Philippe Kuhn

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+44 (0)20 7832 1111

Philippe is building a broad and international practice specialising in commercial, public, civil liability (especially personal injury and property) and employment law.

He has a particular interest in commercial matters with an international dimension (including arbitration, civil fraud, construction, energy, jurisdiction and choice of law disputes) and cases at the intersection of private and public law (including Human Rights Act damages, procurement and equality rights claims). This builds on his international background, growing up in Switzerland and Sri Lanka, before reading law at the LSE and Oxford and qualifying as a barrister in England.

Current instructions as junior counsel include Commercial Court civil fraud, arbitration enforcement and contractual damages claims and work for the Infected Blood Inquiry. As sole counsel, Philippe regularly appears in and advises on a range of commercial, personal injury, construction and property disputes, including in specialist lists.

Philippe joined Chambers after completing a third six pupillage. Prior to that, he was a Judicial Assistant at the Supreme Court of the United Kingdom (2018/19), assigned to Lord Briggs, Lord Sumption and Lord Sales, and completed his pupillage at 11KBW (2017/18). Relevant experience includes assisting in the Bank Mellat A1P1 ECHR damages litigation arising out of asset freezing orders against an Iranian bank and Vedanta Resources PLC v Lungowe [2019] UKSC 20 concerning jurisdiction issues in a mass tort claim brought by Zambian nationals.

Commercial, Construction & International Arbitration

Philippe’s commercial and construction practice covers a wide range of sectors, from commercial fraud, international arbitration, oil and gas, energy, aviation, insolvency, technology and financial services to residential and commercial property.

He is currently instructed as junior counsel in an international commercial arbitration enforcement action and a high-value civil fraud damages claim in the Commercial Court in London. Other notable ongoing instructions include a success fees claim in the FinTech sector and advisory work on force majeure events in the energy sector (as junior counsel) and a bio-diesel supply claim and advising on transactions at undervalue and set-off in a cross-border insolvency (as sole counsel).

Philippe regularly appears as sole counsel in commercial and construction disputes, including in specialist lists in the County Court. Recent examples include commercial lease, subsidence damages and IT support services claims.

In the construction context, Philippe is junior counsel in an ongoing energy dispute, has acted in an adjudication against an insolvent counter-party (led by Marion Smith QC) and is co-author of the chapter on construction professionals in Wilmot-Smith on Construction Contracts (3rd edition, forthcoming) (with Patrick Hennessey).

Philippe also has a particular interest in jurisdiction and choice of law issues in international commercial litigation and arbitration. Recent work includes joint instructions with James Ramsden QC and Marion Smith QC. This builds on his academic background, having specialised in English commercial law and private international law at the University of Oxford (during the BCL).

During his pupillage at Chambers, Philippe worked on skeleton arguments, pleadings, research notes, witness statements, applications and pre-action correspondence (supervised by Marion Smith QC and Samar Abbas). Notable matters include:

  • Contested arbitration enforcement proceedings in the Commercial Court concerning ICC awards in a Swiss-seated arbitration between non-UK parties.
  • A Hong Kong construction arbitration raising issues as to the scope of contractual and tortious duties, causation, damage to non-parties to the arbitration and limitation.
  • A high-end residential property damages claim to be issued in the Technology and Construction Court, which was successfully settled by mediation before proceedings.

While at the Supreme Court, Philippe assisted on a number of significant commercial and commercial chancery appeals including:

  • Sevilleja v Marex Financial Ltd [2020] UKSC 31 – on the rule against reflective loss vis-à-vis creditors claiming directly against a third party for asset-stripping of a company.
  • Skandinaviska Enskilda Banken AB v Conway [2019] UKPC 36 – on fraudulent preferences through share redemption payments and remedies.

While at 11KBW, Philippe worked on a range of commercial employment (misuse of confidential information, bonus and commission), shareholder and LLP/partnership disputes under the supervision of Jane McCafferty QC. His recent article on negotiating damages in misuse of confidential information cases post-One Step (Support) Ltd v Morris-Garner [2018] UKSC 20 is to be published in the autumn edition of the Edinburgh Law Review.

Public & Regulatory

Philippe has experience acting both for and against central and local government public bodies and in regulatory disputes. Current instructions include work as junior counsel for the Infected Blood Inquiry, with a focus on financial assistance trusts and schemes for victims of HIV/AIDS and Hepatitis C (led by Jenni Richards QC and Katie Scott) and in a crowd-funded challenge in the special educational needs context (with Steve Broach).

Other notable instructions include advising a local authority on its Covid-19 related response (with Marion Smith QC and Ruth Keating), acting for a law firm in a challenge to a regulatory decision by the Legal Ombudsman and advising on a potential malicious prosecution claim.

Philippe has also contributed to a series of articles and webinars on procurement issues facing public authorities, in particular local authorities and NHS bodies, in light of Covid-19 (with Marion Smith QC, Parishil Patel QC, Kelly Stricklin-Coutinho and Rose Grogan).

As a pupil at Chambers, Philippe was supervised by Colin Thomann and Andrew Tabachnik QC in public law and regulatory matters in the asylum, immigration, EU sanctions and environmental regulation context. He gained experience preparing several written advices and research notes and drafting a jurisdiction challenge and statements in opposition on appeal, at all levels.

While at the Supreme Court, Philippe assisted on notable appeals including:

  • R (Privacy International) v Investigatory Powers Tribunal [2019] UKSC 22 – a landmark appeal raising constitutional law issues as to the legality of a potential ouster of judicial review clause in section 67(8) of the Regulation of Investigatory Powers Act 2000.
  • R (Association of Independent Meat Suppliers) v Food Standards Agency [2019] UKSC 36 – an important regulatory law appeal concerning the existence of a right of challenge and (if so) procedure for challenge against the Official Veterinarian.

