Spiral is a transportation design company grounded on more than 30 years of experience in international infrastructure projects.  We offer infrastructure solutions to challenging transportation projects combining expertise and innovation. 

Spiral is a multidisciplinary expert team recognized for their timely, high-quality work and their  commitment to providing optimized and cost-effective solutions to our clients. 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.

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

Consulting

Engineering

Infrastructure

Transportation

SPIRAL

Shawn Melamed

Elisa Muela Carriles

Juan M. Toro

This department focuses on the planning and development of highway and roadway systems.

Highway Design

This department focuses on the design, construction, and maintenance of infrastructure projects.

Civil Engineering

This department focuses on the design and analysis of hydraulic systems, particularly in roadway drainage.

Hydraulic Engineering

This department oversees the technical strategy and guidance for projects and initiatives.

SPIRAL

Org chart

Teams

Highway Design

Civil Engineering

Hydraulic Engineering

Technical Management

Offices

SPIRAL

Org chart

Teams

Highway Design

Civil Engineering

Hydraulic Engineering

Technical Management

Offices

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