James Cowper Kreston is a leading firm of accountants and business advisers, with offices in Newbury, Oxford, London, Reading ... and Southampton. The firm has a client base of over 5,000 businesses and private individuals. James Cowper Kreston delivers focused, innovative advice to a diverse range of businesses, ranging from start-up ventures to blue chip plcs. It also provides private client tax services to individuals. James Cowper Kreston is a member of Kreston Global, the global network of independent accountants and business advisers, giving its clients access to advisers across the globe. James Cowper Kreston is ideally placed to provide informed local, national and international advice. read more