Air Liquide is a Paris‑headquartered multinational that develops, manufactures and supplies industrial and medical gases, related equipment and services. Founded in 1902, the company has grown into a major global supplier of gases such as oxygen, nitrogen, argon, hydrogen and a wide range of specialty gases used across industrial, healthcare and research applications.
Its core activities include on‑site gas production, bulk and packaged gas distribution (cylinders and cryogenic deliveries), installation and maintenance of gas handling and storage equipment, and engineering for large industrial gas projects. Air Liquide serves a broad set of end markets including healthcare (medical oxygen and respiratory services), chemicals and refining, metallurgy, electronics and semiconductor manufacturing, food and beverage, and energy, where it increasingly develops hydrogen and other low‑carbon solutions aimed at supporting industrial decarbonization and mobility applications.
Operating internationally through a network of production facilities, on‑site plants and service teams, Air Liquide works with industrial and institutional customers under long‑term supply and service contracts. The company is publicly traded and maintains a corporate governance structure with an executive team and board based in France; American depositary receipts for U.S. investors are available OTC under the symbol AIQUY. Its strategic focus combines gas infrastructure, technology development and partnerships to support customers’ operational needs and energy transition efforts.
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