+44 (0) 207 8227325
Eesvan has a wide-ranging practice with core strengths in Commercial law, Public & Regulatory law, EU and Competition law, Environmental Law, and Civil Liberties & Human Rights. Eesvan also has significant experience of financial services matters. Many of his cases have a substantial international element, involving expert evidence on foreign law and complex issues of private and/or public international law.
In 2017, Eesvan was appointed to the Panel of Counsel for the Serious Fraud Office. He was part of the counsel team that acted for the SFO in SFO v ENRC  1 WLR 791 (CA), the landmark case on legal professional privilege in the corporate context.
Eesvan has acted in and advised on public law and regulatory matters as diverse as the use of post-offer undertakings under the Takeover Code, the issuing of mining licenses, the setting of the personal injury discount rate, and (in one of The Lawyer's Top 20 Cases of 2017 and 2018, SFO v ENRC) questions of legal professional privilege in the context of a corporate self-report to the Serious Fraud Office.
Acted for Novartis in an EU law challenge to the use of unlicensed medicines within the NHS in place of licensed alternatives (led by Tom de la Mare QC).
Acted for the claimant in a landmark JR in Bermuda concerning an application by a non-Bermudian for a licence to acquire land (led by Michael Fordham QC).
Acted for the Serious Fraud Office in the landmark case concerning legal professional privilege in the context of a corporate 'self-report' (led by Jonathan Fisher QC and James Segan).
Advised the Panel on Takeovers and Mergers on various questions arising from the giving of post-offer undertakings under the Takeover Code (with Michael Fordham QC).
Assisted a firm re representations to the Oil & Gas Authority on the grant of a methane drainage licence (with Michael Fordham QC)
Eesvan was junior counsel to an investigation into institutional responses to internet-facilitated child sexual abuse. The investigation extended to matters such as the regulation of the internet industry and the effectiveness of the National Crime Agency and police forces at detecting and responding to such abuse.
Acted for the Lord Chancellor in resisting permission to judicially review the process of setting the personal injury discount rate under the Damages Act 1996 (with Timothy Otty QC).
Acted for the claimants in a judicial review of the removal of the exemption for renewable source electricity from the Climate Change Levy (with Michael Fordham QC and Jason Pobjoy).
Advised on a matter relating to the disciplinary rules for the bar (with Michael Beloff QC).
Eesvan has a long-standing interest in civil liberties and human rights, having lectured, researched, and volunteered in the field.
Prior to joining Chambers, Eesvan assisted counsel for the detainee in Zaoui v Attorney General  1 NZLR 666;  1 NZLR 289 (SC), New Zealand’s first case of detention on the grounds of national security.
Eesvan co-founded student pro bono programmes at the two universities in which he studied. In 2005, he co-founded The Equal Justice Project, the first such programme at the University of Auckland. In 2009, he co-founded Oxford Legal Assistance, the first undergraduate pro bono law clinic at the University of Oxford.
Acted for a group of antique dealers/collectors in a challenge to the proportionality of the ban in the Ivory Act 2018 on trade in antique ivory (led by Tom de la Mare QC). The case raised issues including the threshold for deployment of the precautionary principle and whether, as a matter of EU law, a greater margin of appreciation applied because the relevant decision was taken by Parliament.
Acted for the Lord Chancellor in defending a challenge under Art 6 ECHR / common law to the removal of the right to an oral hearing when seeking permission to appeal to the Court of Appeal (led by Shaheed Fatima QC). Permission for JR successfully resisted.
Acted (with Philip Havers QC, Adam Straw, and Adam Sandell) for the claimant in a novel JR seeking to challenge the ban on assisted suicide.
Acted for a refugee charity challenging the consultation process by which the SSHD fixed the number of unaccompanied asylum-seeking children to be relocated from Calais to the UK (with Nathalie Lieven QC and Laura Dubinsky).
Advised a trans man resident in Hong Kong on challenging the failure by Her Majesty's Passport Office to amend the gender marker on his British National (Overseas) Passports from female to male (with Timothy Otty QC).
Acted for the Claimant in a challenge under Art 6 ECHR and Art 47 Charter to an assertion of international organisation immunity by the European Bank of Reconstruction and Development. The case ultimately settled, shortly before a hearing at the Employment Appeal Tribunal.
Advised the Metropolitan Police on legal questions arising from an investigation into phone hacking (with Michael Beloff QC).
Eesvan has acted in a wide range of commercial matters, with a particular emphasis on disputes with an international dimension.
Led by Shaheed Fatima QC, he recently acted in landmark Commercial Court litigation concerning the chairmanship of the Libyan sovereign wealth fund.
Prior to joining Chambers, Eesvan practised as a barrister at Shortland Chambers, New Zealand, appearing in and assisting other counsel with a broad range of contractual, employment, agency, planning disputes before the New Zealand High Court, Court of Appeal, and Supreme Court.
