Aldona Kowalczyk is an attorney-at-law, partner, and mediator with over 25 years of experience advising on infrastructure projects. She supports contracting authorities and bidders both at the stage of competing for public contracts and during their performance. She specializes in public procurement law and represents clients before the National Appeal Chamber and Polish courts. She advises on strategic public investment projects across sectors such as transport, energy, defense, healthcare and technology. She has been consistently ranked as a leading public procurement lawyer in Poland by international directories such as Chambers Europe, Legal 500, IFLR1000, Who’s Who Legal and IFLR1000 Women Leaders: recognized among the leading women lawyers globally. She also serves as the Chair of the Executive Board of the Public Procurement Law Association and acts as a mediator at the Permanent Arbitration Court at the General Counsel to the Republic of Poland. Selected examples of experience

Rail sector: long-standing legal support for railway sector contractors in numerous tenders and during contract execution, including:
- advisory in dozens of tenders for the supply of railway rolling stock and metro cars, with contract values from 150 million to several bilion PLN, including representation before the National Appeal Chamber (KIO) and in court proceedings;
- advisory in tenders organised by the Central Communication Port (Centralny Port Komunikacyjny), including tenders on desing documentation for the High-Speed Rail Tunnel in Łódź, as well as representation before the National Appeal Chamber (KIO) and in court proceedings;
- advisory during contract execution, including assistance in the negotiating contract amendments and representation in mediation and court proceedings.
Nuclear energy: advisory for a multinational energy group on a tender for the first nuclear power plant in Poland, including representation before the National Appeal Chamber.
Urban infrastructure: advisory in numerous tenders for (I) the delivery of tramways and (II) preparation of design documentation for future metro lines in Warsaw, including representation before the National Appeal Chamber and courts and legal support during contract performance.
Construction: North Bridge in Warsaw - comprehensive legal support for one of the city's largest infrastructure projects, including procurement, negotiations and contract amendments.
Defense sector: legal support and representation for defense industry suppliers in tenders conducted by the Polish Armament Agency.
PPP & waste management: representation of contractors in PPP procedures for a waste incineration plant.

Recognition

Ranking of law firms in Poland by Rzeczpospolita (the leading Polish quality daily) 2023–2024: Recommended as "Leaders on the legal market" in Public Procurement.
The Legal 500 EMEA 2015–2025: Recommended as "Leading Individual" in Public Procurement in Poland.
Chambers Europe 2012–2025: Top ranked (Band 1) as an individual in Public Procurement in Poland.
IFLR1000 2020-2024: Recognized in IFLR1000 Women Leaders.
IFLR1000 2015-2024: Recommended in Energy and Infrastructure, Project Development, Energy, Social Infrastructure, Transport (Highly regarded).
Chambers Europe 2015–2019: Ranked in Projects & Infrastructure in Poland.
Who's Who Legal: Regularly recommended in Government Contracts.
Dziennik Gazeta Prawna, a major Polish law daily, named Aldona Kowalczyk as one of the "50 Most Influential Lawyers" in Poland, 2022.

Publications Aldona has authored numerous publications on public procurement. Her articles have been published in Rzeczpospolita, Dziennik Gazeta Prawna, Prawo Zamówień Publicznych (quarterly) and Zamówienia publiczne – Doradca (monthly), Europejski Przegląd Sądowy (monthly) and EPPL (European Procurement & Public Private Partnership Law Review). Co-author of the legal commentary Zamówienia sektorowe. Komentarz (Wolters Kluwer, 2022 and 2011). Co-author of the publication Legal Report: The New Public Procurement Law (Rzeczpospolita, 2020). Co-author of the publication Public Procurement in the Field of Scientific or Creative Activities (NCBiR, 2014).

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