Contact details

Genevieve Quierin

T: +44 20 7809 2174 Email Genevieve | vCard Office: London

Genevieve Quierin Partner

Contact details

Genevieve Quierin

T: +44 20 7809 2174 Email Genevieve | vCard Office: London

Genevieve acts for corporate and individual clients in a broad range of commercial disputes. She frequently represents companies in the banking and finance, private equity, hospitality and leisure, retail, media and telecoms sectors. Her expertise spans pre-action strategic advice to directors, shareholders and company founders through to high value, multi-jurisdictional High Court litigation.
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Genevieve has a leading banking and finance litigation practice as well as a specialism in competition private enforcement actions, and is currently representing over 1,000 companies in group claims against Visa and MasterCard. She is equally at ease acting for claimants and defendants, and frequently works with third party litigation funders.

Recent work includes: strategic advice to founder of high profile media business involving breach of directors’ duties and unfair prejudice to minority shareholders; defending a £50m+ breach of warranty claim; breach of contract and rectification action acting for PE fund; advising US hedge fund in relation to material adverse effect clause; acting for a major global trust company in several multi-jurisdictional actions involving allegations of fraud; advising corporate director in relation to round tripping allegations; providing advice on potential liabilities arising from the Grenfell Tower Fire to global bank.

Genevieve is co-chair of the Cambridge Forum on European Collective Redress, a member of the International Bar Association and a frequent conference speaker. 

"A very incisive, intelligent lawyer. She is always contactable and provides accurate and important advice. She is very efficient and effective."

Chambers UK 2021

  • Finance litigation
  • Commercial litigation
  • Competition
  • Fraud and asset recovery
  • Private equity and venture capital

Arle Capital Partners v Candover Investments Plc

Advising the claimant private equity buyout group in relation to a breach of contract claim against Candover Investments Plc arising from the spin-out of Arle by Candover in 2010. Candover raised claimed rectification of the contract. The dispute settled pre-trial.

Various Claimants v Visa Europe Ltd and others; Various Claimants v MasterCard Inc and others

Acting for over 1,000 claimants in 14 separate claims against Visa and MasterCard for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £500 million.

Bilta & Others v Tradition Financial Services

Acting for the defendant inter-dealer broker in claims brought by the liquidators of various companies alleging fraudulent trading and dishonest assistance in the context of various carousel frauds in the EUA (carbon credit) market.

Square Global v Robert Velez

Acting for the claimant inter-dealer broker in a debt recovery action involving allegations of breach of contract, fraud and conspiracy.

Elite & Decolace v Barclays Bank

Acting for the claimant companies in interest-rate hedging product mis-selling claims against Barclays Bank.

Tesco Stores Ltd v Visa; Tesco Stores Ltd v MasterCard

Acting for Tesco in competition claims for the reimbursement of interchange fees against Visa and MasterCard. Claim against Visa settled 1 week before a 3-month trial was due to commence.

Report into likely claims and losses arising from the Grenfell Tower fire

Advising a global banking institution in relation to a potential investment into Arconic, the manufacturers of the cladding used on the Grenfell Tower.

Advising on WEX Litigation

Advising an interested party in relation to the WEX litigation in which WEX sought to rely on a MAE clause in the context of the Covid-19 pandemic to withdraw from the acquisition of eNett and Optal, two travel payments companies.

Advice to Trust Company arising from Wirecard Collapse

Providing crisis and reputation management advice to global trust company in relation to an offshore entity implicated in the round tripping allegations against Wirecard. Issues involved breach of duty, negligence and dishonest assistance.

Arle Capital Partners v Candover Investments Plc

Advising the claimant private equity buyout group in relation to a breach of contract claim against Candover Investments Plc arising from the spin-out of Arle by Candover in 2010. Candover raised claimed rectification of the contract. The dispute settled pre-trial.

LIC Telecommunications SARL & Another v VTB Capital Plc & Others

Acting for the third defendant, a corporate director, in a number of claims in the English High Court and in Luxembourg involving allegations of tortious interference, fraud and conspiracy. The claims revolve around the sale of Bulgarian telecommunications Vivacom, which the claimants allege was sold to a connected party at an undervalue.

Various Claimants v Visa Europe Ltd and others; Various Claimants v MasterCard Inc and others

Acting for over 1,000 claimants in 14 separate claims against Visa and MasterCard for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £500 million.

S994 petition in luxury and fashion sector

Acting for the petitioner in a s994 petition (unfair prejudice) against a director and shareholder in a major global luxury and fashion company. The claim involves breaches of contract and fiduciary duty.

Bilta & Others v Tradition Financial Services

Acting for the defendant inter-dealer broker in claims brought by the liquidators of various companies alleging fraudulent trading and dishonest assistance in the context of various carousel frauds in the EUA (carbon credit) market.

Panasonic Europe v Core Communications Limited and others

Acting for the defendant warrantors in a claim brought by Panasonic for breach of warranty and fraudulent misrepresentation, arising from the sale of Alan Dick Communications, a rail telecoms business, to Panasonic.

