Welcome on our Law Firm website

Law Firm of commercial and tax law Marek K. Wynimko.

It was founded by Marek K. Wynimko who has been a solicitor since 1991. The firm has all the necessary traits to be more than just a company providing legal services. Since the beginning Law Firm of Commercial and Tax Law Marek K. Wynimko specialises in providing legal services in the matter of tax law and tax audit.

We offer full range of legal service for the companies and entrepreneurs, long-term and temporary legal assistance and representation of business and individual entities, particularly within the scope of civil law, commercial law, administrative law, tax law, construction law.

Law firm provide also legal service for natural persons in everyday issues.

Our specializations

Check out, how we can help you.

Tax Law and custom

Tax law is the branch in which we specliaze. We have a longstanding experience in representing our clients during tax control, tax proceedings and before the administrative courts. We also offer our Clients professional support and counselling in the process of tax optimalisation utilising foreign entities operating in states with advantageous tax policies. We offer advice in full range of taxes, including income tax from legal entities, income tax from private individuals, value added tax, tax on civil law transactions.

Administrative Law

Administrative law constitutes an important part of services provided by our Legal Practice. We help our Clients in a tedious process of acquiring administrative concessions, licenses and permits such as conditions for land development and zoning permits, construction permits and permits for facility usage. We conduct cases concerning broadly understood real estate management. We represent our Clients before administrative courts including the District Administrative Court and Supreme Administrative Court.

Civil law

We handle litigation in all the matters related to the full range of improper performance of civil contracts. We are not afraid of complicated and comprehensive lawsuits. We specialise in economic, construction and compensation lawsuits. We assure to work out procedural tactics adjusted to the needs of our Clients.

Fiscal criminal law

Experience in tax control and tax proceedings in relation with our knowing taxes allows us to be an efficient defence in fiscal criminal proceedings at every stage.

Commercial and Trade Law

Our corporate legal services include: Setting up companies Company law advice International group structures Corporate secretarial Lawyers in our firm have extensive experience in corporate law, covering limited liability companies, joint stock companies, partnerships as well as limited partnerships. We are particularly well equipped to deal with (international) joint ventures, offering out-of-the-box solutions for dispute resolution.

Construction Law

Our practice in the matter of construction law is very rich due to the fact of long term cooperation with development companies and construction companies. Our construction law services include: General contractor agreements Subcontractor agreements Agreements with the architect Litigation for non-performance, default, damages, liens, etc. We understand the issues related to construction law agreements. We know how to deal with the chain of liability from the developer through the general contractor to the smallest

Promissory notes

The Firm is specialized in promissory note law. We are conducting a series of judicial proceedings concerning pursuing claims from promissory notes where we represent Clients at court of law. We advise Clients on how to fill in, issue or receive a promissory note. We offer drafting of promissory notes and declarations to promissory notes, as well as detailed legal opinions presenting all legal aspects of liability from promissory notes.

Corporate legal services

Corporate services supports Clients in all aspects of their activities, including: advising to company’s governing bodies, verifying and providing opinion on projects of resolutions of those governing bodies, as well as participating in the meetings of the supervisory board, general meetings of shareholders or partners and ensuring full professionalism and efficacy of our actions. Our aim is to deliver quick and effective solutions, which will increase legal security as well as the competitiveness of enterprises. Cooperation of tax advisor and experts in commercial and trade law allows us to offer a fully complex service.

Meet our team

These people make up our Law Firm.

Marek Krzysztof Wynimko



In Germany and Austria we are cooperating with:


These are Clients, who trusts us.


If you are looking for professional legal assistance, please contact us.

Kancelaria Prawa Gospodarczego i Podatkowego Marek K. Wynimko

Marek K. Wynimko

ul. Świętokrzyska 5 lok.1, 15-843 Białystok
Monday – Friday: 7:30 – 15:30
+48 85 662 31 52
+48 509 337 400
+48 85 875 51 00

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