GESSEL’s dedicated Healthcare M&A team advised on ten sectoral deals in 2025

Marcin Macieszczak is an attorney-at-law, Managing Partner, and heads the Mergers and acquisitions (M&) and Private Equity practices at GESSEL law firm. He has over twenty-five years of experience in legal advisory and capital markets transactions. Marcin leads legal teams in two of the firm's core practice areas, advising domestic and international clients across a broad range of industries, including private equity and venture capital funds...

Since the beginning of her career, specialized in corporate law, day-to-day legal services, legal support of foreign transactions, advice to financial institutions and brokerage houses, investment funds, banks, and in due diligence of companies. With GESSEL since 1996, became a partner in 2007. Aldona heads our corporate law department, focusing on legal services for enterprises, formation, transformation, merger, and division of companies,...

She specialises in day-to-day legal services for companies, including corporate law. Her experience includes comprehensive legal services for M&A transactions, including preparation of the transaction structure, coordination of due diligence analyses, preparation and negotiation of transaction documentation and preparation of notifications of the intention of concentration to antitrust authorities and representation of clients in related p...

Aleksandra has over 20 years of experience in providing legal services to business entities, gained both in law firms (17 years) and within a private equity fund (4 years) as an in-house lawyer, which allows her to better understand and meet clients’ expectations towards external legal advisors. She advises Polish and international clients, including private equity and venture capital funds, at every stage of a transaction, from structuring, thr...

Joined GESSEL in 2014. Has been a Managing Associate in the Mergers and Acquisitions team since 2020. Specializes in M&A transactions in the private market. Has more than 10 years of experience advising financial investors (including PE/VC funds), strategic investors and company founders. Advises on share deal and asset deal transactions on both the buyer and the seller sides. Has participated in acquisitions conducted in the form of buy-o...

Emilia joined our firm in 2022. Emilia specializes in corporate and commercial law. For years, she has been advising companies in their day-to-day operations, in particular supporting entities in the conduct of their corporate affairs, working with their governing bodies. She has extensive experience in carrying out reorganizations of companies, also on an international scale. Assists in due diligence studies.

Erazm Dutkiewicz is a Senior Associate in the Corporate law team at GESSEL. He specialises in advising on M&A transactions, particularly those involving entities operating in the medical sector. He supports clients throughout all stages of the transaction process, including conducting due diligence, identifying and mitigating risks, and negotiating transaction documentation. He advises private market entities, including in projects involving ...

Since joining GESSEL in 2021, Marcin has contributed to share deal and asset deal M&A transactions both on the sell side and the buy side. He has drafted transaction documentation, corporate documents (for the purpose of specific transactions, as well as of day-to-day legal services) and due diligence studies. Prior to joining GESSEL, he gained experience at renowned international law firms, dealing with tax and competition law issues.

An expert in commercial and civil law, she has provided ongoing corporate advisory services. She has advised clients on M&A transactions, private equity deals, including complex cross-border transactions, legal due diligence, and corporate governance matters. Her previous experience was gained at prestigious Polish and international law firms. She graduated from the Faculty of Law and Administration at the University of Warsaw in 2022. ...