Rhomberg Sersa Rail Group UK

What Rhomberg Sersa Rail Group UK does

Rhomberg Sersa Rail Group UK (legal entity Rhomberg Sersa UK Limited) is a Doncaster-headquartered railway engineering service provider and the UK subsidiary of Austrian family-owned group Rhomberg Sersa Rail Group. The UK business delivers consultancy, design, construction and maintenance across slab track systems, switches and crossings, tunnels, stations, bridges and track renewal projects, acting as principal contractor, JV partner or subcontractor to clients including Network Rail, Transport for London, Translink, Babcock and major contractors such as Balfour Beatty, BAM Nuttall and Willmott Dixon.

The company's technical differentiators sit in proprietary slab track products developed in-house: the IVES asphalt-based ballastless system, the Network Rail Approved STA prefabricated slab system, the V-TRAS transition module linking slab to ballasted track, the SLS Sersa Second Life refurbishment system, and the Machine Group materials handling fleet (MFS+ wagons and UMH vehicles). Digital capabilities include the AARK route knowledge management system, drone and laser-scanner survey services, and a digital alignment system (RhoFAS) capable of ±1mm baseplate positioning.

The business model is project-based professional services with hardware-adjacent product revenue from proprietary track systems. Pricing is not publicly disclosed and is determined through competitive tendering; contract values range from £350,000 for specialist bridge works to £469 million for the five-year S&C North Alliance. The company accesses large infrastructure contracts predominantly through joint ventures (Amey Rhomberg Sersa JV, Rhomberg Sersa UK/Farrans JV, PORR consortium for Semmering Base Tunnel) and framework alliances, with geographic reach covering the UK, Ireland and, via the parent group, Austria, Germany, Switzerland, Australia, Canada and Nordics.

Name

Rhomberg Sersa Rail Group UK

Legal name

Rhomberg Sersa UK Limited

Website

https://uk.rhomberg-sersa.com

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

Rhomberg Sersa Rail Group UK is the UK subsidiary of the Austrian Rhomberg Sersa Rail Group, providing specialist railway engineering services — slab track design and construction, track renewal, tunnel refurbishment, and consultancy — to Network Rail, TfL, Translink and major contractors through direct contracts and joint ventures.

Ownership category

akta.pro rank

Product category

Railway Infrastructure Engineering Services

NAICS

Support Activities for Rail Transportation (488210), Support Activities for Rail Transportation (4882), Architectural, Engineering, and Related Services (5413)

SIC

Railroad Equipment (3743), Construction Machinery & Equip (3531), Construction, Mining & Materials Handling Machinery & Equip (3530), Services-Engineering Services (8711)

akta.pro primary industry

Railway Track & Civil Works Construction (Ballast, Slab Track, Alignment) (IMAFAFAA)

akta.pro secondary industries

Rail Maintenance-of-Way (MOW) Equipment & Services (Tamping, Grinding, Renewal) (TLAJADAH), Rail Civil Structures & Right-of-Way Management (Earthworks, Drainage, Vegetation) (TLAJADAE), Rail Maintenance & Track Vehicles (Hi-Rail, Track Machines, Inspection Vehicles) (IMAHAIAK), Rail Construction & Maintenance-of-Way Vehicle Manufacturing (IMACAFAJ), On-Track Maintenance Machines (OTM) & Rail Plant Equipment MRO (TLAKAIAK)

Keywords

• Railway engineering services
• Slab track construction
• Track maintenance refurbishment
• Rail infrastructure consultancy
• Materials handling systems

Headquarters

HQ city

Bregenz

HQ country

Austria

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Railway Construction Services: Project-based revenue from track construction, slab track installation, tunnel refurbishment, and infrastructure engineering services performed as main contractor or subcontractor
2. Track Maintenance Services: Ongoing maintenance contracts for track systems including preventive and reactive maintenance, life extension solutions, and asset surveys
3. Consultancy and Design Services: Engineering consultancy services including feasibility studies, option selection, detailed design for construction, and construction assurance throughout project lifecycle
4. Specialist Track Products: Sale and supply of proprietary track systems including IVES, STA slab track, V-TRAS transition modules, and SLS life extension products

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

Rhomberg Sersa Rail Group UK provides full railway engineering services covering the design, construction, maintenance, and renewal of slab track systems, bridges, tunnels, stations, and plain line track for heavy rail, high-speed rail, light rail, and metro/rapid transit networks. The company operates as consultant, designer, and contractor—deploying proprietary slab track systems (IVES, STA, V-TRAS, SLS), the Machine Group materials handling fleet, and surveying services using drones, laser scanners, and GNSS equipment. It also delivers maintenance contracts, refurbishment works, and digital route knowledge management (AARK) to clients throughout the UK and Ireland.

