Partner, attorney at law, leads GESSEL’s securities law department. Specialises in securities law and investment funds law. Graduated from the University of Warsaw’s Faculty of Law and Administration in 1994; admitted to practice as an attorney in 1998.

From its very beginning, Leszek’s career was focused on the equity markets. He joined GESSEL in 1999 and became a partner in 2002. Previously, from 1994 through 1999, he worked with the Polish Securities and Exchange Commission (now the Polish Financial Supervision Authority) – initially in its Brokerage Houses and Trust Funds Office, and then as an advisor to its President; in the meantime, he also held the position of vice chairman of the Examination Commission for Investment Advisors. Over 2004 through 2006, served as an Exchange Court Arbitrator. Since 2006, an arbitrator with the Polish Confederation of Private Employers Lewiatan.

Since 1994, advised on cases centring, among other issues, on public and private share and bond issues and merger and acquisition transactions on the stock exchange. Provided legal expertise in the establishment of brokerage houses and of investment funds, and also in their day-to-day operations. Advises publicly traded companies on corporate law matters (also as regards discharge of their reporting duties) and on various administrative and court proceedings involving the securities markets.

Recommended by “Rzeczpospolita” in its annual law firm rankings (2005, 2007, 2008, 2009, 2010 and 2011) and by FORBES magazine (2009, 2010, 2011) as Poland’s best lawyer in the field of equity markets and IPO preparation. According to the 2007, 2008, 2009, and 2011 editions of “Chambers Europe. Europe’s Leading Lawyers for Business”, he is a “talented and respected lawyer – definitely among the elite”. A frequent commentator on issues pertaining to his field of practice and to the securities market in general, he regularly contributes to legal periodicals as well as to leading Polish dailies. His articles and opinion pieces have appeared in “Przegląd Prawa Handlowego”, “Prawo Papierów Wartościowych”, “Radca Prawny”, “Rzeczpospolita”, “Gazeta Giełdy Parkiet”, and “Dziennik.