Jenn acts across the spectrum of Chambers’ competition litigation work, which includes both standalone and follow-on claims, both bringing and defending damages actions and collective proceedings. She also has experience acting in regulatory disputes.

Cases

Current and recent highlights include:

• Google ‘play store’: Acting for Google in all three strands of the ‘play store’ litigation comprising a standalone claim brought by Epic Games and two class actions brought by consumers (Coll) and app developers (Rodger) (led by Kassie Smith KC, Josh Holmes KC, Tom Sebastian and Jack Woods).
• Vodafone: Acting for Vodafone in the £3.2 billion ‘loyalty penalties’ class action (led by Rob Williams KC and David Bailey).
• Running shoes: Defending Deckers (a footwear company owning inter alia the Hoka and UGG brands) against a standalone claim brought by retailer Up and Running arising out of alleged infringements of the Chapter I prohibition (led by Alison Berridge).
• Heathrow price control: Acting for Heathrow in an appeal against the Civil Aviation Authority’s decision to modify the price control terms of Heathrow’s economic licence (led by Daniel Beard KC, Josh Holmes KC, Philip Woolfe and Stefan Kuppen).
• RoRo: Acting for the WWL defendants in the RoRo shipping cartel class action (led by Josh Holmes KC and Laura John).
• Trains: Acting for South Western Railway, a defendant in the ‘boundary fares’ class action (led by Tim Ward KC and James Bourke).
• Sports advice: Advising a professional football league on a prospective competition law challenge to the regulations of its governing body (as sole counsel).
• Space law advice: Advising an intergovernmental organisation on the compatibility of certain of its endeavours with EU and UK competition law (led by Michael Bowsher KC).
• Telecommunications advice: Advising a wholesale infrastructure (‘mast’) provider on competition law issues arising in the context of ongoing land law litigation (led by Kester Lees KC).
• ORR advice: Advising the Office of Road and Rail in relation to the feasibility of a proposed enforcement action (as sole counsel).

Highlights from pupillage include:

• Justin Le Patourel v BT Group: Assisting in a standalone collective proceedings claim against BT arising out of alleged unfair pricing of unbundled land-line services.
• Value Licensing v Microsoft: Assisting in a standalone claim arising out of alleged infringements of competition law in the market for second-hand software.
• Gemalto and Others v Infineon and Another [2022] EWCA Civ 782: Assisting in a follow-on damages claim concerning the landmark question of whether limitation can, in principle, run from a Statement of Objections released by the EU Commission.
• Churchill Gowns v Ede & Ravenscroft [2022] CAT 34: Assisting in a standalone claim arising out of alleged infringements of competition law in the market for the supply of academic dress.
• Achilles v Network Rail [2022] CAT 9: Assisting in quantum trial of a standalone damages claim arising out of an established breach of the Chapter I prohibition.
• Cabo Concepts v MGA Entertainment: Assisting in a standalone claim arising out of alleged breaches of the Chapter II prohibition by one of the world’s largest toy companies.
• Stellantis v NTN: Assisting in a follow-on damages claim arising out of the automotive bearings cartel.
• Sports advice: Assisting in advising a global sporting organisation on prospective claims it faced under competition law.

Jenn accepts instructions in all areas of public law (administrative and constitutional) and civil liberties and human rights law (including ECtHR work), both as sole and junior counsel. As set out above, she is appointed to the Equality and Human Rights Commission’s panel of preferred counsel.

She is also a member of the UK Attorney General’s Junior Junior Scheme, the Administrative Law Bar Association, the Human Rights Lawyers Association and the Bar Human Rights Committee.

Cases

Current and recent highlights include:

