 long marston rail innovation centre has gained iso 14001 certification in acknowledgement of porterbrooks positive approach to environmental management at the site the company already held the accreditation at its offices in london and derby and it has been a key focus to extend the scope to long marston since taking over the sites management in june 2021 porterbrooks environmental management system helps minimise environmental risks fulfil regulatory requirements and improve environmental performance amongst a number of changes at the site all porterbrook staff are required to complete specific environmental awareness training with additional spill kit training for site operational teams all visitors to long marston are asked to consider the environment as part of the site induction and environmental issues are given special attention in risk assessments 