LEYF is a social enterprise that provides high quality childcare in disadvantaged areas of London. It aims to serve 5,000 children and families by 2017. LEYF has experienced strong growth, increasing its revenue by 19% annually and the number of children served by 12% annually from 2008-2014. It plans to expand to 56 nurseries by 2017. LEYF uses a social enterprise model where profits from full-fee nurseries support nurseries in disadvantaged areas to maximize both social impact and financial sustainability.