Arriva Rail North (Northern) have over 5,200 employees, and deliver more than 2,500 train services every weekday, managing 476 stations making us the largest train operator outside London. Gareth is the Head of Energy and Environment for Northern and heads up the environment team and employed to create and oversee the environmental strategy The improved environmental performance of the company is achieved through an extensive corporate wide Environmental Management System. Northern were one of the first companies to be awarded the ISO 50001 accreditation back in 2011 and were the first company in the UK to be awarded accreditation to the updated ISO 14001 standard back in September last year.