LIZMONTAGENS THERMAL TECHNOLOGY (Group LTT)
For over 45 years, LTT has built a legacy of excellence in industrial innovation.
With unmatched expertise in Refractory Linings, Industrial Furnaces, and Complex Metal Structures, we enable progress across the Glass, Steel, Energy, Incineration, Petrochemical, Cement, and Lime Industries worldwide.
Our journey began with industrial roots dating back to 1897 and formally took shape in 1978 with the founding of Lizmontagens—driven by a Bold Vision, Engineering Excellence, and an Uncompromising Commitment to Quality. The LTT Group is a global leader in Industrial Construction and Maintenance, operating through 37+ companies worldwide and supported by 10,000+ highly skilled professionals. We deliver Future-Ready Solutions that Enhance Asset Performance and Transform Industrial Operations.
Driven by Excellence And Sustainability, LTT Group sets benchmarks in Safety, Innovation, and Engineering, through Strategic Investments, Continuous Innovation, and Exceptional Service enabling customers worldwide to build Resilient, High-Performance, and Sustainable Industrial Assets.




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