Square Global v Robert Velez

Acting for the claimant inter-dealer broker in a debt recovery action involving allegations of breach of contract, fraud and conspiracy.

Elite & Decolace v Barclays Bank

Acting for the claimant companies in interest-rate hedging product mis-selling claims against Barclays Bank.

Tesco Stores Ltd v Visa; Tesco Stores Ltd v MasterCard

Acting for Tesco in competition claims for the reimbursement of interchange fees against Visa and MasterCard.  Claim against Visa settled 1 week before a 3-month trial was due to commence.

Report into likely claims and losses arising from the Grenfell Tower fire

Advising a global banking institution in relation to a potential investment into Arconic, the manufacturers of the cladding used on the Grenfell Tower.

Tereos v Real Good Foods

Acting for Tereos, the world's fifth largest sugar group, in a claim for breach of contract against Real Good Foods.

Advising on WEX Litigation

Advising an interested party in relation to the WEX litigation in which WEX sought to rely on a MAE clause in the context of the Covid-19 pandemic to withdraw from the acquisition of eNett and Optal, two travel payments companies.

More: Commercial litigation

Various Claimants v Visa Europe Ltd and others

Acting for over 1,000 claimants in 7 separate claims against Visa for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £300 million. Cases include:

De Vere 2 Limited & Others v Visa Europe Limited & Others (CP-2019-000018) (issued: 10 May 2019)

Hillside (Shared Services) Limited & Others v Visa Europe Limited & Others (HC-2017-001289) (issued: 3 May 2017)

Adda Hotels & Others v Visa Europe Limited & Others (CP-2020-000010) (issued: 2 April 2020)

Kew Green Hotels Limited & Others v Visa Europe Limited & Others (CP-2018-000013) (issued: 9 April 2018)

Welcome Break Group Limited & Others v Visa Europe Limited & Others (CP-2019-000010) (issued: 19 March 2019)

WorldRemit Limited v Visa Europe Limited & Others (CP-2019-000021) (issued: 24 May 2019)

Maltavini Limited & Others v MasterCard Incorporated & Others (CP-2018-000009) (issued: 22 February 2018)

Various Claimants v MasterCard Inc and others

Acting for over 1,000 claimants in 7 separate claims against Visa for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £250 million. Cases include:

De Vere 2 Limited & Others v MasterCard Incorporated & Others (CP-2019-000019) (issued: 10 May 2019)

Hillside (Shared Services) Limited & Others v MasterCard Incorporated & Others (HC-2017-001389) (issued: 12 May 2017)

Adda Hotels & Others v MasterCard Incorporated & Others (CP-2020-000009) (issued: 2 April 2020)

Kew Green Hotels Limited & Others v MasterCard Incorporated & Others (CP-2018-000014) (issued: 9 April 2018)

Welcome Break Group Limited & Others v MasterCard Incorporated & Others (CP-2019-000011) (issued: 19 March 2019)

WorldRemit Limited v MasterCard Incorporated & Others (CP-2019-000020) (issued: 24 May 2019)

Maltavini Limited & Others v MasterCard Incorporated & Others (CP-2018-000009) (issued: 22 February 2018)

Tesco Stores Ltd v Visa; Tesco Stores Ltd v MasterCard

Acting for Tesco in competition claims for the reimbursement of interchange fees against Visa and MasterCard. The claim against Visa settled 1 week before a 3 month trial was due to commence.

WH Smith v Visa and WH Smith v MasterCard

Acting for WH Smith in competition claims for the reimbursement of interchange fees against MasterCard.

More: Competition

LIC Telecommunications SARL & Another v VTB Capital Plc & Others

Acting for the third defendant, a corporate director, in a number of claims in the English High Court and in Luxembourg involving allegations of tortious interference, fraud and conspiracy. The claims revolve around the sale of Bulgarian telecommunications Vivacom, which the claimants allege was sold to a connected party at an undervalue.

Bilta & Others v Tradition Financial Services

Acting for the defendant inter-dealer broker in claims brought by the liquidators of various companies alleging fraudulent trading and dishonest assistance in the context of various carousel frauds in the EUA (carbon credit) market.

Panasonic Europe v Core Communications Limited and others

Acting for the defendant warrantors in a claim brought by Panasonic for breach of warranty and fraudulent misrepresentation, arising from the sale of Alan Dick Communications, a rail telecoms business, to Panasonic.

Advice to Trust Company arising from Wirecard Collapse

Providing crisis and reputation management advice to global trust company in relation to an offshore entity implicated in the round tripping allegations against Wirecard. Issues involved breach of duty, negligence and dishonest assistance.

More: Fraud and asset recovery

Arle Capital Partners v Candover Investments Plc

Advising the claimant private equity buyout group in relation to a breach of contract claim against Candover Investments Plc arising from the spin-out of Arle by Candover in 2010. Candover raised claimed rectification of the contract. The dispute settled pre-trial.

