Alex Leonhardt 3

Alex Leonhardt

Year of Call: 2018
Email Address:
Telephone: 020 7853 8055

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Alex Leonhardt joined 3PB in April 2021 following the successful completion of his pupillage under Cheryl Jones and Charlotte Hadfield. He is based in Chambers’ centre in London.

Alex accepts instruction in all areas of civil law, and has a particular interest in employment, housing, education and public law.

Prior to coming to the Bar, Alex worked in politics as a researcher to Members of Parliament and in public affairs for a body representing higher education providers. He also worked as a paralegal in a housing and public law department at a London law firm.


  • Employment and discrimination
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    Alex appears regularly in the Employment Tribunal on preliminary and final hearings and can provide drafting and advice on the full range of employment cases. He also has experience of advising on jurisdiction, and on claims to be made in the County Courts.

    His recent instructions include:

    • Successfully representing a claimant in a claim for an unpaid bonus, where the maximum potential bonus was recovered
    • Advising on a breach of contract claim where there was dispute over contractual interpretation involving the minimum hours to be provided
    • Providing advice and drafting on a disability discrimination case involving a potential jurisdiction issues involving the State Immunity Act.

    Alex is also keen to receive instruction on discrimination claims arising otherwise than in an employment context, including as part of his education law practice.

  • Property and Estates
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    Alex accepts instructions in all areas of landlord and tenant law.

    He appears frequently in residential possession cases and has advised on service charge matters including defects in notices and associated limitation issues.

    Alex has a strong understanding of social housing allocations and homelessness cases from his experience as a paralegal working in a housing and public law department specialising in these areas of work. He is keen to accept instructions in this area.

  • Education
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    Alex accepts instructions in all areas of education law. Alex regularly acts as a clerk in school exclusion appeals.

    During pupillage Alex was supervised by leading education junior Charlotte Hadfield and in that time assisted in judicial review claims, cases in the First-Tier Tribunal and a claim involving breach of contract and disability discrimination by an independent school.

    Alex’s experience of working in higher education policy means that he is particularly interested in cases in the higher education context, including discrimination and breach of contract claims and cases involving complaints to the Office of the Independent Adjudicator for Higher Education.

  • Articles
    • School Uniforms and Exclusions

      Alice de Coverley and Alex Leonhardt analyse how the tricky, balancing questions around children’s rights, school uniforms and school discipline have been dealt with by the Courts.

      This article also appeared in the Education Law Monitor.

      View Article
    • Strike-out applications of discrimination claims: approach with particular caution

      Mallon v AECOM Ltd, UKEAT/0175/20/LA (V)

      Employment and civil law barrister Alex Leonhardt analyses Mallon v AECOM Ltd, UKEAT/0175/20/LA (V), a case in which the EAT again urged caution in the use of strike-out applications in discrimination cases, and warned against only considering the first of the three duties under s20 of the Equality Act in reasonable adjustment claims.

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    • Covid-19 and the Class of 2020 – can students claim compensation from their universities?

      Covid-19 and the Class of 2020.
      Pupil barrister Alex Leonhardt examines if students can claim compensation from their universities.

      View Article
    • A Licence to be Loose? Consequences of the Court of Appeal’s decision on gaps in gas safety certificates in Trecarrell House Ltd v Patricia Rouncefield [2020] EWCA Civ 760

      3PB first-six pupil barrister Alex Leonhardt reviews the case Trecarrell House Ltd v Patricia Rouncefield [2020] EWCA Civ 760 in a detailed article.

      View Article
    • Residential Landlord and Tenant Covid-19 Update

      3PB’s Head of Property and Estates Group Matthew Cannings and Alex Leonhardt, pupil barrister, have produced an update for residential landlords and tenants during the coronavirus pandemic. The article considers the implications of the Coronavirus Act 2020 and Practice Direction 51Z of the Civil Procedure Rules and what the new provisions mean for residential landlords and tenants, including the imposition of a 90-day stay on most possession proceedings and the new three-month notice requirement.

      View Article

Academic qualifications

  • Bar Professional Training Course, Cardiff University 2017-18 (Very competent)
  • Graduate Diploma in Law, Cardiff University, 2016-17 (Distinction)
  • MA Political Philosophy, University of York, 2011-2012 (Distinction)
  • BA (Hons) Philosophy, University of Cambridge, 2005-2008


  • Astbury Scholarship (Major Award), Middle Temple
  • Harmsworth Entrance Exhibition, Middle Temple
  • Campbell Foster Prize for performance on the BPTC, Middle Temple