4 New Square Chambers | 9,034 followers on LinkedIn. One of the leading commercial barristers'​ chambers. We are involved in some of the most significant disputes. | 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.