Ten Old Square

Partnership Department

London (Bar)
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Ten Old Square is highly regarded for its comprehensive coverage of partnership matters on both the contentious and non-contentious sides. Its members are instructed by solicitors' firms, property developers and financial services clients, among others, and also involve themselves with farming and medical partnership disputes. They regularly appear in court, arbitration and mediation handling all the varied aspects of partnership law one could care to mention.

Client service: Senior clerk Keith Plowman is described as "responsive and very helpful." Deputy senior clerk Marc Schofield is complimented by interviewees for being "very good at finding the right person for the right job and excellent on the care side of things." The set is noted for providing a comprehensive partnership seminar programme.


Gideon Roseman

Devotes a sizeable proportion of his chancery and commercial practice to the litigation of partnership disputes, appearing on behalf of property development clients. He also assists with arbitration in complex partnership disputes.
Strengths: "Easy to deal with and very tenacious in his pursuit of the case." "If you were in trouble you'd want him in your corner."
Recent work: Acted for the defendant in Hanson v Carver, a dispute involving a property development partnership.


Jeremy Callman

Universally acknowledged for his unsurpassed combination of exhaustive technical knowledge, thoroughness of approach, formidable courtroom presence and excellent client rapport. He acts almost exclusively on partnership and LLP matters, representing both partnerships and individual partners, and maintaining a strong focus on the litigation of matters for clients from the professional services, financial and medical spheres.
Strengths: "His level of knowledge of partnership law is second to none." "He is a leading light in the area," who is "very user-friendly and natural with clients - he is excellent at putting them at ease."


Jonathan Gavaghan

Attracts special praise for his blend of deep knowledge, client-friendliness and a particularly high degree of accessibility. He is noted for his handling of issues affecting individual solicitors or their firms, and acts on matters concerning both traditional and medical partnerships. Gavaghan further offers especially extensive experience as an arbitrator or arbitration counsel in partnership disputes.
Strengths: "Has an excellent knowledge of partnership and LLP law." "He instils confidence with his calm and authoritative manner and his strong courtroom presence." "Jonathan is formidably intelligent" and "has a lovely manner with clients."
Recent work: Acted in the case of Rees v Rees, advising on a partnership dispute relating to a large farm in Wales that had a connected aviation business.


Naomi Winston

A highly active and very well-regarded barrister with an established reputation as junior counsel in key partnership cases, who continues to attract attention and admiration as a leading advocate and adviser in her own right. She operates across an impressively broad range, acting for individuals and partnerships in the professional services and financial sectors. Winston covers both contentious and advisory mandates.
Strengths: "She has deep understanding of the technical issues involved in partnership and LLP litigation." "Very bright, incredibly industrious and someone with a detailed knowledge of all things partnership-related," "she is an advocate of "boundless enthusiasm and energy."