Our Expertise

Spiral team has proven expertise in international transportation engineering projects, standing out in the design of urban and rural high-capacity highways, high-speed railways and complex multi-level interchanges.


We have the experience and the resources to work in large multidisciplinary teams of designers to deliver complex transportation projects.

We provide comprehensive consulting services to both public and private clients worldwide, working closely with regional and national governments, engineering firms and building contractors.


Our large international experience has made us a versatile team able to face every challenge with an innovative and confident attitude delivering outstanding results.