COWI
Premier international engineering, consulting, and architecture group globally celebrated for designing world-record railway bridges, mega immersed and bored rail tunnels, and sustainable mass transit networks.
LRT
Aarvee Associates
Premier multidisciplinary infrastructure engineering consultancy delivering master planning, detailed engineering design, permanent way alignment, and project management for dedicated freight corridors, high-speed rail, and urban metros globally.
Ramboll
Leading global engineering, architecture, and sustainability consultancy delivering multidisciplinary design, digital rail signalling (ERTMS), and planning for high-speed rail, regional passenger railways, and light rail systems worldwide.
DOHWA Engineering
South Korea’s premier multidisciplinary engineering consultancy delivering comprehensive planning, design, and construction supervision for high-speed rail (KTX), regional express rail (GTX), urban subways, and international railway networks.
Mott MacDonald
Leading global employee-owned management, engineering, and development consultancy providing multidisciplinary planning, civil and structural engineering, digital rail systems, and deep-level underground transit solutions worldwide.
Strukton Rail
Full-service European railway infrastructure contractor, technology provider, and maintenance specialist delivering mechanized track construction, catenary electrification, digital signalling (ERTMS), and predictive asset management.
Volker Rail
Premier European multidisciplinary railway infrastructure contractor delivering major track renewals, overhead line electrification (OLE), signalling installation, and 24/7 asset maintenance.
Colas rail
Leading international railway contractor and infrastructure specialist delivering turnkey high-speed rail construction, mechanized track renewal, overhead catenary electrification, and urban mass transit systems worldwide.
DB Engineering & Consulting
The engineering, consulting, and project management arm of Deutsche Bahn, delivering world-class railway infrastructure design, high-speed rail engineering, digital signalling (ETCS), and operations advisory worldwide.
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SMEC (an SJ Company)
Global engineering, management, and development consultancy providing multidisciplinary design, systems integration, and project management for major railways, heavy haul freight, metro systems, and light rail corridors worldwide.
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