The clients of lawyer Symon Gostynski of the law firm Gostynski and Partners are mainly Polish and foreign business entities. 

Lawyer Gostynski also advises diplomatic institutions of foreign states in Poland. He has extensive experience in cross-border litigation. He coordinates disputes and arbitrations conducted by Polish clients abroad and represents Polish and foreign clients in proceedings pending in Poland. He is an expert in international trade agreements and international trade. He advises on mergers and acquisitions in Poland for foreign clients.

In addition, Mr Gostynski regularly participates as a speaker at national and international legal conferences and is the author of foreign publications in German and English on Polish law topics.

He is a member of the Executive Committee of the International Section of the New York State Bar Association and representative (Chapter Chair) of the section in Poland. He is a member of the American Bar Association, the Polish-Swiss Chamber of Commerce and the Global Justice Forum. He is a trusted lawyer (Vertrauensanwalt) for the Consulate General of the Republic of Austria in Krakow, the Austrian Chamber of Commerce and the Consulate General of the Slovak Republic in Krakow.