Acted (with Shaheed Fatima QC) for one of the Respondents in a dispute as to the Chairmanship of the Libyan Investment
Authority. The case raised various novel issues, including the scope/effect of the 'one voice' doctrine regarding the recognition of foreign governments. In March 2020, the Commercial Court gave judgment on various Libyan law issues after a one-week trial:  EWHC 696 (Comm). In May 2020, the Court of Appeal gave judgment on the 'one voice' point:  EWCA Civ 637.
Acted for the respondent to an application in the Bankruptcy and Companies Court to set aside a statutory demand.
Acted for the Claimant in a High Court claim for the enforcement of intellectual property relating to ‘smart’ water meters (with Michael Bloch QC). The case settled.
Acted for the Claimant in a High Court claim for breach of the Conduct of Business Sourcebook in relation to losses incurred from the failure of a collective investment scheme (with Tony Peto QC).
Acted for the Claimant in an application for summary judgment in the High Court against two foreign companies for breach of guarantees.
Acted for the Claimant in a claim arising from the theft of bitcoins from a bitcoin exchange. The case settled.
Advised Camelot on the merits of a claim to a prize in the National Lottery.
Eesvan has a keen interest in financial services law and has acted in a number of financial services disputes, including (led by Andrew George QC) one of the first proceedings for compensation under s.90 FSMA (compensation for statements in listing particulars of prospectus). He has also advised on a wide range of financial services matters, such as the approved persons regime, the scope of the Conduct of Business sourcebook, responsibilities in relation to appointed representatives, pensions regulations, and the jurisdiction of the Financial Ombudsman Service.
Eesvan also advised the Qatar Financial Centre Regulatory Authority on an investigation into the conduct of an insurance intermediary.
In 2014-2015, Eesvan was seconded to the Financial Conduct Authority for five months, where he worked in the General Counsel’s Division. Eesvan’s primary responsibility was to draft an FCA rules instrument amending the FCA Handbook to implement part of the Mortgage Credit Directive 2014/17/EU. Eesvan also advised on a variety of other matters such as the supervision of firms and the scope of the FCA’s regulatory responsibilities.
Advised and acted for an entity re a claim against a bank for breach of the Quincecare duty (with Tony Peto QC). Eesvan represented the entity at a mediation, following which the claim settled.
Advised the Qatar Financial Centre Regulatory Authority with an investigation into the conduct of an insurance intermediary.
Acted for a Defendant in a claim under s.90 FSMA (with Andrew George QC). The case settled shortly before trial.
Advised an individual on a proposed claim in negligence and for breach of the FCA Conduct of Business Sourcebook for losses incurred in commodities trading.
Advised on the merits of a proposed claim under the FCA Conduct of Business Sourcebook and at common law in relation to anticipated losses under a collective investment scheme. Also advised as to the scope of the jurisdiction of the Financial Ombudsman Service.
Advised a firm on compliance obligations under the FCA approved persons regime arising from its purchase of an insurance broking business.
Advised the FCA on consequential changes to the FCA Handbook arising from the implementation of the Mortgage Credit Directive 2014/17/EU.
Assisted Andrew Hunter QC and Andrew George in a Commercial Court trial of a claim of breach of contract and a counterclaim of misrepresentation arising from the failure of a currency trading system.
Eesvan acted for the claimants in a substantial follow-on damages claim in the Chancery Division arising from the setting of interchange fees by MasterCard (with Kieron Beal QC and Tristan Jones). The substantive claim was settled, after judgments on various issues in the Chancery Division ( EWHC 3749 (Ch)), the Competition Appeal Tribunal ( CAT 14;  Bus LR 63], and the Court of Appeal ( EWCA Civ 272).
Eesvan has also conducted training in EU competition law.
Having studied and taught economics, Eesvan has a good working knowledge of the economics of competition law.
On EU law more generally, Eesvan is currently acting (with Tom de la Mare QC) for Novartis in a challenge to an NHS policy on the grounds of compatibility with the EU Medicines regime (see Novartis v Darlington CCG et al, above).
Eesvan has advised on a wide variety of environmental law matters, in particular on litigation relating to climate change.
Eesvan is advising a leading Environmental NGO on the legal obligations of a certain business sector to disclose, consider and manage its impact on climate change.
Advised an NGO on a prospective claim concerning climate change (with Tim Otty QC).
Advised a NGO on its consultation response to the Government’s plans to bring the UK into compliance with the Air Quality Directive.
Advised an NGO on the Air Quality Directive for the purpose of its consultation response to a proposal to widen a major motorway.
Advised an NGO on possible grounds on which to challenge the Government’s proposal to scrap the ‘Zero Carbon Homes’ policy.
LLB and BCom (First Class Honours) (Auckland); BCL (Dist.) and DPhil in Law (Oxon)
VAT registration number: 194286081
Barristers regulated by the Bar Standards Board
+44 (0) 207 8227325
Deputy Senior Clerk
+44 (0) 207 8227327
Deputy Senior Clerk
+44 (0) 207 8227326
+44 (0) 207 8227331
+44 (0) 207 8227323
+44 (0) 207 8227339
+44 (0) 207 8227330
+44 (0) 207 8227329
+44 (0) 207 8227338
+44 (0) 207 8227324
+44 (0) 207 8227322