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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.

  •  Ms Gemma Houghton
  •  01142300822
  •  Sir John Brown Building, , Davy Industrial Park, Prince of Wales Road, Sheffield. South Yorkshire. United Kingdom. S9 4EX.
  • @zonegreen


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The Junction, Quinton Rail Technology Centre, Station Road, Long Marston, Stratford on Avon, Warwickshire, CV37 8PL.