Our company Structures Lago is present on the national and the international territory. Below are some of the projects, in which we have participated.

Boat Landing

Merkur Project

Platforms, Renewables

Boat Landing

Manufacture of staircases and platforms for the moorings and access points for turbines and electrical substations.

See the project

Widening of the Rande Bridge

Clasificada por la IASBE como el segundo mejor puente del mundo

Widening, Bridges

Widening of the Rande Bridge

The first widening of a cable-stayed bridge in the world, made on the original structure.

See the project


Puente ferroviario

Widening, Bridges

Railway Bridges in Bruges

Substitution of an old railway bridge at end of useful life and to allow an increase of the bearing capacity in the new structure created.

See the project


Viaduct in Kappara

Civil engineering, Viaduct

Viaduct in Kappara

Manufacture and assembly of the Kappara viaduct structure. A new and essential infrastructure to decongest traffic from La Valeta to the north of the island.

See the project


Planta de detergentes


Detergent plant in Caceres

Manufacture of a large aerator and a dryer, as well as storage and settling tanks at different heights.

See the project


Manufacture and assemble are our main services. We are leaders in solutions for unique structures in construction and civil works or in renewable energy industry sector. Estructuras Lago is an international benchmark, able to develop highly complex engineering projects and solutions.


Building and Engineering Structures

We manufacture, in our installations, singular or conventional structures for civil works or buildings.


Renewable energy

We manufacture auxiliary metal structures for the renewable energy sector, mainly wind (onshore / offshore) and solar energies.


Singular Structures

We assemble complex and unique steel structures: bridges, auditoriums, omnisports, railway / intermodal stations.

Our customers

Más de 70 años en el mercado

Infrastructures -

Es una de las empresas más importantes y con mayor proyección del sector de la construcción, en el ámbito europeo y mundial. Está especializada en estudiar, proyectar y ejecutar cualquier infraestructura.

With 300 years of history

Naval Industry -

It is a benchmark in the design and construction of high-tech naval and civil ships.

From 1950

Mobility and infrastructure -

World leader in the construction and engineering sector. Innovation, excellence, respect, collaboration and integrity are the five values engraved in the company's DNA.

From 1909

Multidisciplinary Company —

It is a Belgian Group, with an important leadership position, that operates in the buildings, infrastructures, environmental projects and roads constructions.

From 1989

Steel and mining industries -

It produce steel safely and sustainably. It is the biggest supplier of high-quality steel in the main steel international markets.

From 1999

Metallic structures -

It is an international benchmark due to its ability to develop projects and engineering solutions, manufacture and assembly of solutions in unique and highly complex metal structures.