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JKLAW

Bartosz Płecha

  • Associate
  • ·
  • Attorney-at-law trainee
Contact
+48 22 416 60 04
bartosz.plecha@jklaw.pl
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Areas of practice
  • Banking & Finance
  • Tax law
  • White collar crimes

Bartosz graduated with a law degree from the Faculty of Law and Administration of Cardinal Stefan Wyszyński University in Warsaw. He defended his master’s thesis, “The European Public Prosecutor’s Office in the Context of the Experience of International Criminal Tribunals and the Council of Europe,” with distinction. He is an attorney-at-law trainee at the Warsaw Bar Association of Attorneys-at-Law. In 2025, he successfully completed the Preparatory Service in the Civil Service, as required by Article 36 of the Civil Service Act of November 21, 2008.

Bartosz is a practitioner in tax crime and tax misdemeanor cases. He handles these cases at the preparatory stage under the authority of the Head of the Tax Office, and in which he has also appeared before courts of first and second instance. His experience also includes working with case files related to inspections, tax audits, customs and fiscal audits, and tax proceedings. Additionally, he drafted documents for civil proceedings concerning foreign currency loans, whether denominated or indexed to a foreign currency, and in proceedings before public administration bodies.

  • Master of Laws, Cardinal Stefan Wyszyński University in Warsaw (2024)
  • Attorney-at-law trainee, Warsaw Bar Association of Attorneys-at-Law (currently)
  • Associate, Jabłoński Koźmiński & Partners, from 11.2025
  • Senior Clerk, Revenue Administration Office in Warsaw (2025)
  • Clerk, Revenue Administration Office in Warsaw (2024-2025)
  • Paralegal, SPCG Law Firm (2022-2024)
  • Intern, Wierzbowski and Partners Law Firm (2022)
  • Intern, Department of Administrative Law and Territorial Self-Government, Faculty of Law and Administration, Cardinal Stefan Wyszyński University (2021)
  • Handling cases of fiscal crimes and fiscal offences at every stage of the proceedings
  • Preparation of procedural documents in the field of civil law, in particular cases concerning foreign currency loans, as well as loans denominated or indexed to a foreign currency
  • Working with files of verification activities, tax audits, customs and fiscal audit, and tax proceedings

Meet our team

  • Michał Jabłoński, PhD

    • Advocate
    • ·
    • Managing partner
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  • dr hab. Krzysztof Koźmiński, prof. UW

    • Attorney-at-law
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    • Managing partner
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  • Magdalena Tyka-Jabłońska

    • Attorney-at-law
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    • Partner
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  • Tomasz Jan Siemiński

    • Advocate
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    • Partner
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  • Paweł Gutowski

    • Advocate
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    • Partner
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  • dr hab. Jan Rudnicki, prof. UW

    • Of Counsel
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  • dr hab. Artur Olechno, prof. UwB

    • Of Counsel
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  • dr Miłosz Kłosowiak

    • Of Counsel
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  • Jan Czarnocki LL.M., CIPP/E

    • Senior Advisor
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    • Senior Advisor
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  • Katarzyna Kuszko

    • Advocate
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    • Counsel
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  • Andrzej Kraczkowski

    • Advocate
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    • Counsel
  • Patrycja Rejnowicz-Janowska

    • Advocate
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    • Counsel
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  • Wojciech Koźmiński

    • Attorney-at-law
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    • Counsel
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  • Seweryn Sasin

    • Advocate
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    • Senior Associate
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  • Karolina Ptak

    • Business Development & Marketing Manager
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  • Anna Zając

    • Office Manager
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  • Joanna Fedorczyk

    • Advocate
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    • Senior Associate
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  • Magdalena Tomaszewska

    • Chief assistant
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    • Main assistant
  • Anna Chmielewska

    • Paralegal
  • Łukasz Wydra, PhD

    • Advocate
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    • Partner
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  • Michał Walak

    • Paralegal
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  • Patryk Grochowski

    • Associate
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    • Attorney-at-law trainee
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  • Jakub Kania

    • Paralegal
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  • Damian Michalski

    • Counsel
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  • Grzegorz Keler, PhD

    • Advocate
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    • Partner
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  • Wojciech Kiełbasiński

    • Attorney-at-law
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    • Partner
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  • Zofia Owczarek

    • Consultant
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  • Zofia Maciejewska

    • Advocate
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    • Counsel
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Jabłoński Koźmiński i Wspólnicy
Adwokaci i Radcowie Prawni
Spółka Komandytowo-Akcyjna
ul. Stanisława Moniuszki 1A, 11th floor
00-014 Warszawa
NIP: 7011003997
REGON: 387536717
KRS: 0000964122
+48 22 416 60 04 office@jklaw.pl
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  • Home
  • About us
  • Our Team
  • Areas of practice
    • Dispute Resolution
      Real Estate & Construction Law
      Commerce & Distribution
      Regulatory advisory & Compliance
      Public procurement
      Insolvency & restructuring
      Banking & Finance
      European Union law, Constitutional law & legislative advisory
      Municipal law
      Healthcare & Life sciences
      Aviation law
      Data protection
      Media law & personal rights
      White collar crimes
      Private Lawyer
      Sports law
      Law on higher education & science
      Arbitration
      Intellectual property law
      AI Advisory and Compliance
      Labour law & HR
  • Publications
  • Career
  • Contact

  • PL
  • EN

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