act BSWW is a founding member of act legal, a new European alliance of law firms. With act legal we are represented in 9 countries within continental Europe with around 300 commercial and corporate lawyers, tax advisors and business experts.


For over the last ten years act BSWW has been building reputation for excellence among Polish and international clients through delivering solid ongoing services as well as advising on prestigious transactions and high-profile disputes. We provide comprehensive legal advisory services as well as in-depth knowledge in specialist fields of law.

The act BSWW team is composed of nearly 75 experienced lawyers providing comprehensive legal services across many sectors of the economy, real estate, construction, capital market, financing, energy, chemical, telecommunications, IT and automotive to name but a few.

Our Italian Desk is one of the most capable on the Polish market, supporting clients originating from Italy and those connected with Italian capital.

Our commitment to our Polish and international Clients gains acknowledgement in the international rankings:

  • The Legal 500 EMEA  recommends us in following practice areas: real estate, capital markets, corporate and M&A, banking & finance, dispute resolution, restructuring & insolvency, employment, IP, TMT as well as in tax advisory in the 2017, 2016 and the 2015 editions.Jacek Bieniak , Marta Kosiedowska, Guiseppe La RosaMichał Wielhorski  and Marek Wojnar .
  • Chambers Global recommends us in Corporate/M&A - Foreign Desk (Italy) both in the 2016 and the 2015 editions and in Corporate/M&A - Desk based Abroad (Italy) in the 2015 edition.
  • Chambers Europe recommends the firm in 2017, 2016 and 2017 in the domain of real estate and notes partner Michał Wielhorski individually as one of Poland’s leading real estate lawyers.


We are also a member of LaWorld and The Law Firm Network, truly international networks bringing together dozens of independent law firms from all over the world. Our connections within this network mean our clients can count on high quality legal services both in Poland and abroad.