• Afghan Relocations and Assistance Policy cases: Acting for numerous Afghan nationals (across a present total of seven issued judicial review proceedings against the Ministry of Defence) in hiding / danger from the Taliban in relation to their applications to relocate to the UK following the fall of Kabul. These include:
  • Interpreters: Two cases on behalf of Afghan former interpreters for the British armed forces (as sole counsel or led by Nikolaus Grubeck).
  • Guards: One case on behalf of an Afghan former guard at a British military base (as sole counsel or led by Chris Buttler KC from Matrix).
  • Special forces: One case on behalf of an Afghan special forces ‘Triple’, a soldier in an elite unit set up, funded and run by the UK (led by Julianne Kerr Morrison).
  • Consultants: Two cases on behalf of Afghan former employees at a leading UK-funded international consultancy (as sole counsel or led by Nikolaus Grubeck).
• Asylum appeal on Article 3 grounds: Acting for an asylum-seeker from Iraqi Kurdistan in relation to his appeal against a refusal decision on the ground that deportation would subject him to a real risk of torture by the state (as sole counsel).
• R (BH) v LB Newham: Acting for an asylum-seeker from Iranian Kurdistan in an age dispute case (as sole counsel).
• R (FI) v LB Hounslow: Acting for the claimant, the mother of a 6-year-old autistic child, in a challenge to the lawfulness of a local authority’s ‘housing needs assessment’, involving claims under the Housing Act 1996 and the Children Act 1989 (led by Ian Wise KC).
• R (Islam and Another) v LB Haringey: Acting for the claimants in a dispute concerning whether a local authority had erred in its decision that they were not eligible to be placed on Band A of the housing register (as sole counsel).
• Bolt: Acting for the ride-hailing service Bolt in judicial review proceedings brought against HMRC (led by Valentina Sloane KC).
• Tax JR: Acting for a supermarket chain in judicial review proceedings brought against HMRC (led by Valentina Sloane KC).
• Environmental / Constitutional / EU law advice: Advising an NGO on potential routes to challenging anticipated secondary regulations made by the Secretary of State (as sole counsel).

Highlights from pupillage include:

• R (the3million and Open Rights Group) v SSHD and Another [2023] EWHC 713 (Admin): Assisting in a successful challenge to the lawfulness of statutory restrictions on data protection rights enacted by the UK government in the context of ‘effective immigration control’.
• R (Jagtar Singh Johal) v FCDO and Others: Assisting in a claim brought on the ground that unlawful intelligence sharing by UK intelligence agencies (MI6 and/or MI5) caused or contributed to the claimant facing arbitrary detention, torture and death penalty proceedings in India.
• R (Kellogg and Another) v SSHSC [2022] EWHC 1710 (Admin): Assisting in a successful defence against Kellogg’s challenge to the Food (Promotion and Placement) Regulations 2021.
• Statelessness challenge: Assisting in a challenge to the lawfulness of the Home Office’s refusal to recognise the British citizenship of a young child detained in Syria on the basis that she was born after a (then withdrawn) deprivation order that was made in respect of her mother.
• PNC records challenge: Assisting in a challenge to the lawfulness of the commissioner’s refusal to remove an allegedly illegitimate warning signal from the claimant’s PNC record.
• Enforcement of an ECtHR award: Assisting in advising a private individual on how he might challenge an assertion made by the Liechtenstein government that it had complied with its obligations pursuant to a judgment of the ECtHR.

Jenn accepts instructions in all areas of data protection and information law, both as sole and junior counsel, including matters concerning the DPA 1998, DPA 2018, (UK) GDPR, FOIA 2000 and EIR 2004.

Cases

Current and recent highlights include:

• DPA 1998 damages claim: Defending a company against a damages claim brought under the DPA 1998 on the ground of an alleged failure to respond to a subject access request (as sole counsel).
• Stephen Beck and Others v Police Federation of England and Wales: Acting for over 13,000 police officers in a claim against the Police Federation for loss of control of their personal data, including their home address data (led by Gerry Facenna KC and Eric Metcalfe).
• Surrey Searches and Others v Northumbrian Water and Others: Acting for over 90 claimants in a c.£150 million restitution claim against the water companies of England and Wales due to their alleged failure to comply with their obligations under the EIR 2004 (led by Gerry Facenna KC and Narinder Jhittay).
• ICO v TikTok: Acting for the ICO in relation to a £12.7 million fine imposed on TikTok for breaches of data protection law, including failing to use children’s personal data lawfully (led by Gerry Facenna KC, Robin Hopkins, Nikolaus Grubeck, Daisy Mackersie, Jamie Susskind and Alexandra Littlewood).
• Advice on quantum: Advising two children as to the appropriate value of a settlement (agreed with the local council on their behalf following a series of data breaches) prior to an infant approval hearing (as sole counsel).

