ARQ
Enabling Electrification
ARQ is a leader in enabling electrification across the UK rail network. Thanks to the combined resources of each of our businesses, our capabilities allow us to handle all aspects of the project inhouse – delivering on time, on budget and with maximum efficiency.

AmcoGiffen
With years of experience as the leading partner in the design and delivery of innovative and complex multi-disciplinary engineering, construction and maintenance services, AmcoGiffen has a wealth of experience across the transport, energy and environmental sectors.
- Cable management system
- Bridge works
- Parapet interventions
- Cabling
- Tunnel works
- Power
- Route clearance
- Design
- Rigid Overhead Conductor System
- Piling
- Signalling
- Substation Switchgear
- Steel fabrication
- Platforms
Rail Electrification Ltd
Rail Electrification Ltd (REL) provides highly qualified and experienced OLE delivery resource associated with the installation and commissioning of Overhead Line Rail Electrification in both the light and heavy rail infrastructure sectors in mainland Europe and Nationally across the UK. Recently acquired by QTS Group, REL is a leader in electrification works.
- OHL Installation
- Feeder stations
- OLE renewals
- Plant
- Design
- System wide commissioning
- Unique System Installation
QTS Group
The QTS Group is one of the UK’s most dynamic rail contractors, providing highly skilled operatives across a range of capabilities. QTS also has its own inhouse training facility and is also well known for its impressive specialist plant fleet.
- Fencing
- Vegetation management
- Design management
- Civil Engineering
- Earthworks
- Surveying
- Drainage
- IRATA rope access