Product overview

Rhomberg Sersa Rail Group UK is a full railway engineering service provider offering a comprehensive portfolio of specialist products and services. The core offering centers on slab track solutions including the proprietary IVES system, Network Rail Approved STA system, and bespoke slab track designs for switches & crossings. Key products include the V-TRAS universal transition module for ballast-to-slab interfaces and the SLS Sersa Second Life System for extending switch & crossing lifespan. The company operates the Machine Group, a unique inline materials handling system comprising MFS+ wagons and UMH vehicles for excavation and reballasting. Supporting services include design and consultancy, infrastructure engineering (track construction, renewals, maintenance), and survey services utilizing drones, laser scanners, and GNSS. Additionally, the AARK digital route knowledge system provides automated competency tracking for drivers.

Differentiator

Problem solved

Functional benefit

Brands

• IVES: Intelligent, Versatile, Efficient, Solid - bespoke asphalt-based slab track system developed by Rhomberg Sersa
• STA (Slab Track Austria)
• SLS Sersa Second Life System
• V-TRAS
• Machine Group
• AARK

Products and services

• Slab Track Systems Comprehensive engineering services covering the design and construction of slab track systems for railways, including IVES, STA, S&C variants, and bespoke solutions; offered to rail infrastructure clients across the UK and Ireland.
• IVES (Intelligent, Versatile, Efficient, Solid) Proprietary asphalt-based ballastless track system developed for fast installation and unique configurability, suitable for platforms, bridges, and tunnels refurbishment.
• STA (Slab Track Austria) Network Rail Approved prefabricated slab track system suitable for all line categories and speeds, available in standard and narrow width versions with full S&C capability.
• Ballastless Slab Track Systems - S&C Switch and crossing installation service in cast in situ, direct fix, or prefabricated elements, delivering complex layouts meeting modern railway standards.
• Ballastless Slab Track Systems - Bespoke Solutions Custom slab track solutions developed in collaboration with the R&D and Engineering teams to meet exacting standards of complex infrastructure requirements.
• V-TRAS (Universal Transition Module) Universal transition module for connecting fixed slab track to ballasted track, addressing critical interface zones with simple and sustainable solutions.
• SLS Sersa Second Life System Switch and crossing life extension and refurbishment system that tackles timber deterioration in chair screw areas, reversing and stabilising infrastructure against further deterioration.
• Machine Group (MFS+ and UMH materials handling system) Unique inline high-output excavation, reballasting and materials handling system for railway track renewal projects, consisting of MFS+ wagons and UMH vehicles capable of single line excavation, parallel working, and single bore tunnel operations.
• UMH (Universal Materials Handling) Material handling vehicle that receives materials from MFS+ or MFS and distributes via a series of conveyors, with top conveyor (400m3/hr), lower conveyor (200m3/hr), and dust suppression systems.
• Design & Consultancy Services Consulting and engineering services including feasibility and option selection, bespoke solution development, detailed design for construction, and construction assurance.
• Infrastructure Engineering Track construction and renewals, track maintenance, and major project delivery as principal contractor for multidisciplinary railway infrastructure.
• Survey Services Comprehensive surveying using drone images, laser scanners, and satellite navigation (GNSS) for topographical surveys, video inspections, and precise track alignment, with direct flow of digital plan data to field surveying equipment.
• AARK (Automated Archived Route Knowledge) Digital route knowledge management system providing evidence of drivers' maintenance of competency; records routes driven via GPS tracking and an app-based shift documentation interface, with automated alerts when route knowledge is at risk of lapsing.

