Effie Stathaki is an associate in the London office of Latham & Watkins and a member of the Financial Institutions Industry Group.

Ms. Stathaki’s practice covers a range of financial services regulatory advice with particular experience submitting authorization applications to the FCA and advising on all aspects of compliance with relevant PRA and FCA rules and regulations, in both a transactional and advisory context. She also advises clients on European regulatory developments including MiFID II, EMIR, REMIT, MAR, and the Benchmarks Regulation.

Ms. Stathaki assists a number of leading global firms with significant multijurisdictional regulatory change projects, including the implementation of MiFID II and Brexit planning, and advises investment and private banks, market infrastructure providers, clearing houses, consumer credit firms, and commodity trading companies.

Ms. Stathaki provides ongoing legal support to industry groups and associations and to a wide variety of pro bono clients. 

She also serves as the London Co-Lead for Latham’s First Generation Group.

Prior to joining Latham & Watkins, Ms. Stathaki has been seconded to several financial institutions as well as to a leading derivatives exchange and leading global investment research firm. Ms. Stathaki is also a member of the Chartered Institute of Securities and Investment (MCSI).

Ms. Stathaki’s experience includes advising:

  • Onex Partners on the acquisition of Accredited, the global program management business of R&Q Insurance Holdings.
  • The underwriters on the first-of-its-kind initial public offering and listing on the Abu Dhabi Securities Exchange of Investcorp Capital, a provider of capital and capital financing services in the alternative investments space
  • A DLT-based market operator on the application of the UK regulatory perimeter and subsequent application for FCA authorization
  • AllianceBernstein, a leading global investment management and research firm, on the formation of its joint venture with Société Générale
  • A number of global banks and issuers on the application of UK and EU market abuse legislation 
  • A number of global banks on stabilizations of IPOs and secondary offerings 
  • A global investment bank on its Consumer Duty implementation
  • A number of financial services clients on short selling regulation and the disclosure of short selling activity 
  • An investigation regarding the use of unapproved methods of communication for a global bank
  • A number of asset managers and global banks in the negotiation of trading documentation 
  • A number of financial services clients in relation to perimeter issues, compliance with the FCA Rules, and implementation of European legislation
  • Several US private equity firms on investments in regulated financial institutions
  • A number of market infrastructure providers to understand the likely impact of Brexit on their ability to continue to provide services and perform activities in Europe / the UK post-Brexit
  • A global brokerage firm on its implementation of the Senior Managers and Certification Regime*
  • A commodities trading company in relation to its obligations under REMIT and EMIR*
  • A BNPL credit provider on its application to the FCA for authorization*
  • A cryptoasset provider on the structuring and regulatory treatment of ICO transactions *

*Matter handled prior to joining Latham

Bar Qualification

  • England and Wales (Solicitor)
  • Greece (Dikigoros)


  • LLM in Corporate and Securities Law, London School of Economics and Political Science
  • LL.B. (Hons), University of Thrace
  • Erasmus Programme, University of Barcelona

Languages Spoken

  • English
  • Greek
  • French
  • Spanish