Welcome to
the OMLegal Law Firm.

In OML Law Firm we believe that lawyer services should reach beyond solving the legal disputes or cases dealt by the court of law. For us, it is crucial to gain trust – based on cooperation with our clients, detailed information about their cases and ensuring complete confidence of information.

Being convinced that legal services need to evolve hand in hand with economy, we know they should also serve as businesses facilitator by offering legal solutions designed to our client needs.

We understand that business needs to be assisted by experts from many areas – having experience in strategic management and risk analysis we are able to adjust the solutions so they can be supportive to our clients. This is the reason why we cooperate with other lawyers. We ensure you that they not only have an expert knowledge in given areas but also share our values in providing legal services.

Services for individual clients are provided with similar approach. For every case we prepare full information on foreseeable costs, risks and outcomes of actions taken.

We strongly encourage our potential clients to contact us on the preliminary stage of potential legal issue – many cases and problems might then be solved with better efficiency and lower cost.

OMLegal Law firm – we find solutions

Our Service


Wojciech Ostaszewski

law studies PhD, legal counsel, member of Warsaw Legal Counsels Bar.

Graduated from University of Warsaw, Law and Administration Faculty. Completed the postgraduation studies on Capital Market Law on Law and Administration Faculty of the Warsaw University.

In 2014 after dissertation defense he was granted the law PhD title. His dissertation was prepared and defended in University of Warsaw Law and Administration Faculty, Institute of Law and Administration Studies, under the direction of First President of the Supreme Court in Poland, professor Małgorzata Gersdorf.

He gained his professional experience in law firms, public sector. Afterwards he has worked over 6 years in Polish Supreme Court, Labour Law, Social Security and Public Affairs Chamber.

Since the beginning of his career he simultaneously practiced law and developed in law studies area –  he prepared monographic paper regarding the complementary employers legal responsibility and several dozen of articles and  court sentences glosses. He is also co-author of legal commentaries to insurance and social security law bills, prepared under direction of Supreme Court Judges.

Jakub Michalski

advocate, member of Warsaw Bar Association. University of Warsaw, Law and Administration Faculty graduate.

Began his professional career in the non-governmental organizations aiming for the human rights protection. Cooperated, among others, with Helsinki Foundation for Human Rights.

For almost 10 years worked for the public sector where he has been responsible for strategic analysis in the justice system and as a deputy director of the Department of Strategy and European Funds prepared the strategy for the Polish Ministry of Justice.

He served for nearly 6 years as Council of Europe National Correspondent responsible for researching and comparing the justice systems efficiency in Poland and other CoE member states.

Participant of working groups cooperating within the World Bank activities and reports in the area of starting a business, property law and enforcing contracts.

Aside the law-related areas he was responsible for impact assessment for legislation in Poland and risk analysis in strategic modernization projects. Author of publications concerning the functioning of justice system and commercial law.

Privately he is a dog owner also fond of motorcycles and mountaineering.

Contact Us

Ostaszewski Michalski Law Firm
Mokotowska 65 lok 10
00-533 Warszawa
T: + 48501513597
@: jakub.michalski@omlegal.pl

Working hours 10:00-18:00


We would recommend earlier contact for exact appointment.
It is also possible to set a meeting after working hours.


OML is situated in historical building which is not functional for disabled, therefore we ask you to contact us in order to set a meeting at the place of your convenience.