THE GROUP
Lizmontagens Thermal Technologies Group (LTT) is the global leader in glass furnace construction and one of the world's leading references in heat containment for the industry.
The creation of the LTT Group was the strategic leap to reinforce the overall management of the world-wide subsidiaries, formerly under the administration of the Portuguese company Lizmontagens.
Headquartered in Lisbon, Lizmontagens was established in 1978. After the consolidation of leadership in the Portuguese market, the company initiated the implementation of a strong internationalization strategy the turn of the millennium, through direct investments in Europe, particularly in France , expanding their activity in the following years through acquisitions and holding in South America , Africa, Southeast Asia and Japan.
The Group's industrial services cover the
construction and maintenance of industrial
furnaces, design construction and maintenance of industrial chimneys supply of industrial materials for the thermal industry and technical services for the industry.
Expertise
Furnace construction
Refractory linings
Industrial chimneys construction and maintenance
Thermal products for the industry

SCOPE OF SERVICE
Demolition and waste management
Steel structure fabrication and installation
Controlled furnace cool down
Special services (hot drilling and electrode insertion)
Refractory materials management and procurement

Total refractory installation
Furnace construction and repair
Industrial chimneys construction and maintenance
Cold and hot repairs
Hot sealing and insulation
Light - up control

Our goal is to provide overall superior service and good value for money in every market segment in which we operate, from project conception until completion and commissioning.
Using the experience gained from over 35 years of worldwide activity,the attention to detail and quality has lead to our Group's success.
We have total confidence in the skills of our employees and their acquired knowledge.The search of the latest and best installation techniques has enabled LTT Group to be market leaders.
Safe working practices, good industrial relations , high performance specifications and responsible environmental monitoring, this is the path to promote excellence on our contracts, with Quality Assurance second to none.
These attributes enabled Lizmontagens to create a competitive advantage by providing high efficiency to execute solutions with superior quality, low cost and outstanding customer satisfaction.
INDUSTRIAL EXPERIENCE
Gla ss Industry
Iron and Steel Industry
Cement and Lime Industry
Chemical and Petrochemical Industry
Power Generation Industry
environmental Industry
Ceramic Industry
Chimney Design, Construction and Repair
SCOPE of SERVICE
Demolition and waste management
Steel structure fabrication and installation
Controlled furnace cool down
Special services (hot drilling and electrode insertion)
Refractory materials management and procurement
Total refractory installation
Furnace construction and repair
Industrial chimneys construction and maintenance
Cold and hot repairs
Hot sealing and insulation
Light-up control
Procurement and sale of thermal products
Lizmontagens was established in 1987 in Portugal, being its activities concentrated in four main areas of expertise:
-
refractory linings
-
furnace construction
-
industrial chimneys construction and maintenance
-
thermal products for the industry
Lizmontagens Thermal Technologies Group (LLT) is the global leader in glass furnace construction, and one of the world's leading references in heat containment for the industry.
The Group's operations cover a wide range of industrial fields, including Iron and Steel, flat and container Glass, Cement and Lime, Power Generation, Metal and Chemicals, Petrochemical and Environmental Industry.
Over 35 years of experience serving global industry allowed Lizmontagens to develop a reliable package of solutions, valid for all environments.
The Lizmontagens skills and expertise are now present in all continents, through a network of associated companies and partners, employing more than 1.500 people worldwide, and enabling a flexible and fast response wherever required by the customer.
COMPREHENSIVE SERVICES
Our technical expertise in the areas related to refractories, means that we can offer a comprehensive service in all field of industrial heat containment, whether new or reconditioned, including furnaces, post-combustion chambers and complete industrial units.
INTERNATIONAL REACH WITH LOCAL, PERSONALISED SERVICE
Our subsidiaries and joint-ventures all over the world cover all aspects of research, design and project management. The Lizmontagens Thermal Technologies Group has the capacity to undertake the most challenging of projects, particularly when the urgency or potential down-time means that considerable human resources have to be allocated. Our availability and quick response to any situation has helped us build real and lasting partnerships with our clients.
INTEGRATED CLIENT SOLUTION
Using client specifications as a base, the expertise of our specialized departments guarantees the best possible solution.
QUALITY AND SECURITY AT THE SAME TIME
Starting from the approved project till the completion, quality and security are always at our attention. LTT Group corporate culture on these issues is recognized through certifications and authorizations received from relevant approving bodies.
NORMS AND STANDARDS
LTT Group complies with all relevant EU Norms and Standards, building works legislation, labor laws and environmental ones, as well as those in non-EU countries where we have work in progress.
MARKET INDIPENDENCE
Our independence from refractory producers gives us the freedom to propose the best technical solution at the best price for each type of installation.
SERVICE CONTRACTS
Our teams of professional technicians are available to anticipate future problems and plan installation maintenance programs.
LTT Group offers the following services:
• situation analysis;
• technical analysis of repairs;
• execution of repairs;
• provision of material and tools;
• spare parts and materials;
• drying;
• treatment of waste products.
Maintenance contracts
We offer a comprehensive maintenance contract covering all industrial heating installations for the medium and long term. We manage the allocation of necessary resources from our highly qualified and accredited technical staff.
Our goal is to provide overall superior service and good value for money in every market segment in which we operate, from project conception until completion and commissioning.
Using the experience gained from over 35 years of worldwide activity,the attention to detail and quality has lead to our Group's success.
We have total confidence in the skills of our employees and their acquired knowledge.The search of the latest and best installation techniques has enabled LTT Group to be market leaders.
Safe working practices, good industrial relations , high performance specifications and responsible environmental monitoring, this is the path to promote excellence on our contracts, with Quality Assurance second to none.
These attributes enabled Lizmontagens to create a competitive advantage by providing high efficiency to execute solutions with superior quality, low cost and outstanding customer satisfaction.