Advising on WEX Litigation

Advising an interested party in relation to the WEX litigation in which WEX sought to rely on a MAE clause in the context of the Covid-19 pandemic to withdraw from the acquisition of eNett and Optal, two travel payments companies.

Advice to Private Equity Placement Agents on employment, breach of contract and associated disputes

Advising a private equity placement agent based in London and New York in relation to a dispute involving employment, breach of contract and breach of confidence issues, arising from an attempt by existing directors to set up in competition and steal company information. 

Bancroft v Weil Gotshal

Acting for the claimant private equity house in a £10 million professional negligence claim against Weil Gotshal arising from the purchase by Bancroft of a 94% stake in Frost, Slovakia's largest ice cream producer.

More: Private equity and venture capital

  • Banks and banking
  • Hotels and leisure
  • Professional services
  • Retail and luxury goods
  • Technology

Arle Capital Partners v Candover Investments Plc

Advising the claimant private equity buyout group in relation to a breach of contract claim against Candover Investments Plc arising from the spin-out of Arle by Candover in 2010. Candover raised claimed rectification of the contract. The dispute settled pre-trial.

Various Claimants v Visa Europe Ltd and others; Various Claimants v MasterCard Inc and others

Acting for over 1,000 claimants in 14 separate claims against Visa and MasterCard for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £500 million.

Bilta & Others v Tradition Financial Services

Acting for the defendant inter-dealer broker in claims brought by the liquidators of various companies alleging fraudulent trading and dishonest assistance in the context of various carousel frauds in the EUA (carbon credit) market.

Square Global v Robert Velez

Acting for the claimant inter-dealer broker in a debt recovery action involving allegations of breach of contract, fraud and conspiracy.

Elite & Decolace v Barclays Bank

Acting for the claimant companies in interest-rate hedging product mis-selling claims against Barclays Bank.

Report into likely claims and losses arising from the Grenfell Tower fire

Advising a global banking institution in relation to a potential investment into Arconic, the manufacturers of the cladding used on the Grenfell Tower.

Advice to Trust Company arising from Wirecard Collapse

Providing crisis and reputation management advice to global trust company in relation to an offshore entity implicated in the round tripping allegations against Wirecard. Issues involved breach of duty, negligence and dishonest assistance.

More: Banks and banking

De Vere 2 Limited & Others v MasterCard Incorporated & Others (CP-2019-000019) ; De Vere 2 Limited & Others v Visa Europe Limited & Others (CP-2019-000018)

Acting for De Vere Hotels in claims against MasterCard and Visa for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law.

Adda Hotels & Others v MasterCard Incorporated & Others (CP-2020-000009); Adda Hotels & Others v Visa Europe Limited & Others (CP-2020-000010)

Acting for Adda Hotels in claims against MasterCard and Visa for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law.

Kew Green Hotels Limited & Others v MasterCard Incorporated & Others (CP-2018-000014); Kew Green Hotels Limited & Others v Visa Europe Limited & Others (CP-2018-000013) 

Acting for Kew Green Hotels in claims against MasterCard and Visa for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law.

S994 petition in luxury and fashion sector

Acting for the petitioner in a s994 petition (unfair prejudice) against a director and shareholder in a major global luxury and fashion company. The claim involves breaches of contract and fiduciary duty.

Advice to Trust Company arising from Wirecard Collapse

Providing crisis and reputation management advice to global trust company in relation to an offshore entity implicated in the round tripping allegations against Wirecard. Issues involved breach of duty, negligence and dishonest assistance.

Bancroft v Weil Gotshal

Acting for the claimant private equity house in a £10 million professional negligence claim against Weil Gotshal arising from the purchase by Bancroft of a 94% stake in Frost, Slovakia's largest ice cream producer.

More: Professional services

Various Claimants v Visa Europe Ltd and others

Acting for over 1,000 claimants in 7 separate claims against Visa and MasterCard for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £300 million.

Various Claimants v MasterCard Inc and others

Acting for over 1,000 claimants in 7 separate claims against Visa and MasterCard for the recovery of interchange fees that were imposed on the claimants by the card schemes in contravention of European and UK competition law. The claims are valued at over £250 million.

S994 petition in luxury and fashion sector

Acting for the petitioner in a s994 petition (unfair prejudice) against a director and shareholder in a major global luxury and fashion company. The claim involves breaches of contract and fiduciary duty.

LIC Telecommunications SARL & Another v VTB Capital Plc & Others

Acting for the third defendant, a corporate director, in a number of claims in the English High Court and in Luxembourg involving allegations of tortious interference, fraud and conspiracy. The claims revolve around the sale of Bulgarian telecommunications Vivacom, which the claimants allege was sold to a connected party at an undervalue.

Panasonic Europe v Core Communications Limited and others

Acting for the defendant warrantors in a claim brought by Panasonic for breach of warranty and fraudulent misrepresentation, arising from the sale of Alan Dick Communications, a rail telecoms business, to Panasonic.

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