We provide legal assistance covering a wide range of specialisations.

JFK’s founders are lawyers with broad and diverse experience acquired in international law firms and global corporations as in-house lawyers. Our experience ensures that we understand clients’ expectations and the business reality in which they operate. We take a practical approach to clients’ problems and provide optimised solutions.

We offer legal services to support entrepreneurs’ current businesses (commercial agreements and corporate issues) as well as assistance in complex investment and restructuring processes (M&A transactions, investment processes). The extensive range of our experience ensures that we can handle both major international transactions as well as smaller transactions in different economic sectors.

We focus on creating long-term relationships with clients based on trust and understanding their expectations. We offer current legal services to entrepreneurs and we provide ad hoc services as well as offer solutions to prevent issues arising in the future.

Agata Klimek-Cortinovis

agata klimek-cortinovis portrait

Agata Klimek-Cortinovis

Legal Advisor

+48 607 389 109


Agata is highly skilled in advising clients on corporate matters, mergers and takeovers, engineering, procurement and construction (EPC) contracts, including those involving public procurement law. Her special interest lies in personal data protection regulations.

Agata is a graduate of the Faculty of Law and Administration at the University of Warsaw and a member of the Warsaw Bar of Legal Advisors. She holds postgraduate diplomas in public procurement law from the Faculty of Law and Administration at the University of Warsaw and in data protection from the Kozminski University in Warsaw. For many years, she worked as an in-house lawyer with international law firms and energy companies in the Vattenfall Group in Poland. Agata is vice-chair of the Supervisory Board of APS Energia S.A., a company listed on the Warsaw Stock Exchange.

Agata is fluent in English and has a good command of spoken Italian.

Agnieszka Jóźwiak

agnieszka jozwiak portrait

Agnieszka Jóźwiak


+48 606 615 080


Agnieszka specialises in intellectual property law, new technologies and issues concerning the protection of personal rights. She has broad experience in personal data protection. In her work she mainly focuses on providing legal services to entities operating on the publishing market, the film and music industry, and the IT and medical industry.

Agnieszka has extensive experience acquired while co-operating with leading international and Polish law firms, in M&A projects and those carried out on regulated capital markets as well as current corporate services for companies. She has also advised retail chains on matters related to renting large areas.

She is a graduate of the Faculty of Law and Administration at Jagiellonian University and of Postgraduate Studies in Intellectual Property Law at the University of Warsaw.

She is fluent in English and communicative in French, Russian and Ukrainian.

Michał Fert

michal fert portrait

Michał Fert


+48 609 296 214


Michał gained broad experience in international law firms and as an in-house lawyer as the Head of the Law Division at Empik Sp. z o.o. He provides comprehensive advice to entrepreneurs, focusing on company law, commercial law, competition law, intellectual property law, labour law, court proceedings, protection of personal data and compliance issues.

He is a graduate of the Faculty of Law and Administration at the University of Warsaw and a member of the Advocate Bar in Warsaw. Michał completed postgraduate studies on personal data and classified information at the Koźmiński University in Warsaw, and holds a compliance officer licence (ACE). He won a scholarship to Universitait Instelling in Antwerp and Universite Paris-2 Assas in Paris.

Michał is fluent in English and French, and communicative in Spanish.

Corporate Matters and Services for Companies

Transactional Agreements

Intellectual Property

Modern Technologies

Personal Data Protection

E-commerce and Consumer Sale

Investment Procedures

Permits and Regulated Activity

Mergers and Acquisitions

Labour Law

Personal Rights Protection


JFK - Jóźwiak, Fert, Klimek-Cortinovis

Advocates and Legal Advisors

ul. Saska 103/10

03-914 Warszawa