Highlights from pupillage include:

• R (the3million and Open Rights Group) v SSHD and Another [2023] EWHC 713 (Admin): Assisting in a successful challenge to the lawfulness of statutory restrictions on data protection rights enacted by the UK government in the context of ‘effective immigration control’.
• PNC records challenge: Assisting in a challenge to the lawfulness of the commissioner’s refusal to remove an allegedly illegitimate warning signal from the claimant’s PNC record.
• Claim in the context of identity fraud: Assisting in a claim concerning breaches of the claimants’ data protection rights in the context of identity fraud.
• Advice to the Child Abuse Imagery Database: Assisting in an advice concerning the lawful international transfer, for law enforcement purposes, of indecent images of children and associated data and metadata.

Jenn accepts instructions in matters concerning both public international law and private international law.

She has become increasingly involved in matters entailing the application and interpretation of international Space Law (i.e. the distinct branch of public international law arising out of space-related treaties and sets of principles).

She is also a member of the International Law Association.

Cases

Current and recent highlights include:

• Space law advices: Advising an intergovernmental organisation on the immunity of international organisations as well as the compatibility of certain of its endeavours with international law (led by Michael Bowsher KC).

Highlights from pupillage include:

• Enforcement of an ECtHR award: Assisting in advising a private individual on how he might challenge an assertion made by the Liechtenstein government that it had complied with its obligations pursuant to a judgment of the ECtHR.
• Advice to the Child Abuse Imagery Database: Assisting in an advice concerning the lawful international transfer, for law enforcement purposes, of indecent images of children and associated data and metadata.

Jenn accepts instructions in all areas of sports law. She has a particular interest in matters concerning sport given that, outside of her practice, she plays ice hockey for the Streatham Storm in the top division of the Women’s National Ice Hockey League.

Cases

Current and recent highlights include:

• Running shoes: Defending Deckers (a footwear company owning inter alia the Hoka and UGG brands) against a standalone claim brought by retailer Up and Running arising out of alleged infringements of the Chapter I prohibition (led by Alison Berridge).
• EFL arbitration: Acting for the English Football League in relation to an arbitration under the EFL Rules (led by Paul Harris KC and Ruth Kennedy).
• Competition advice: Advising a professional football league on a prospective competition law challenge to the regulations of its governing body (as sole counsel).

Highlights from pupillage include:

• European Professional Club Rugby v RDA Television [2022] EWHC 50 (Comm): Assisting in dispute concerning the construction of a force majeure clause in an agreement between a rugby organisation and a sports media broadcaster.
• Competition advice: Assisting in advising a global sporting organisation on prospective claims it faced under competition law.

Jenn accepts instructions in all areas of tax law, including VAT, customs and excise duties.

Cases

Current and recent highlights include:

• Bolt v HMRC [2023] UKFTT 01043 (TC): Acting for Bolt in a successful appeal against HMRC regarding the VAT treatment of ride-hailing services (led by Valentina Sloane KC).
• Supermarket tax case: Acting for a supermarket chain in an appeal against HMRC regarding the VAT treatment of a meat product (led by Valentina Sloane KC).
• Tax judicial reviews: Acting for the ride-hailing service Bolt and the supermarket chain Morrisons in two separate judicial review proceedings brought against HMRC (led by Valentina Sloane KC).

Education

• Bar Course, Inns of Court College of Advocacy (ranked 1^st in the year in Criminal Litigation and 2^nd in the year in Civil Litigation)
• GDL, City Law School (Distinction)
• MPhil in Ancient Greek and Roman History, Corpus Christi College, University of Oxford (Distinction)
• BA in Classics, Yale University (First Equivalent and Distinction in the Classics Major)

Scholarships and prizes

• John and Sophie Laws Scholarship, Bar European Group (2022)
• Lord Mansfield Scholarship, Lincoln’s Inn (2020)
• Winner of the Maitland Advocacy Prize Moot (2019)
• Lord Bowen Scholarship, Lincoln’s Inn (2019)
• GDL Scholarship, City Law School (2019)
• Various academic prizes at school, undergraduate and postgraduate levels

Memberships

• Administrative Law Bar Association (ALBA)
• Bar European Group (BEG)
• Bar Human Rights Committee (BHRC)
• Competition Law Association (CLA)
• Human Rights Lawyers Association (HRLA)
• International Law Association (ILA)
• Young Public Lawyers’ Group (YPLG)