Rhomberg Sersa UK is a full railway engineering service provider specialising in design and construction of slab track solutions, track renewal and maintenance, tunnels, stations, consultancy, planning, and design.

Our focus is on customer-oriented and tailor-made solutions for light rail, main-line railways, freight lines and private infrastructure, working collaboratively with our clients throughout the project lifecycle as a consultant, a designer and a contractor.

RWDI is a global climate and performance engineering firm with specialist advisory services in wind, noise, acoustics, vibration, air quality, rain, snow, sand drift, micro-climate and meteorology to assess and manage environmental and climate-related risks.

We tackle complex challenges for infrastructure developments and for the built environment, by combining innovative thinking, collaborative problem solving and a passion for expanding the boundaries of the possible.

Railway transport is one of the safest means of transport, and the rail network, which includes railways, metros, subways, and high-speed trains, is growing steadily. It allows cities and countries to grow together and is an engine for economic growth and prosperity.

REO is an innovation driver in railway technology and one of the market leaders in developing and producing inductive and resistive components for the railway industry. Our specialist knowledge ensures that projects are delivered on time and to the required quality..

With 12 locations worldwide, over 400 employees, and more than 11,000 world-class products, we are represented in international markets and can provide support wherever it is required.

RADD Solutions Limited provide Enterprise web, desktop, and mobile software solutions.

Research, Analysis, Design and Development (RADD) are wide categories, but RADD Solutions go further – providing support throughout product lifetimes and through end-of-life, into the next product.

We support clients as organisations, focusing on products but also on providing additional business value through integrations, hosting, training, consultation, and advice.

Reznet Rail provides global railway engineering solutions for mainline and metro projects.

We are a signalling design consultancy with significant expertise, experience and scale to undertake end to end design and consultancy for signalling projects both within the UK and International rail markets.

Rail BI is a leading SaaS platform tailored for railway infrastructure managers, facilitating efficient management of asset data, renewal and upgrade workbanks, whole life costing, business case creation, cost and benefit estimation, geographical mapping, report writing and more.

Customisable, modular and continuously improving, it is designed to accommodate multiple railway disciplines. Rail BI empowers organisations to streamline operations and optimise resource allocation with ease.

Rail Delivery Group is a membership organisation serving train operating companies. Mainly funded through its members (but with some support from other stakeholders), it works to create a better, simpler railway for all.

This involves providing important services that improve the customer experience – from journey planning to seat booking.

RSK is a multi-disciplinary environmental, health, safety, sustainability and engineering consultancy and technical services company.

We employ professional and technical staff in offices across the UK, Europe, Middle East and Africa. We have over 30 years’ experience in light, heavy and high speed railway infrastructure and operations.

Roxtec cable, pipe and conduit seals have been tested and approved by London Underground and Network Rail.

They protect rail assets against fire, smoke, water, rodents, gas, vibration, humidity, dust, and EMI.

Route Reports uses cutting-edge technology to create a real-time view of rail conditions – identifying defects or delays to specific track segments, accurate within 10 meters.

This allows rail operators to improve train reliability and performance and empowers rail maintainers to optimise their treatment strategies. Route Reports achieves this through its innovative in-house hardware and software that is tailored to the specific needs of each client.

Rock Rail provides innovative financing solutions and asset management services for rolling stock and other rail infrastructure, helping transform rail travel for passengers, deliver better value for the public sector and support a more sustainable railway.

Ridge and Partners LLP is a multidiscipline Property and Construction Consultancy. We help clients create better, more sustainable places for people to live, learn and work. We offer a partner-led approach with our 750+ people working worldwide from 13 UK locations.