Callum Clark

Callum has a detailed understanding of the specialist practice areas in which his members operate and an awareness of client expectations and needs in the UK and worldwide. He has a commercial approach to fee negotiation and is willing to discuss progressive fee arrangements to suit differing client and case requirements. He ensures his team deliver the high standards of service that our clients expect.

Callum works closely with the Chief Executive and Head of Marketing assisting with developing Chambers’ brand, reinforcing client relations domestically and internationally. He works closely with his members strategising their practice development and implementing this from year to year. His responsibilities in Chambers include all areas of practice management, such as, business development, diary management, allocation of new work, complex listing arrangements and fee negotiation.

Callum is a member of the Institute of Barristers’ Clerks (IBC) and enjoyed a period of time sitting on the IBC Career Development Committee. He previously was a committee member of the London Young Lawyers Group and London Legal Networking Group too.

Callum currently sits as a committee member of the New Professional Group of R3 (Association of Business Recovery Professionals) London & Southeast.

Client recognition in the legal directories:

• “Callum Clark is the best clerk in London. He is knowledgeable about the industry, helpful, responsive and accommodating on fees wherever possible.” Chambers & Partners UK 2025
• “Callum Clark is always quick to deal with matters and very proactive in his management of solicitor relationships.” Chambers & Partners UK 2025
• “Callum Clark is helpful and responsive. He is an asset to Radcliffe Chambers.” Legal 500 2025
• “Callum Clark is highly responsive, friendly, and a pleasure to deal with. They are proactive in offering solutions and leave you with the sense that nothing is too much trouble.” Legal 500 2025
• “Callum Clark stands out as particularly good… responsive, commercial, and always willing to help.” Legal 500 2025
• “Callum Clark is responsive, helpful, and good to deal with.” Chambers & Partners UK 2024
• “I have nothing but praise for Callum Clark, he is professional, quick, helpful and a pleasure to work with.” Legal 500 2024
• “As mentioned, the clerks are phenomenal. I would specifically commend Callum Clark, whom I have worked with a lot over the last year or two, for always trying to go the extra mile to assist.” Legal 500 2024
• “Callum Clark is responsive, helpful, and good to deal with.” Legal 500 2023
• “Callum Clark has been very helpful and approachable. The service has always been excellent.” Legal 500 2023
• “The clerks always provide a professional service. Callum Clark is particularly hardworking and helpful.” Legal 500 2023
• “The clerks are very friendly and always helpful especially Callum. They go beyond their expectations to assist with matters.” Legal 500 2023