After selling Accord, Stefanou changed from running businesses to running charities. In 2008 he established the Stefanou Foundation to protect the interests of vulnerable people, especially the very young and the very old, and to support the commercial development of scientific ideas into viable businesses. He serves as its chairman. In 2013, he established the Stefanou Foundation Cyprus which aims to address social and economic challenges after the
2012–2013 Cypriot financial crisis, and he serves as its chairman. The police and crime commissioner for Hertfordshire, David Lloyd, visited the centre and he said he believes it can "reduce the number of people suffering from abuse and make society better and safer". Stefanou personally funds the development and initial delivery of the HRHB programme as part of his overall funding to the Stefanou Foundation of £1.5M a year. and was
High Sheriff of Hertfordshire for the year 2016/2017. Stefanou is vice-chairman of the UK-Cyprus Enterprise Council, which was established in 2013 to promote investment in Cyprus and bilateral trade with the UK. == Honours ==