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More than 50 years of experience

Since 1957

Leaders in the design of innovative solutions through post-tensioning technology.


Our Areas of Expertise

Post-Tensioning in Structures

Experts in post-tensioning structures including bridges, viaducts, special strcutures and buildings.

Incremental Launching Bridges

Experts in launching processes and equipment.

Cable-Stayed Bridges

Experts in the construction of cable-stayed bridges.

Lock Coil and Bar Structures

We have a wide experience in projects using locked coil ropes and Bars.

Underpass Jacking Solutions

Experts in road and railway underpass jacking solutions.

Heavy Lifting and Repairing

Experts in all kind of heavy lifting movements with hydraulic jacks.

Acoustical Engineering

We develop methods to reduce or eliminate noise and vibrations.


Latest News


Our Projects

Discover our Projects A-6 Suspension Bridge in Madrid

A-6 Suspension Bridge in Madrid

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Arch of Los Tilos

Arch of Los Tilos

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Specialized in sliding formwork technology as well as heavy lifting, displacement, and descent.



We Add Value to Society

Key Figures in Construction From 2023

Access our Integrated Annual Report Open in a new tab
  • 7.070B
  • 19362
  • 319M
    Cash Flow
  • 15.632B
    Order Book

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