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.

4 New Square Chambers

Lizzy Stewart

Tom Gibbons

Louise Cochrane

Alex Dolby

Dennis Peck

Lorna Madden

This department specializes in providing legal advice and representation across various commercial topics.

Legal Services

This department handles administrative support functions and document management.

Clerical Services

This department provides administrative and logistical assistance to barristers, ensuring efficient case management and client interactions.

Legal Support

This department focuses on training and developing barristers through various educational programs and mentorship opportunities.

Barrister Development

This department is responsible for overseeing and coordinating tenant-related activities and services.

Tenant Management

This department manages various administrative and clerical tasks to support organizational functions.

4 New Square Chambers

Org chart

Teams

Legal Services

Clerical Services

Legal Support

Barrister Development

Tenant Management

Clerical Administration

Offices

4 New Square Chambers

Org chart

Teams

Legal Services

Clerical Services

Legal Support

Barrister Development

Tenant Management

Clerical Administration

Offices

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