Mishcon de Reya page structure
Site header
Main menu
Main content section
Callum Close

Callum Close

Managing Associate

Personal Profile

Callum is a Managing Associate in the Dispute Resolution Department, with a particular focus on civil fraud, investigations, injunctive relief, and commercial litigation. 

He has experience of working for both individuals and corporate clients across a wide range of complex, high value, multi-jurisdictional disputes. Callum has acted in claims involving allegations of conspiracy, dishonesty, breach of fiduciary and director duties, misappropriation of funds and confidential information, breach of restrictive covenants and shareholder/partnership disputes. He has litigated and obtained injunctions in a number of overseas jurisdictions, including the Cayman Islands, Mauritius, Malta, Canada, and the United States. Most recently Callum has been involved in proceedings heavily impacted by sanctions. 

Callum has significant recent trial experience, having taken three proceedings from pleadings to trial in the last three years, in the Chancery Division, London Circuit Commercial Court, and the Commercial Court. He has also represented clients in the Judicial Committee of the Privy Council.  

He has extensive experience of obtaining injunctive relief, including search and computer imaging orders, disclosure and delivery up orders, and freezing orders. Callum leads the firm's training for Trainee Solicitors on injunctions, as well as being involved in a number of the firm's technology initiatives. He is a member of the Young Fraud Lawyers Association.  

Key Experience

  • Successful representing Petraco Oil Company SA against ABFA Commodities Trading Limited (formerly VTB Commodities) in relation to its enforcement of a cross-undertaking in damages of $30 million regarding its intervention in litigation regarding an alleged wrongly obtained freezing injunction. Petraco also successfully defended a counterclaim involving allegations of fraud and dishonesty. 
  • Acted for ArcelorMittal in relation to a multi-jurisdictional $1.5 billion conspiracy claim in the Commercial Court, including obtaining a variety of injunctive relief including freezing orders (in England and elsewhere) in support of enforcement of an arbitral award. 
  • Represented Katra Holdings Limited in its appeal in the Judicial Committee of the Privy Council in January 2024, relating to issues of illegality and enforcement of financial agreements regarding Indian and Mauritian law. 
  • Representing and advising an algorithmic crypto trader in respect of a Letter of Request pursuant to the Evidence (Proceedings in Other Jurisdictions) Act 1975, including applications dealing with threats of committal, security for costs, and an expedited appeal hearing. 
  • Acting for Raiffeisen Bank in relation to multi-jurisdictional litigation involving a multi-million pound fraud relating to non-performing loans and asset dissipation, including successfully obtaining an anti-suit injunction. 
  • Successfully represented employers in retrieving confidential information taken by former employees. 
  • Represented Cayman based companies in High Court litigation who were victims of a Ponzi-style fraudulent trading scheme, including experience in successfully obtaining 28 USC §1782 in a number of US states for disclosure in support of foreign proceedings. 
  • Acting for Tecnimont Arabia Limited against NatWest in relation to a $5 million authorised push payment scheme fraud in High Court litigation. 
  • Representing White Lantern Film (Britannica) Limited and SMC Speciality Finance LLC in their dispute with actress Eva Green in relation to the collapse of the film 'A Patriot'. 
  • Advising in relation to interim prohibitory injunctions regarding breaches of the UK Competition Act. 
  • Advising in relation to the execution of search order injunctions, including obtaining passport delivery up orders and seeking bench warrants against a respondent who was evading service. 

Employment History

Managing Associate, Mishcon de Reya LLP
Associate, Mishcon de Reya LLP
Trainee Solicitor, Mishcon de Reya LLP
Northumbria University, Legal Practice Course
Durham University, LLB Law

How can we help you?

How can we help you?

Subscribe: I'd like to keep in touch

If your enquiry is urgent please call +44 20 3321 7000

Crisis Hotline

I'm a client

I'm looking for advice

Something else