Joanna Mamczur

National President of JCI Poland | Attorney-at-law | Owner at Mamczur Law Firm

Joanna is the National President of JCI Poland and international business lawyer admitted to the Bar of Advocates in Warsaw, Poland. Joanna has been running her own practice Mamczur Law Firm ( for 7 years and has been advising on complex international corporate law issues for 15 years, incl. Banking & Finance, restructuring, contracts negotiations, personal data protection, litigation and many others. In years 2007-2011 highly involved in the management of complex legal issues and transactions emerging from the global financial crisis. Graduated with law degrees from the universities in Tours and Paris (France) – Master of French Business Law, Frankfurt am Main (Germany) – LL.M. Finance degree and Poland – Master of Polish Laws.

Her portfolio includes international institutional clients as well as SMEs and innovative startups. Joanna is passionate for the concept of life-long learning and, therefore, enjoys teaching, moderating Business Mastermind meetings as well as learning from practitioners and experienced professionals.