 for a second year in a row porterbrook has been named the transport sector leader in the annual gresb assessment with a top score of 100 100 and a five star rating the sustainability assessment looks at the esg performance of assets worldwide providing clarity and insights to financial markets on complex sustainability topics gresb sector leaders embody the industrys champions leading the charge towards a net zero future and propelling the sector forward we wholeheartedly commend this years sector leaders for their dedication leadership and commitment to esg principles and sustainability said sebastien roussotte ceo of gresb the result reflects porterbrooks ongoing commitment to sustainability covering key initiatives around the inclusion and diversity strategy as well as emission reduction targets mary grant porterbrook ceo said to maintain a 100% score and five star rating is a great accomplishment it demonstrates the ongoing commitment of the teams across all our sites to continuously review and improve our esg performance while encouraging and supporting the railway to embrace a net zero future 