4 New Square Chambers

4 New Square Chambers is a leading barristers’ chambers specialising in commercial litigation and arbitration. Our members act and advise in disputes in the UK and internationally, and have a well-earned reputation for the strength of their advocacy and client focus. Winner of Chambers of the Year, Legal Business Awards 2025, and top ranked in both Chambers & Partners and the Legal 500. We are regularly instructed in some of the largest disputes handled in courts and tribunals worldwide, including many of the landmark legal cases of the 20th and 21st centuries. We are known not only for our legal credentials but also our commerciality, excellent client service and collegiate working practices. We are committed to furthering equality and diversity and maintaining a friendly working environment which nurtures member and staff wellbeing.