the 2021 air liquide parisai universal registration document including the annual financial report was filed with the french financial markets authority amf on march 7 2022 this document is available in french and english on the groups website wwwairliquidecom section investors  regulated information copies of this universal registration document are also available at the company head office in paris 75007 france  75 quai dorsay the universal registration document includes the following information  the 2021 financial report  the report on corporate governance  the description of the share buyback program  subject to the necessary approvals at the combined general meeting scheduled for may 4 2022 a world leader in gases technologies and services for industry and health air liquide is present in 75 countries with approximately 66400 employees and serves more than 38 million customers and patients oxygen nitrogen and hydrogen are essential small molecules for life matter and energy they embody air liquides scientific territory and have been at the core of the companys activities since its creation in 1902 air liquides ambition is to be a leader in its industry deliver long term performance and contribute to sustainability  with a strong commitment to climate change and energy transition at the heart of its strategy the companys customercentric transformation strategy aims at profitable regular and responsible growth over the long term it relies on operational excellence selective investments open innovation and a network organization implemented by the group worldwide through the commitment and inventiveness of its people air liquide leverages energy and environment transition changes in healthcare and digitization and delivers greater value to all its stakeholders air liquides revenue amounted to more than 23 billion euros in 2021 air liquide is listed on the euronext paris stock exchange compartment a and belongs to the cac 40 cac 40 esg euro stoxx 50 and ftse4good indexes