Named customers14 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

AI capability7 records

Feature7 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• STRABAGcoreStrategic or Co-development PartnerSTRABAG is a major European construction company collaborating with Rhomberg Sersa UK on HS2 JV bid and joint infrastructure projects. Teams have worked together on projects including Wolverhampton College's Rail Training Centre opening, where STRABAG partnered with PORR and RSUK.
• PORR GroupcoreStrategic or Co-development PartnerPORR Group and Rhomberg Sersa Rail Group form an established consortium partnership for major Austrian railway infrastructure projects. The companies jointly secured the Koralm Tunnel equipment contract and the approximately €76 million Semmering Base Tunnel slab track contract. PORR leads technical aspects while RSRG handles commercial management.
• AmeycoreStrategic or Co-development PartnerAmey Rhomberg Sersa JV partnership delivering the £469 million S&C North Alliance contract for Network Rail covering London's Kings Cross, Northern England, North Wales and Scotland over 5 years.
• FarranscoreStrategic or Co-development PartnerRhomberg Sersa UK / Farrans JV partnership executing the £19 million North West Transport Hub project in Londonderry for Translink, combining rail works with civil and building construction.
• Wolverhampton CollegeminorStrategic or Co-development PartnerCollaboration on Rail Training Centre at Wolverhampton College where RSUK's Slab Installation Gantry remains for training purposes. The facility is the first in the UK to offer training on slab track technology for high-speed rail.
• LINMAGcoreStrategic or Co-development PartnerLINMAG is an international milling service provider and sister company of LINSINGER (milling machine OEM). RSRG formed a joint venture with LINMAG for rail milling services, ordering a SF02T-FS LB milling machine from LINSINGER for TTC subway work.
• Rhomberg Sersa Rail Group (Global)coreStrategic or Co-development PartnerUK operations are part of the Austrian-based Rhomberg Sersa Rail Group offering comprehensive railway construction, infrastructure and service products. The group pools expertise and technologies across countries including Austria, Germany, Switzerland, UK, Ireland, Australia, and North America.

Scale indicators4 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• PORR AG: PORR is a major European construction group with strong rail infrastructure and slab track capabilities — RSUK's parent group is PORR's consortium partner on the Semmering Base Tunnel and Koralm Tunnel, and PORR competes in the same European slab track category.
• Amey plc: Amey is a UK infrastructure services group operating rail (including S&C North Alliance JV with RSUK), highways and utilities — a JV partner and broader competitor with rail construction and maintenance capabilities overlapping RSUK's core offerings.
• BAM Nuttall: BAM Nuttall is a major UK civil engineering contractor with significant rail infrastructure and track works exposure — overlaps with RSUK on multidisciplinary rail projects and is referenced as both peer and client in the RSUK data.
• Babcock International (Rail): Babcock International's rail division delivers track, signalling and rolling stock services in the UK — comparable to RSUK on infrastructure construction (e.g., Queen Street Tunnel, Winchburgh Tunnel) and overlapping customer base.
• Balfour Beatty (Rail): Balfour Beatty operates a large UK and international rail infrastructure division delivering track, electrification, signalling and civil works — broader portfolio than RSUK but overlapping on track construction and station/tunnel works, and listed among RSUK's clients on joint projects.
• Strabag AG: Strabag is a large European construction group with rail infrastructure (including HS2 JV bid with RSUK) and track construction capability — directly comparable on major rail projects and listed as a strategic partner in RSUK's alliance structure.

Direct peers

• Colas Rail: Colas Rail operates UK rail infrastructure services including track installation, overhead line, and slab track systems — a direct competitor to RSUK's slab track and track renewal portfolio, serving similar Network Rail and UK transit clients.
• VolkerRail: VolkerRail is a UK-based specialist rail infrastructure contractor delivering track construction, renewals, and maintenance services — directly comparable to RSUK's track construction, S&C, and maintenance offerings in the same Network Rail and UK transit market.

Emerging players

• Max Bögl: Max Bögl is a German construction and technology group offering its own slab track and rail systems — a direct specialist competitor to RSUK's IVES/STA slab track portfolio, primarily operating in Germany and continental Europe but targeting UK and international tenders.

Regional players

• Morgan Sindall Infrastructure: Morgan Sindall Infrastructure delivers UK rail and civil engineering projects including track, civils and station works — a comparable UK rail contractor competing with RSUK on Network Rail and regional transit frameworks, though broader in scope.

Market position

Strengths5 records

Weaknesses3 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/rhomberg-sersa-uk-ltd

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rhomberg Sersa Rail Group UK