Mid-market private equity investor LDC has backed a management buyout of SRL Traffic Systems for £24m. SRL is the UK’s leading manufacturer of portable traffic lights and equipment. SRL has a nationwide network of 26 depots as well as the industry’s widest range of temporary pedestrian and traffic light systems. SRL employs c. 140 people, operates a fleet of more than 7,500 units and reported turnover of £15.6m for the financial year ended April 2018.