LAWYER PROFILE
Jonathan Speck

Jonathan Speck

Global 2026

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Mourant
 Mourant

Ranked in 2 practice areas

Dispute Resolution

Jersey

21 years ranked

Trusts

Jersey

11 years ranked

About

Provided by Mourant

Global

Practice Areas

Jonathan is a Jersey Advocate and Partner of Mourant Ozannes (Jersey) LLP, he specialises in commercial litigation, principally involving contentious and non-contentious trust cases. He has also written and lectured about these topics around the world.

In 2017, Jonathan was elected as an Academician of the International Academy of Estate and Trust Law in recognition of his contributions to the profession.

He is the firm's Senior Partner, a leadership role that entails being an ambassador for Mourant, our clients and people. He's been a partner since 1996 and served as Managing Partner of the Jersey Office and President of the Law Society of Jersey between 2014 and 2017.

Professional Memberships

Association of Contentious Trust and Probate Specialists

Society of Trust and Estate Practitioners (STEP).

Chambers Review

Provided by Chambers

Chambers Global Guide

Trusts - Jersey

Star Individuals
Individual Editorial

Jonathan Speck is a standout lawyer in Jersey who is well regarded for his skill as a litigator and courtroom advocate. He is senior partner at Mourant, and is engaged in both contentious and non-contentious trusts work.

Learn more about this teamView ranking table

Dispute Resolution - Jersey

Star Individuals
Individual Editorial
Jonathan Speck maintains an exceptional reputation for his work representing both beneficiaries and trustees in trust disputes.
Learn more about this teamView ranking table

Strengths

Provided by Chambers

  • Jonathan Speck is probably the best advocate at the Jersey Bar.

    TrustsChambers Global Guide

  • Jonathan Speck has stage presence like an actor in court. He is a star and he holds the court's ear like very few others can.

    TrustsChambers Global Guide

  • Jonathan Speck is excellent. It is unbelievable how quickly he picks things up.

    TrustsChambers Global Guide

  • You can expect Jonathan Speck to be involved in any big trust case. He is very good at managing the court.

    TrustsChambers Global Guide

  • Jonathan is probably the best advocate at the Jersey Bar: he's the first one you want to call.

    Dispute ResolutionChambers Global Guide

  • Jonathan is an outstanding lawyer.

    Dispute ResolutionChambers Global Guide

Ranked Individuals at Mourant (58)

Asia-Pacific Region

British Virgin Islands

Cayman Islands

Guernsey

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