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Rankings published in 2026
M&A
Notable
55 firms ranked
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Tier 1

Baker McKenzie Krzyżowski i Wspólnicy
10 practice areas
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Clifford Chance
13 practice areas
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Greenberg Traurig Nowakowska-Zimoch Wysokiński
12 practice areas
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Rymarz Zdort Maruta
9 practice areas
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White & Case M Studniarek i Wspólnicy
13 practice areas
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Tier 2

Addleshaw Goddard
13 practice areas
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DLA Piper Giziński Kycia
9 practice areas
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Dentons Europe Dąbrowski i Wspólnicy
13 practice areas
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Domański Zakrzewski Palinka
9 practice areas
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GESSEL
5 practice areas
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Schoenherr Attorneys at Law
6 practice areas
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Sołtysiński Kawecki & Szlęzak
11 practice areas
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WKB Lawyers
10 practice areas
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Tier 3

A&O Shearman
13 practice areas
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Gide Loyrette Nouel
11 practice areas
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Kochański & Partners
8 practice areas
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Norton Rose Fulbright Dyczkowski and Partners, LP
13 practice areas
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SSW
9 practice areas
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Wardyński & Partners
13 practice areas
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Wolf Theiss
14 practice areas
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Tier 4

Bird & Bird Koremba Dziedzic i Wspólnicy
6 practice areas
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DWF Poland Jamka
13 practice areas
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Deloitte Legal
5 practice areas
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EY Law
3 practice areas
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Eversheds Sutherland Poland
7 practice areas
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MFW Fiałek
4 practice areas
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Radzikowski Szubielska i Wspólnicy
9 practice areas
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Tier 5

Andersen
2 practice areas
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B2RLAW
5 practice areas
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CK LEGAL Chabasiewicz Kowalska i Wspólnicy
2 practice areas
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CRIDO Legal
1 practice area
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Grant Thornton Legal Maślanko Kancelaria Prawna
2 practice areas
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Krassowski
3 practice areas
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LYNX
3 practice areas
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NGL Legal
7 practice areas
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Penteris
7 practice areas
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Prof Wierzbowski & Partners
8 practice areas
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Tier 6

Dubiński Jeleński Masiarz i Wspólnicy
9 practice areas
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JDP Drapała Chomiuk & Partners
2 practice areas
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act legal Poland
6 practice areas
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Notable

BM Lawyers
2 practice areas
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KPMG Law
2 practice areas
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KWKR Konieczny Wierzbicki and Partners
2 practice areas
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MJH Moskwa Jarmul Haladyj
2 practice areas
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Olesiński i Wspólnicy
1 practice area
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Peterka & Partners
2 practice areas
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PwC Legal Żelaźnicki
2 practice areas
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RKKW – KWAŚNICKI, WRÓBEL & Partners
5 practice areas
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Sadkowski i Wspólnicy
1 practice area
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Sobczyńscy i Partnerzy
1 practice area
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Traple Konarski Podrecki & Wspólnicy
3 practice areas
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WBW Weremczuk Bobeł & Partners
3 practice areas
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Linked Reviews
Financial and corporate

BM Lawyers, formerly Małecki Legal is a boutique transactional law firm based in Warsaw, founded by Leszek Małecki in 2020. The firm specialises in transactional and corporate matters for both domestic and international clients. It is particularly noted for its work in the digital economy, healthcare and medical sectors.

Testimonials 

“What makes Małecki Legal stand out is their practical, business-focused way of working. They keep deals smooth and efficient without overcomplicating matters.” – M&A

“Their advice is always clear, useful, and focused on what truly matters to the client’s business.” – M&A

“A key benefit is that senior partner Leszek Małecki remains engaged at every stage, ensuring faster progress and clearer communication.” – M&A

“They are quick to respond and flexible, even when deadlines are tight or circumstances change suddenly.” – M&A

“From planning and documentation to signing, closing, and post-deal support, they provide steady and reliable guidance.” – M&A

“They work seamlessly with other advisors, like tax or financial experts, which keeps things moving and avoids delays.” – M&A

“Małecki Legal combines knowledge with business reality. For us, they are the go-to transactional law firm when seeking reliable, expert advice in specialized sectors.” – M&A

“They understand complex transactions very well—coordinating efficiently, communicating clearly, and paying attention to every detail to ensure smooth execution.” – Project finance

“Their team is highly responsive, reliable, and pragmatic, offering practical solutions tailored to our business needs.” – M&A

“We value their professionalism, calm approach, and expertise in transactional matters, as well as their ability to assess risks from multiple perspectives—legal, tax, and regulatory.” – M&A

“I have worked with Leszek Małecki and his team on numerous projects over many years. His strong industry knowledge and business understanding have ensured smooth negotiations and successful outcomes.” Leszek Małecki, Founder

“Leszek Małecki is a strong transactional lawyer with excellent negotiation skills. He combines legal, tax, and regulatory insight with a practical, business-focused approach.”Leszek Małecki, Founder

“Leszek leads negotiations effectively, anticipates risks early, and ensures all tasks are completed on time to keep transactions on track.”Leszek Małecki, Founder

“Leszek is highly skilled not only in M&A but also in private equity and venture capital. He is well-organized and able to manage multiple transactions simultaneously.” Leszek Małecki, Founder

“Leszek quickly identifies critical issues, deals with them efficiently, and communicates complex matters in a clear and understandable way.” - Leszek Małecki, Founder

“Over many years of working together, Leszek has shown not only outstanding transactional skills but also a unique ability to collaborate professionally and respectfully with both clients and advisors.” - Leszek Małecki, Founder

“He deeply understands the business principles and strategic goals behind M&A transactions, recognizing priorities and finding the best solutions.” - Leszek Małecki, Founder

“Leszek leads a strong and capable team that delivers consistent, high-quality advice and manages complex matters effectively from start to finish.” - Leszek Małecki, Founder

Key clients

In-Pulse (Stagwell Group), Grupa Medicus, Shift4Good, Home Doctor, Kulczyk Investments

 

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