Olesinski & Wspolnicy handles matters across all-manner of projects including industrial, warehouse and public utility schemes. The team handles construction administration, contracts, and litigation. Filip Mroczkowski specialises in complex, multi-jurisdictional projects, particularly in the real estate and construction sectors. His work spans the full investment lifecycle –from due diligence and feasibility studies, through real estate acquisition and construction processes, to investment control and settlement. Maciej Król provides comprehensive services for construction and development investments and has supported investors, contractors and designers. Olga Płoucha has a particular emphasis on environmental issues and their impact on planned investments.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘This practice stands out through its consistent delivery of high-calibre legal advice combined with a client-first approach that prioritises responsiveness, clarity, and strategic thinking. The team brings together deep sector knowledge and a commercial mindset, allowing them to offer solutions that are not only legally robust but also practical and aligned with clients’ business goals.’
  • ‘Practice is characterised by flexibility and a timely approach to addressing needs. The O &W team demonstrates adaptability in various situations and provides prompt solutions to ensure concerns are managed efficiently.’
  • ‘Working with the team has been a truly distinctive experience. The team is not only available and responsive, but also deeply familiar with our sector, which makes their advice highly relevant and practical.’
  • ‘Maciej Król is an outstanding legal expert with a deep understanding of the market and its regulatory conditions. His approach is distinctly business-oriented, which makes his advice not only legally sound but also commercially strategic.'
  • ‘Great knowledge.’

Key clients

  • IONWAY Poland Sp. z o. o. [LCC]
  • IONWAY B.V. [LCC]
  • ATLAS WARD POLSKA Sp. z o. o. [LCC]
  • Volkswagen Group Polska Sp. z o. o.
  • ELEMONT S.A. [INC]
  • Econstruction Sp. z o. o.
  • GEA Tuchenhagen Polska Sp. z o.o. [LCC]
  • Cavatina Holding S.A. [INC]
  • Toshiba Carrier Air-Conditioning Europe Sp. z o. o. [LCC]
  • KiK Textil sp. z o.o. [LCC]
  • Cooper Standard Holdings INC
  • Lokum Deweloper S.A. [INC]

Work highlights

Advising global advanced materials and recycling group, involving the construction of a battery component factory for electric vehicles.
Acting for a manufacturer, in a EUR 40m dispute pertaining to its EUR 200m mega plant construction in Poland.
Acting on a IONWAY - joint venture between two companies in the European automotive sector (Volkswagen and Umicore N.V.) in relation to the construction of a power plant valued at EUR 2bn.

Lawyers

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Practice head

Filip Mroczkowski; Maciej Król; Olga Płoucha