compressors plus CO2 plants for sale in China.
  • SIAD Engineering Trading (Shanghai) Co., Ltd. is SIAD’s international trading company in China for compressors and ASUs made by SIAD Engineering (Hangzhou) and SIAD Macchine Impianti. It is also a Certified Service Center that provides service and spare parts for the compression systems subplied to customers in China.
  • SIAD Macchine Impianti Middle East FZC is a Global Service facility located in the Ajman Free Zone, UAE. The company provides full technical service subport to customers in the Persian Gulf area for PET compressors, reciprocating compressors and air separation units.
  • SIAD Macchine Impianti Sucursal de España handles the SIAD Macchine Impianti’s interests and activities in Spain.
  • SIAD Macchine Impianti Niederlassung Deutschland provides service in Germany and coordinates service activities in Central and Nord European countries.

SIAD Americas - Main 4

Markets Served

Valori_ mission

To promote the growth and well-being of our customers, through research, innovation, and excellent products and services.

Becoming increasingly global whilst paying the utmost attention to respecting our Values, the Territory and the Environment.

Valori_ content 1

Our Values

industrial gases





LPG and Natural Gases



With nearly 100 years of history, consistently positive financial results, and a constantly growing turnover, the SIAD Group has deep roots in Italy and a strong international vocation.
For us, growth is inseparable from the fundamental values of the Group.

  • Experience, tradition, and solidity
  • Geographical and sector diversification
  • Reliability, professionalism, and competence
  • Legality


Unique projects, non-standardized proposals: we have always been committed to finding solutions to our customers' needs.

We are privileged partners in a shared journey of continuous improvement.

Synergies, inspiration, and technological exchange with the various industrial sectors in which we operate are the basis of SIAD Group's innovation processes.

  • Research, technology, and innovation
  • Customer orientation


The values that underpin the foundation of the Group have been preserved and strengthened.

We invest in expertise and reliability, seeking direct relationships with all stakeholders.

For SIAD Group, the relationship with the customer is a pillar of its activity.

Dialogue and listening ensure increasingly prompt and effective responses and services, and the use of online channels makes the approach even more transparent and innovative.

  • Commitment to quality, safety, and the environment
  • Fairness, transparency, and attention to social and cultural issues
  • Responsibility towards the community


Tradition, innovative spirit, and quality of research intertwine with a strong bond with the territory and solidarity initiatives.

The diversity of stimuli and high diversification of projects, activities, and interests

are the fundamental ingredients that make SIAD Group unique.

  • Loyalty
  • Respect for the individual
  • Merit and equal opportunities
  • Flexibility
  • Knowledge sharing

Our Values > Ethics

air separation unit

As a Group, we also identify with the ethical principles we adhere to in order to guide our strategies and decisions.

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