A strategic alliance of UK transport consultancies delivering innovation and impact worldwide.
Great British International (GBI) is a strategic alliance of leading UK rail and transport consultancies delivering next-generation capability across rail operations, mobility, and digital transformation.
Through collaboration and innovation, we help clients modernise networks, improve operational performance, and accelerate digital adoption across the global transport sector.
From strategy to implementation, we redefine what’s possible in rail and mobility, creating smarter, more connected systems that deliver measurable results and lasting value.
Great British International (GBI) brings together high-performing UK-based small and medium-sized enterprises (SMEs) to deliver innovative, integrated solutions across industries. By combining specialist expertise with the collaborative strength of a consortium, GBI offers the reach and quality of a large consultancy — without the overhead.
Harnessing the strengths of our members to create greater impact together.
Combining specialist knowledge and proven experience across industries.
Responding quickly to changing needs while maintaining high standards.
Offering the quality of a large consultancy at a more efficient, cost-effective scale.
To deliver world-class capability in rail and mobility transformation through strategic collaboration, innovation, and practical expertise. Helping clients perform and grow with confidence.
To be the trusted international partner driving innovation in rail, mobility, and transport systems, redefining how networks connect people, goods, and opportunities worldwide.
A Strategic Alliance Built for Modern Rail and Mobility
We bring together UK specialists in rail, mobility, and digital transformation. Our alliance combines strategic insight with hands-on delivery to help clients modernise, optimise, and innovate.
Members
GBI unites established UK consultancies, each bringing recognised expertise across rail, mobility, customer information and digital transformation.
Specialists in digital transformation, operational excellence, and data-driven insights.
Experts in rail innovation, systems engineering, and technology integration.
Leaders in rail infrastructure, maintenance, and operational delivery.
Providing strategic advisory, commercial consulting, and organisational design.
Together, these partners create a powerful network capable of delivering large-scale projects with precision, flexibility, and value.
Our Work