As a pupil at 11KBW, Philippe completed a wide range of written opinions, skeleton arguments, pleadings and research notes across the full spectrum of public law (supervised by Joanne Clement). Notable work included:

  • Research assistance on quantum in the Bank Mellat A1P1 ECHR damages litigation in the Commercial Court arising out of asset freezing orders against an Iranian bank.
  • Advising on EU Charter equality rights in relation to adjustments for disabled individuals in the aviation context and pension rights of surviving partners in same-sex relationships.
  • Helping to advise commercial entities and research bodies on anonymisation regimes for data protection purposes under the GDPR and new Data Protection Act 2018.

Philippe also has a sustained academic interest in public and human rights law. He specialised in public and commercial law at Master’s level during the BCL at the University of Oxford. He has written a number of published articles in this field:

  • “Reforming the Approach to Racial and Religious Hate Speech Under Article 10 of the European Convention on Human Rights” (OUP Human Rights Law Review, Volume 19, Issue 1, February 2019).
  • “The Rebirth of the Common Law: Common Law Constitutional Rights and Legality” (Gray’s Inn Student Law Journal, Volume 8, 2017).
  • “Rules and Discretion: Elevating the Status of Soft Law in the United Kingdom” (Washington Undergraduate Law Review, Volume VIII, Issue I, 2015).

Philippe is a member of the Administrative Law Bar Association (ALBA).

Civil Liability

Philippe regularly appears as sole counsel in personal injury and mixed civil Fast Track and Small Claims matters in the County Court. Hearings range from witness trials to interim applications, case management, quantum disposal and infant approval hearings. His main areas of practice are occupiers’ liability, Highways Act claims and road traffic accidents. He acts both for major insurers and injured claimants, including on a CFA basis.

Relevant experience also includes acting in residential property disputes raising health and safety and landlord-tenant law issues.

He has a particular interest in conflict of laws (private international law) issues in the personal injury context, including direct claims brought against insurers in the English courts for injuries sustained in accidents abroad. He is gaining experience of advising on jurisdiction, choice of law and consumer contracts issues, including in relation to the Package Travel Regulations and Linked Travel Arrangements Regulations 2018.

While at the Supreme Court, he assisted in the important appeal of Vedanta Resources PLC v Lungowe [2019] UKSC 20 which resolved complex jurisdiction issues in a mass tort claim brought by Zambian nationals against the UK-domiciled parent company of a mining corporation.

As a pupil in Chambers, Philippe was supervised by Emily Formby and Judith Ayling. He gained experience in a range of written advices, pleadings and research notes in clinical negligence and personal injury matters with a focus on medical causation, expert evidence, duty of care issues and pre-trial settlement negotiations, acting for NHS Trusts, local authorities and insurers. He also regularly appeared as sole counsel in personal injury County Court matters.

Philippe is a member of the Personal Injuries Bar Association (PIBA).


Philippe has broad experience of the full range of statutory and commercial employment matters as a pupil at 11KBW and judicial assistant at the Supreme Court. Current instructions include acting as junior counsel in test claims against several police authorities concerning historic pay and leave entitlements under the Police Regulations.

While at the Supreme Court, Philippe assisted on significant appeals including:

  • Royal Mencap Society v Tomlinson-Blake (pending) – on national minimum wage entitlements of home workers who are required to remain at home in their shift and of sleep-in residential care workers.
  • Egon Zehnder Ltd v Tillman [2019] UKSC 32 – the leading case on restraint of trade and the doctrine of severance of unenforceable covenants in employment contracts.
  • Williams v The Trustees of Swansea University Pension & Assurance Scheme [2018] UKSC 65 – on the meaning of “unfavourable treatment” under section 15 of the Equality Act 2010 in the context of pension entitlements for a disabled employee.

As a pupil at 11KBW, Philippe was supervised by Jane McCafferty QC and Simon Forshaw in employment matters and assisted a wide range of members of chambers. He gained experience in the following main areas:

  • Commercial employment: post-termination restraints, misuse of confidential information, bonus claw-back provisions, commission entitlements, shareholder covenants, LLP rights and conflicts of laws.
  • Statutory employment: discrimination, whistleblowing, victimisation, TUPE transfers, unfair dismissal, wrongful dismissal and worker status.

Notable cases as a pupil include International Petroleum Limited v Osipov [2019] IRLR 52 (CA) – the leading case on individual whistleblowing liability under the Employment Rights Act 1996.

Philippe is a member of the Employment Law Bar Association (ELBA).

Environmental & Planning

Philippe has a growing interest in environmental and planning matters, in particular where they overlap with regulatory issues.

As a pupil in Chambers, relevant work included assisting Andrew Tabachnik QC in advising on the contaminated land regime under Part IIA of the Environmental Protection Act 1990.

Philippe also assisted on a number of planning, environmental and land use appeals while a judicial assistant at the Supreme Court, including:

  • London Borough of Southwark v Transport for London [2018] UKSC 63 – an important appeal on the vesting of land rights in highway authorities in highly dense urban areas.
  • R (Wright) v Resilient Energy Severndale Ltd and Forest of Dean District Council [2019] UKSC 53 – on whether community fund donations constitute a “material consideration” for the purposes of section 70(2) of the Town and Country Planning Act 1990

Philippe's Practice Areas

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