The Specialist Buyers Guide for Rail Supplies and Services


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Here is YourGuide to the leading suppliers of Interlockings

Data Tech Holdings Ltd

Data Tech Holdings – Rail Division, has a commitment to Health, Safety, Quality, Innovation and delivery of works, this has made us the leading Trackside/Stations installation contractor within London’s Rail Transportation and Communications industries. 

The planet unique demanding environment that is London Underground, Network Rail and Docklands Light Railway demands specific delivery and management skill sets, particularly when delivering project to fixed cost and on program. 

Data Tech has vast experienced in the installation of signalling/communications cables and equipment, we have delivered upgrades of the Jubilee, Northern, Piccadilly, 4LM (District, Metropolitan, Circle and Hammersmith & City) lines.

Data Tech has also delivered projects for Network Rail, DLR and Tram link

We are currently deployed installing the Emergency Service and Public Communications infrastructure with London Underground.

Our record of installing signalling and communications systems is unmatched within the sector, all our staff are PAYE, fully trained and competent, holding all the required licenses and accreditations to allow Data Tech to work successfully in these challenging environments.

Telephone Number
+44(0) 20 8319 5640
Unit 4, Gateway Business Centre, Tom Cribb Road, Woolwich, Arsenal, London, SE28 0EZ
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Zonegreen is renowned as the original creator of the modern rail depot protection system and is the world market leader in the field with its SMART Depot Personnel Protection Systems (DPPS). The system, installed throughout the UK and across the world, allows the safe and efficient control of train movements within depots – crucial in today’s busy working environments – protecting both staff and infrastructure.

The DPPS is highly advanced, state-of-the-art and incorporates intelligent, distributed communication technology, as well as electronic personnel datakeys to uniquely identify staff working in different safety zones.

Zonegreen specialise in safety control systems and interlocking solutions.

Telephone Number
+44 (0)114 230 0822
Zonegreen, Sir John Brown Building, Davy Industrial Park, Prince of Wales Road, Sheffield, S9 4EX
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