Westfalen AG is a German, family-owned industrial gases and energy company headquartered in Münster. The group produces and supplies industrial, specialty, and medical gases—such as oxygen, nitrogen, argon, carbon dioxide, and gas mixtures—via air separation, cylinder filling, and bulk delivery. Its portfolio also covers refrigerants, dry ice, and related equipment and services for gas handling and applications.
Beyond gases, Westfalen distributes liquefied petroleum gas (LPG) and operates service stations, including infrastructure for alternative fuels such as hydrogen and LNG/CNG. The company serves a broad range of sectors, including chemicals, metal processing, food and beverage, glass, healthcare, pharmaceuticals, laboratories, and electronics, with a focus on safe supply, technical support, and specialized logistics across Germany and neighboring European markets.