Marek Petecki

Partner – Corporate & financing

“We love working with Marek and his really strong team of associates” (Legal 500 2027)

Marek is a partner in the corporate practice and co-head of the firm’s Life Sciences practice. He often acts as outside general counsel for venture-backed companies and advises emerging companies on strategic M&A, restructuring and private financing transactions. Marek also acts for investors and mature companies seeking to invest in or acquire advanced technologies and platforms.

Credentials

  • BA Ancient History & Social Anthropology, University College London 
  • Qualified 2003 
  • Partner 2010 
  • Joint Managing Partner 2016-2022 

Expertise

Corporate & financing

Publications

Biotech Review of the Year

Read here

What others say

"Marek is a highly experienced and reliable adviser.” Chambers & Partners UK 2027
“Marek is also highly personable and enjoyable to work with.” Chambers & Partners UK 2027
“Marek is a voice of reason, fairness and alignment.” Chambers & Partners UK 2027
“We love working with Marek and his really strong team of associates.” Legal 500 2027
“Marek Petecki is exceptional, a pleasure to deal with, thoughtful and insightful, finds solutions effortlessly, and is deeply knowledgeable about the market.” Legal 500 2027
“Marek Pateki - a trusted and talented corporate adviser. Clear, commercial, and pragmatic advice. A pleasure to work with - Marek's calm and friendly manner stands out in the market.” Legal 500 2027
“Marek is amazing and an expert in the field of life sciences.” Chambers & Partners 2026
“Marek is very experienced and knowledgeable.” Chambers & Partners 2026
“Marek is exceptional. He is solutions-driven, thoughtful and efficient. He is also a pleasure to work with.” Chambers & Partners 2026
“Marek Petecki very technically able and good at getting to practical solutions.” Legal 500 2025

Recommended For

Private Equity: Venture Capital Investment

Chambers & Partners UK 2027

Private Equity: Venture Capital Investment

Chambers & Partners 2026

Venture Capital

Venture Capital

Life Sciences and Healthcare

Venture Capital

Inquisitive minds

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