Ernst Granzow GmbH & Co. KG

Friedrich Ley GmbH is a German manufacturer and engineering specialist for industrial burner systems and combustion technology based in Bochum, Germany. Founded in 1946, the company designs, builds, and modernizes turnkey firing systems, lean gas burners, and flare pilot burners for industrial applications worldwide. Its broad product portfolio includes custom industrial burners, crucible heating stations, fuel supply systems, valve trains, and control technology units. Serving heavy industry, plant engineering, and manufacturing sectors, Friedrich Ley GmbH offers flexible burner solutions compatible with natural gas, green hydrogen, biogas, and process gases. In addition to custom equipment fabrication, the company provides comprehensive technical services including system engineering, maintenance, installation, commissioning, and rental heating systems. Operating certified manufacturing facilities adhering to AD2000 HP/0 and safety standards, the enterprise delivers reliable combustion solutions engineered to minimize emissions and enhance flame stability. As an established plant manufacturer in North Rhine-Westphalia, Friedrich Ley GmbH supports clients globally with specialized spare parts delivery and tailored heating system modernizations.