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Large Industries

Advancing industry for a better future

Together with its customers, Air Liquide's Large Industries business line invents cleaner manufacturing solutions for a carbon neutral future. As responsible citizens of the industry, we aim to create a better world. A trusted and committed partner, we're delivering value and we serve our customers with unmatched innovative, reliable and low carbon solutions.

  • Committed to reach carbon neutrality by 2050

  • A close relationship with our customers, based on long-term contracts

Improving processes efficiency with a reduced environmental impact

The Large Industries business line supplies gas and energy solutions to customers in the metals, chemicals, refining and energy industries, which are essential for their own core businesses, to improve process efficiency and to make their plants more environmentally friendly

Through its plants and its extensive pipeline network, Air Liquide provides oxygen, nitrogen, argon, hydrogen and carbon monoxide in large quantities. The Group also operates cogeneration plants to supply customers with steam and electricity.



We’re an active participant in the conversation on environmental and societal changes. We are working closely with our customers to develop innovative solutions to significantly decrease greenhouse gases intensity and to meet the societal expectations and demands of the industry.



Collaborating is the way forward. We strive to find the answers and solutions that the customers and society of tomorrow seek. Having strong partners matters for Large Industries, particularly notably as regards hydrogen mobility teams.


Large Industries is creative at its heart, moving the industry forward for over seven decades, evolving through innovative solutions to the industrial challenges of the day. Innovation is in the DNA of the Large Industries and its roots are deeply integrated within Air Liquide's innovation campuses, notably the one of Frankfurt that includes the Lurgi legacy.


5,800 employees

35+ countries

450 large global customers

9,700+ km of pipelines

Strong engineering capacities

Air Liquide benefits from dedicated in-house development and engineering teams (through Air Liquide Engineering & Construction), differentiating proprietary technologies and rigorous processes for selecting investments and carrying out projects. The biggest Large Industries customers are looked after by key account managers who have in-depth knowledge of customers’ businesses, as well as of their projects, industrial processes and global structure. This allows Air Liquide to maintain close contact with its customers, thus improving the Group’s responsiveness and competitiveness in terms of meeting their needs.


€7,825 M revenue in 2023

28% of Group revenue in 2023