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Marek Petecki

Partner - Corporate & financing

Marek is a partner in the corporate practice and advises companies and investors who are active in IP-rich sectors; in particular the life sciences, technology and consumer products sectors.

Marek has a broad transactional practice that includes debt and equity financings, M&A, spin-outs, joint ventures, restructurings and complex commercial agreements.

Marek’s clients include several of the world’s largest biopharmaceutical and technology companies, as well as fast-growing companies and specialist investors.

Credentials

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

Publications

Biotech Review of the Year

Read here

What others say

"Marek Patecki very technically able and good at getting to practical solutions." Legal 500 2025
“Marek Petecki is a superb lawyer, client relationship partner and team leader. We had to navigate some challenging issues which required not just legal knowledge but also valuable guidance in how best to implement the advice.” Legal 500 2024
“Marek Petecki is considered and thoughtful, humble, engaged, creative and direct.” Legal 500 2024
“Marek Petecki – very user friendly and all round great chap.” Legal 500 2024
“Marek Petecki ‘knows the VC and life sciences industry inside out’ and is a key practitioner within the team.” Legal 500 2023
“Very effective negotiator and organiser of teams of large transactions.” Legal 500 2022
“Stand out nice guy and totally on top of his game.” Legal 500 2022
"Marek Petecki is knowledgeable about finance, commercial contracts and M&A, and is a well-known name among global bio-pharma and technology companies." Legal 500 2021

Recommended For

Venture Capital

Venture Capital

Life Sciences and Healthcare

Venture Capital

M&A: Smaller Deals, £10m-£100m

Legal 500 2024

M&A: smaller deals up to £50m

Legal 500 2023

Commercial Contracts

Legal 500 2022

Inquisitive minds

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