Joanna Constantis Senior Counsel

Senior Counsel
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Joanna is senior counsel in the firm's litigation and dispute resolution practice. Joanna specialises in complex commercial and fraud disputes. As well as managing disputes in the English Courts, she has significant experience in managing parallel proceedings in different jurisdictions.

Joanna has over 14 years experience acting on complex commercial disputes and fraud litigation, including international disputes relating to Russia, Cyprus, Hong Kong, Norway, France and Libya. She has significant experience of dealing with interim injunctive relief.

She also advises on company and partnership law, shareholder disputes, warranty claims, as well as contentious employment disputes.

Joanna has significant cross-sector experience and her clients include corporate entities, financial institutions, private equity, liquidators and high-net-worth individuals in litigation and arbitration proceedings, including third party funded claims.

Joanna was seconded to the litigation & investigations team of an international bank between August 2014 and March 2015.

Joanna is a qualified solicitor-advocate and a member of the Commercial Fraud Lawyers Association.

Qualified in England and Wales, 2008.

Expertise

Recent work

Acting for liquidators

Acting for the liquidators of a company in relation to the pursuit of claims against a former director for fraudulent breach of duties and a third party for dishonest assistance.

Conspiracy claim

Successfully challenging a world wide freezing order and advising in respect a conspiracy claim involving a jurisdiction challenge, foreign applicable law and allegations of judicial corruption in foreign jurisdictions.

Acting for a high-net worth individual

Advising on a shareholder dispute relating to the future and management of a prominent business, including allegations of unfair prejudice and wrongdoing by the directors.

A FTSE 100 company

Advising a FTSE 100 company in relation to group litigation involving claims for breaches of EU law, restitution and unjust enrichment arising from the VAT treatment of certain supplies.

Investor in growth companies

Advising an investor in growth companies in respect of claims relating to their investments, including claims for breach of warranty, misrepresentation claims and fraud claims.

Acting for a Middle Eastern investment bank

Advising a Middle Eastern investment bank in relation to a potential claim arising from fraudulent investments, including allegations of bribery and money laundering.

Investor in growth companies

Advising a fund manager in relation to claims of carried interest following the departure of certain members.

See all

What people are saying

"Joanna Constantis is very competent and has a good eye also for the fine details which might be very important to the case."

The UK Legal 500 2022

Quick reads

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In depth

Unfair prejudice petitions are subject to statutory limitation periods

Lois Horne, Dominic Sedghi, Joanna Constantis, Madeleine Brown 07 Mar 2024
The Courts, practitioners and leading textbooks have always assumed that the Limitation Act 1980 (the Limitation Act) does not apply to claims for relief from unfair prejudice...
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Court of Appeal clarifies the test for the “iniquity exception” to privilege

James Popperwell, Joanna Constantis, Oli Bowley 20 Feb 2024
The Court of Appeal has clarified several important points of principle in relation to legal professional privilege in its judgment in Karam Salah Al Din Awni Al Sadeq v (1)...
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Supreme Court confirms the rule against reflective loss

Lois Horne, Joanna Constantis, Dominic Sedghi 27 Jul 2020
The Supreme Court has reviewed the so-called “rule against reflective loss” in a series of judgments that perhaps raises more questions than it settles.
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