.

.

EGIS is a global engineering and consulting group based in France, specializing in the fields of transportation, urban development, buildings, water, and the environment. Here is an overview of EGIS:

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.

.

.

Mott MacDonald is a global engineering, management, and development consultancy firm headquartered in the United Kingdom.

Supplier & manufacturer of tunneling mining and specialist ground support products.

.

.