Marc Stephens

Director, PwC United Kingdom

Marc is a forensic accountant specialising in financial investigations in claims, legal proceedings and other forms of dispute resolution. He has more than 15 years' experience in forensic accounting. In recent years, his case experience has been focused toward financial services disputes (both retail and investment banking, including regulatory disputes/investigations) and assessing quantum of loss primarily heard in International Arbitration fora.

Highlights of Marc's experience include:

International Arbitration

  • Acting for a state owned oil company defending a €100 million damages claim brought in arbitration under UNCITRAL rules as a result of an alleged breach of a gas sales and purchase agreement.
  • Acting for a Claimant bringing claims, under ICC rules, for consequential loss arising from an alleged inappropriate termination of a sub-contracting agreement. 
  • Advised an investment bank defending damages claims in excess of US$3 billion in relation to the collapse of a bank in the Czech Republic. Brought under UNCITRAL rules.  
  • Acting for a privately owned Russian bank defending a US$250 million damages claim brought by a multinational bank as a result of a failed attempt to acquire a holding in the Russian bank.

Financial services disputes

  • Leading a team to implement alternative dispute resolution processes for Lehman customers following the insolvency.
  • Assisting a major UK clearing bank with regard to the analysis of the charges levied on the overdraft product.
  •  Acting for a major UK clearing bank in connection with its claim for damages suffered as a result of the alleged negligence in drafting transaction documents relating to a US$2.2 billion collateralised debt obligation. 

Principal industry sector experience:

  • Energy
  • Financial Services

Contact details

Tel: +44 (0)7715 211610



  • Forensic services disputes