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Essex Court Chambers

Living Wage
Work 020 7813 8000
Fax 020 7813 8080
London, Singapore

Ciaran Keller

Work 020 7813 8000
Essex Court Chambers (Essex Court Chambers)


Commercial and chancery litigation and arbitration (domestic and international), including: business agreements and contractual disputes of all kinds; banking and financial services litigation; civil fraud and asset tracing; energy and minerals; jurisdiction disputes; company, partnership and insolvency matters; shareholder disputes; fiduciaries; professional negligence; enforcement of judgments and awards; and claims for and against sovereign states.

Admitted as a member of the Bar of the British Virgin Islands.

Notable cases include: Maximov v NLMK [2017] (Comm – enforcement of annulled award); Hellas II v Apax Partners [2017] (Ch - transaction defrauding creditors); Nogotkov v Browder [2017] (Ch - Cross Border Insolvency Regulations; public policy); British American Tobacco v Sequana [2016] (Ch – unlawful dividends; breach of fiduciary duty; transactions defrauding creditors); Krys v KBC Partners [2015] (Privy Council – construction of articles of a limited partnership); Yukos Capital v Rosneft (No. 2) [2014] (Comm – enforceability of annulled arbitral awards); Barnsley v Noble [2015] (Ch – deceit, breach of contract and fiduciary duty); Cifal Groupe v Meridian Securities [2013] (Comm – jurisdiction challenge); Yukos Capital v Rosneft [2012] (CA - act of state, issue estoppel); Favor Easy Management v Wu [2012] (CA – civil fraud); NML v Argentina [2011] (Supreme Court - sovereign immunity); Crossco v Jolan [2011] (CA - constructive trust, proprietary estoppel); Star Energy v Bocardo [2010] (Supreme Court – trespass by oil pipelines at depth); Crest Nicholson v Akaria [2010] (CA - contractual formation); IPCO v NNPC [2009] (CA – part enforcement of New York Convention awards); Meretz v ACP [2008] (CA – conspiracy; inducing breach of contract); Donegal v Zambia [2007] (Comm - debt recovery against a sovereign state); Gamlestaden v Baltic Partners [2007] (Privy Council – unfair prejudice remedy for shareholders).


Formerly a Member of HM Diplomatic Service (serving at the United Nations and the British Embassy, Lisbon). Called to the Bar 2004.


Commercial Bar Association; Chancery Bar Association; Financial Services Lawyers Association


Educated at Cheadle Hulme School and Brasenose College, Oxford (MA, 1st Class Honours; Gibbs Prize, John House Prize, Shell Prize; Open Scholarship), City University (Distinction) and the Inns of Court School of Law (Barstow Scholarship, Sweet & Maxwell Company Law Prize). Member of Lincoln' s Inn (Hardwicke, Lord Haldane, Lord Mansfield and Megarry Scholarships; Buchanan Prize; Sir Louis Gluckstein Advocacy Prize).

London Bar

Banking and finance (including consumer credit)

Within: Leading Juniors

Ciaran Keller - Essex Court ChambersVery bright, commercial, accessible, a good team player and a pleasure to work with.

Within: Banking and finance (including consumer credit)

Essex Court Chambers is a 'high-profile, high-quality set' whose members have an enviable track record when it comes to complex and highly technical banking litigation. In recent years chambers has been involved in several insolvency-related banking disputes, such as the Lehmans Waterfall litigation relating to the distribution of over $1bn from the Lehman's estate. Another highlight involving numerous members was the Hellas II litigation – Hosking v Apax Partners, Deutsche Bank & Others, in which Joe Smouha QC and Ciaran Keller faced a team including David Foxton QC.

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Commercial litigation

Within: Leading Juniors

Ciaran Keller - Essex Court ChambersVery bright and responsive, a pleasure to work with.

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Company and partnership

Within: Partnership - Leading juniors

Ciaran Keller - Essex Court ChambersHe is incredibly bright, and fiercely intelligent.

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Within: Leading Juniors

Ciaran Keller - Essex Court ChambersOne of the very best juniors at the commercial Bar, he will no doubt be a star for many years to come.

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Fraud: civil

Within: Leading Juniors

Ciaran Keller - Essex Court ChambersA star junior who will be a star silk.

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Within: Leading Juniors

Ciaran Keller - Essex Court ChambersIncredibly bright and fiercely intelligent.

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