Marcel Hörauf is counsel in the Frankfurt office of Mayer Brown’s Capital Markets and Financial Services Regulatory practice. He advises on banking supervision and financial services regulatory law. Marcel counsels domestic and global financial institutions as well as corporations on a variety of regulatory matters relating to the regulation of the OTC derivatives markets, CCP clearing and the financial market infrastructure (EMIR/MiFiD II & MiFIR, CSDR, SFTR), capital requirements and credit risk mitigation techniques under the CRR, outsourcing and issues of banking recovery and resolution law. Digitalisation and innovation projects in the areas of financial services and payment services, DLT, FinTech and legal tech are among his other areas of focus, in addition to cross-border banking M&A transactions. Marcel regularly advises on various aspects and regulatory developments in the area of Environmental, Social & Governance (ESG). 

Prior to joining Mayer Brown, Marcel worked for Deutsche Börse (German Stock Exchange) and another leading international law firm for several years.


Spoken Languages

  • German
  • English


Second State Law Examination (bar exam), Frankfurt

Legal Clerkship (Referendariat), New York, Brussels, Frankfurt

First State Law Examination, Konstanz

Diploma in Legal Studies, Cardiff


  • Frankfurt am Main, Germany
  • "Recommended lawyer" in the area of – Capital Markets - Structured Finance and Securitisation – Legal 500 Germany 2023
  • "Recommended lawyer" in the area of Banking and Finance - Financial Services: Regulatory – Legal 500 Germany 2023
  • "Recommended lawyer" in the area of DCM – Legal 500 Germany 2023