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SYSTRA is a global engineering and consulting firm that specializes in transportation and mobility solutions.

Segmental Consulting & Infrastructure Advisory (SCIA) is a consulting and advisory firm that specializes in infrastructure projects. Their core focus lies in tunnel and highway engineering, where they have built a strong team of skilled technical professionals.

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AYESA is a Spanish engineering and consulting firm that provides a wide range of services in the fields of engineering, architecture, and information technology. Here is an overview of AYESA:

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Didac International is a renowned company specializing in the design, manufacture, and supply of educational training systems and laboratory equipment.