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H&R GmbH & Co. KGaA, headquartered in Salzbergen, Germany, specializes in the development and production of chemical-pharmaceutical specialty products derived from crude oil, as well as precision plastic parts. The company operates through three segments: ChemPharm Refining, which produces paraffins, white oils, plasticizers, and base oils; ChemPharm Sales, focusing on the processing and distribution of similar specialty products; and Plastics, which develops and manufactures precision plastic components for industries such as automotive and medical technology. Founded in 1919, H&R has expanded its operations to include production and distribution sites across Europe, Africa, Asia, and other international markets. The company's strategic positioning emphasizes sustainability through its "green refineries," aiming for residue-free production processes.

Linde is the largest industrial gas supplier in the world, with operations in over 100 countries. The firm's main products are atmospheric gases (including oxygen, nitrogen, and argon) and process gases (including hydrogen, carbon dioxide, and helium), as well as equipment used in industrial gas production. Linde serves a wide variety of end markets, including chemicals, manufacturing, healthcare, and steelmaking. Linde generated approximately $34 billion in revenue in 2025.