Proud to maintain the majority of the UK's traffic signals

This information has now been relocated to our Yunex Traffic site.

Yunex Traffic website

Traffic Signal Maintenance

All organisations operating within the highway electrical sector must be registered to the Highway Electrical Registration Scheme (HERS). Of these almost 400 organisations, Siemens Mobility is one of only 11 to have achieved the Gold standard.

Operating from 14 regional locations, our skilled and knowledgable service engineers work to install and maintain over 15,000 sets of traffic signals, both from Siemens Mobility and other manufacturers, and additional ITS equipment that is so important in keeping the UK on the move.  We also provide an unrivalled and nationwide service for the expert installation and commissioning of Electric Vehicle chargers.


We work closely with you, our customer, to keep your critical transport and traffic management infrastructure operational. We ensure your traffic signal maintenance (TSM) contracts are delivered to the highest standards, both in regard to Health and Safety and service innovation, providing contract performance transparency between all relevant partners.


Our 300+ skilled installation and maintenance engineers are supported by a fully equipped training school with full time lecturers together with a unique Service Operations Centre.  Choosing Siemens Mobility Limited provides the backup and reliability of a team who are passionate about traffic control and in developing the innovative products and approaches to service delivery that you, as customers, expect.

Facts & Figures


Skilled staff in our Service Operation Centre working 24/7


Traffic Signal Maintenance Contracts


Software Support Contracts currently held

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