Call 2019
George Hack
Team Leader
+44 (0)207 842 3762
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Katie Halbard
Team Leader's Assistant
+44 (0)20 3873 8861
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Orestis has a broad commercial practice in line with Chambers’ profile, and has particular interests in aviation, banking and finance, civil fraud and insurance.
Prior to joining Chambers, Orestis completed the LLM at the University of Cambridge, where he received the BRD Clarke Prize for ranking first in his year and the Chancellor’s Medal for distinction in English law. He was subsequently a Teaching Fellow at UCL.
Since joining Chambers, Orestis has undertaken a secondment at Appleby (Cayman), where he gained experience of complex offshore litigation.
Qatar Airways v Airbus
Acting (with Lord Wolfson KC, Rosalind Phelps KC, Laura John KC, Rupert Allen and Adam Rushworth) for Airbus in defence of a multi-billion dollar claim concerning the airworthiness of A350 aircraft sold to Qatar Airways, which had been listed for an initial 10-week trial. This was one of The Lawyer’s ‘Top 20 Cases’ of 2023.
VTB Capital v Republic of Mozambique [2024] EWHC 1957 (Comm)
Acting (with Timothy Howe KC, Rupert Allen and Daniel Edmonds) for VTB Capital in multiple proceedings arising from the so-called ‘Tuna Bonds’ controversy involving in excess of $2 billion of debt guaranteed by the Republic of Mozambique. This was one of The Lawyer’s ‘Top 20 Cases’ of 2023.
FW Aviation v VietJet [2024] EWHC 1945 (Comm)
Acting (with Akhil Shah KC, Richard Lissack KC and Niamh Cleary) for FWA in its claim worth in excess of $200m, arising from four aircraft leasing transactions. The claim raised complex and novel issues, including in relation to assignment, relief from forfeiture and the Cape Town Convention.
Qatar Airways v Airbus
Acting (with Lord Wolfson KC, Rosalind Phelps KC, Laura John KC, Rupert Allen and Adam Rushworth) for Airbus in defence of a multi-billion dollar claim concerning the airworthiness of A350 aircraft sold to Qatar Airways, which had been listed for an initial 10-week trial. This was one of The Lawyer’s ‘Top 20 Cases’ of 2023.
FW Aviation v VietJet [2024] EWHC 1945 (Comm)
Acting (with Akhil Shah KC, Richard Lissack KC and Niamh Cleary) for FWA in its claim worth in excess of $200m, arising from four aircraft leasing transactions. The claim raised complex and novel issues, including in relation to assignment, relief from forfeiture and the Cape Town Convention.
Acting (as sole counsel) for an aircraft lessor in Commercial Court proceedings to recover rental arrears of approximately $5m.
Advising (as sole counsel) a Spanish airline in a circa €2m contractual dispute concerning the scope of a release and settlement agreement.
Advising (as sole counsel) a North African airline in a circa £1m contractual dispute concerning the sale and purchase of a landing gear set.
Various Claimants v Barclays Partner Finance
Acting (with James Duffy, Nick Daly and Alexandra Whelan) in defence of multiple claims brought against Barclays under the Consumer Credit Act 1974 arising out of alleged mis-selling of timeshares.
Acting (as sole counsel) in defence of a claim against a bank alleging injury to credit.
Boyse (International) Ltd v NatWest [2020] EWHC 1264 (Ch)
Assisting (during pupillage) in a successful strike out application of a LIBOR-rigging claim on the grounds of limitation and a failure to plead fraud adequately.
Vegesentials v Shanghai Commercial & Savings Bank
Acting (with Giles Wheeler KC and Laura John KC) in defence of a vicarious liability claim alleging fraud on the part of a bank employee.
Pensions Misselling: Advising (with Ben Lynch KC) on multi-jurisdictional claims by British citizens overseas against various institutions for pensions misselling.
Advising (with Sebastian Said) an offshore bank on possible civil liability in unjust enrichment and knowing receipt as a receiving bank.
Misleading Statements
Acting (with Richard Lissack KC and Leonora Sagan) in defence of the first ever FCA prosecution brought against a corporate and former director pursuant to s. 89 of the Financial Services Act 2012.
NCA v Leahy
Acting (with Tim Owen KC, Edward Craven and Damien Bruneau) in defence of a claim brought by the NCA for a civil recovery order pursuant to the Proceeds of Crime Act 2002.
VTB Capital v Republic of Mozambique [2024] EWHC 1957 (Comm)
Acting (with Timothy Howe KC, Rupert Allen and Daniel Edmonds) for VTB Capital in multiple proceedings arising from the so-called ‘Tuna Bonds’ controversy involving in excess of $2 billion of debt guaranteed by the Republic of Mozambique. This was one of The Lawyer’s ‘Top 20 Cases’ of 2023.
Dow Chemical Canada ULC v Nova Chemicals Corporation
Advising (with Rupert Allen) the Dow Chemical Company as foreign counsel in a circa $1bn claim brought by two subsidiaries against the operator and co-owner of an ethylene manufacturing facility in Alberta, Canada.
Acting (with John Mehrzad KC) in a claim for breach of restrictive covenant in a commercial agreement.
Acting (with Anneliese Day KC) on claims against subcontractors arising out of a high-profile building collapse.
Enka Insaat ve Sanayi AS v OOO “Insurance Co Chubb” [2019] EWHC 3568 (Comm)
Assisting (during pupillage) on the expedited trial of a claim for an anti-suit injunction to stop proceedings in Russia which were alleged to have been brought in breach of a London arbitration agreement.
Various Claimants v Barclays
Acting (with John Taylor KC) in defence of multiple claims brought against Barclays alleging misapplication of the DISP rules when calculating PPI misselling redress.
Advising (with Ben Lynch KC) a solicitor’s firm in a professional indemnity insurance policy coverage dispute.
Advising (with Stephen Moriarty KC) on the scope of a war risk exclusion clause in a marine insurance policy.
Advising (with Ben Lynch KC) on the interpretation of a local authority’s public liability insurance policy in the context of claims for historic sexual abuse.
Advising (with Ben Lynch KC) on the interpretation of a firm’s professional indemnity insurance policy in the context of a claim for costs incurred in a regulatory review.
Kuwait Ports Authority v Walkers
Acting (with Ben Hubble KC and Sebastian Said) in defence of a $60 million professional liability claim in the Cayman Islands alleging an actual conflict of interest on the part of the defendant firm.
Arnage v Walkers
Acting (with Mark Simpson KC, Nico Leslie and Sebastian Said) for the defendant firm in a $490 million professional negligence claim in the Cayman Islands, one of the largest professional negligence actions ever heard in that jurisdiction, arising out of the uncovering of alleged frauds in a major Brazilian bank.
Bermuda Winding Up Petition: Advising (with Tim Howe KC) an interested party to winding up proceedings.
Cayman Just and Equitable Winding Up Petition: Acting (with Sebastian Said) for the petitioner in a just and equitable winding up petition and an application to appoint provisional liquidators brought in the Cayman Islands in respect of an investment fund.
We were pleased to host a double celebration at our annual party…
On 31 July 2024, Mr Justice Picken gave judgment following a two-week…
On 29 July 2024, Mr Justice Robin Knowles gave judgment following a…
George Hack
Team Leader
+44 (0)207 842 3762
Click here to email
Katie Halbard
Team Leader's Assistant
+44 (0)20 3873 8861
Click here to email
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