BARRISTER PROFILE

Brick Court Chambers

Marie Demetriou

London, UK UK Bar Guide 2021 Ranked in 5 departments

Barrister profile for UK Bar 2021

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UK Bar 2021

This individual is also ranked in:

Global 2021

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UK Bar
Administrative & Public Law - London (Bar)

Band 3

Content
Marie Demetriou QC
Commands great respect for her expertise in public law cases involving provisions of EU law. She also handles cases concerning human rights, data protection, immigration and asylum, and PIL. She receives instructions from claimants, regulators, government departments and other interested parties. 
Strengths: "The most concise lawyer I've come across - every word counts. She wins so often." "A pre-eminent EU lawyer and a very convincing public law advocate."
Recent work: Defended the Treasury in a judicial review brought by BT against changes to the indexing of public service pensions. The changes affected BT as it was required to mirror civil service pension schemes, unlike its competitors, which it alleged would lead to unfair extra liabilities of around £120 million.
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Aviation - London (Bar)

Band 3

Content
Marie Demetriou QC  
Well regarded at the Aviation Bar and skilled in high-profile cases. She is sought after by airlines to handle disputes concerning landing slots, and often deals with issues arising from liquidations. She also has experience acting in disputes concerning delay and cancellation compensation.
Strengths: "Excellent in the courtroom and very strong on written work."
Recent work: Instructed by Manchester Airport in a dispute concerning  Thomas Cook's liquidation and its valuable landing slots at Manchester Airport.
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Civil Liberties & Human Rights - London (Bar)

Band 3

Content
Marie Demetriou QC
An esteemed silk demonstrating core strength in areas such as political protest, immigration and torture. She is typically seen assisting claimants and intervenors, regularly representing the UNHCR in important asylum rights cases.
Strengths: "She's hard-working and clever, a very good advocate who can turn her hand to just about anything."
Recent work: Represented the Mayor of London in R (Independent Workers Union) v Mayor of London, a challenge to his decision to remove the exemption from London congestion charging for non-wheelchair-accessible private hire vehicles.
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European Law - London (Bar)

Band 1

Content
Marie Demetriou QC
Advises clients on EU asylum rights as well as representing them in a number of European law judicial review challenges. Demetriou also has a strong competition and state aid practice, in addition to regularly assisting clients with jurisdictional matters and EU pharmaceutical regulations.
Strengths: "She has phenomenal experience in the European courts and is really amazing." "Marie's advocacy is very clear, sensible and clever, and she knows how to get results."
Recent work: Acted for Ioan Micula and his companies in a Supreme Court appeal concerning the enforcement of an ICSID award made against Romania. The award was opposed by Romania and the European Commission on the grounds that it would constitute state aid.
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Competition Law - London (Bar)

Star Individuals

Content
Marie Demetriou QC
Routinely involved in the biggest competition cases of the day, and receives stellar feedback from an array of sources. She is standing counsel to the CMA and has experience in key cases that test the law around restrictions on online sales. She also advises on both sides of cartel damages claims, and has appeared on behalf of proposed class representatives for claimant groups.
Strengths: "Marie is an amazing advocate: succinct, precise, and judges are very receptive to her." "She makes points very clearly and is easy to understand." "She is so talented and just a joy to work with." "Marie is super clever and a fantastic advocate."
Recent work: Acted for Walter Merricks in a Supreme Court appeal concerning the refusal of the CAT to certify a collective action against Mastercard.
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Global 2021

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