LAWYER PROFILE
Agnieszka Stefanowicz-Barańska

Agnieszka Stefanowicz-Barańska

Europe 2026

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Ranked in 1 practice area

Contributions and articles

2 Articles, Press releases, highlights

About

Provided by Dentons

Practice Areas

Since 1998, Agnieszka Stefanowicz-Barańska has represented clients in numerous EU and Polish competition authority proceedings and before Polish courts, in cartel and other antitrust investigations. She has also assisted clients during dawn raids and in over 100 merger control proceedings, before both the European Commission and the Polish competition authority. She assists clients in designing their distribution networks and provides practical support to in-house teams in implementing antitrust compliance initiatives, including risk-mapping and comprehensive antitrust audits. She has extensive experience in advising clients on antitrust issues related to abuse of dominance, horizontal cooperation, and M&A contracts, as well as foreign direct investment screening rules, state aid, consumer protection, and unfair competition issues.

Her clients are drawn from many different sectors, including life sciences, automotive, consumer goods, food, telecommunications, heavy industry, chemicals, energy, utilities and banking and insurance.

Career

Partner and Head of Dentons' Warsaw Competition practice since 2001 (with the firm since 1993).

Professional Memberships

Polish Competition Law Association (Chairperson of the Association since 2003), European Competition Lawyers Forum, IBA.

Admitted to the Polish bar (1997).

Publications

Co-author, “Commentary to the Polish Act on private antitrust enforcement claims”, C.H.Beck, 2018 – first commentary to this Act in Poland.

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/Antitrust - Poland

Band 2
Band 2

Individual Editorial

Agnieszka Stefanowicz-Barańska stands out for her activity on merger clearance filings, including advising on fulfilling commitments and disputes concerning failures to notify. She also has recent experience in dawn raids, behavioural investigations and appeals against the competition authority, as well as mandates in relation to the Digital Services Act.

Strengths

Provided by Chambers

  • Agnieszka Stefanowicz-Barańska has very deep market knowledge and market awareness, extraordinary business acumen and orientation in local market, and flawless ability to navigate trends in market changes.

    Competition/AntitrustChambers European Guide
  • We appreciate her competent, trustful and strategic approach.

    Competition/AntitrustChambers European Guide
  • She was clear, well-reasoned, and tailored to our needs, reflecting a deep understanding of the subject matter.

    Competition/AntitrustChambers European Guide

Ranked Individuals at Dentons (181)

Belgium

Czech Republic

Articles, Highlights and Press Releases

2 items provided by Dentons

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