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Marta Kosiedowska

Attorney-at-law / Partner

Marta specializes in real estate law, M&A, corporate law, and purchase of luxury yachts.

Marta is highly experienced in real estate transactions. She plays a crucial role in the major transactions of the law firm’s key clients. Among others, she advised Strabag on a number of real estate sales and acquisitions in downtown Warsaw, including the sale of Astoria Premium Offices, as well as the development and sale of the Motel One hotel – some of the largest transactions in the Polish real estate market in 2019. For Adventum Group, she advised on acquisition of six office buildings in major cities in Poland, including Sky Tower in Wrocław.

She specializes also in real estate leasing; she represents lessors of A-class office buildings and logistics centres, having worked with Kulczyk Silverstein Properties, Immobel Group, PATRIZIA and companies from Europolis group (CA IMMO). Currently she works with Mapletree on a broad range of leasing and asset management matters.

She advises on real estate financings and refinancings.

Having represented both buyers and sellers, Marta boasts vast experience in share deals, asset deals and sale of enterprises or their business units. She has consulted on joint venture transactions, numerous mergers (incl. cross-border ones), sale of production plants and acquisition of shares in a range of companies.

Marta also supervises purchase transactions of luxury yachts, representing Polish and international clients in negotiations and execution of shipbuilding contracts (esp. deals with Italian shipyards).

Recommended by The Legal 500 EMEA 2024 in Real Estate and in Commercial, Corporate and M&A.

She speaks English, Italian and French.

Graduate of the Faculty of Law and Administration at the Nicolaus Copernicus University in Toruń and Libera Universitá degli Studi Sociali Luiss Guido Carli in Rome.


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Awards

Experience

Advising STRABAG Real Estate on acquisition of land with Galeria Plaza (Kraków) building

act BSWW legal & tax provided comprehensive pre-transactional (including a legal and tax due diligence audit of the property) and transactional assistance (with a strong focus on relations with neighbours and lessees of the shopping mall). We also advised on tax issues, including the preparat...

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Advising on lease agreement with HB Reavis Poland

act BSWW legal & tax advised AmeriGas in negotiations of a lease agreement with HB Reavis Poland, concerning office premises in the Forest office complex at Burakowska 14, in the post-industrial part of Warsaw.

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Advising on sale of Bakalland shares

act BSWW legal & tax advised Uno Capital Fund and Marian Owerko on the transaction involving the sale of shares by the remaining shareholders of Bakalland S.A. Uno Capital Fund will remain a shareholder of Bakalland S.A. after the transaction is completed.

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Advising on acquisition of Mercedes-Benz building

act BSWW legal & tax provided Adventum with comprehensive legal assistance related to the transaction. The services rendered by the law firm included due diligence of the property, drafting transaction-related documents, and negotiation support. The law firm also advised Adventum throughou...

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act legal Poland advises STRABAG Real Estate on sale of real estate in Szczecin

In line with its current investment strategy focusing on large development projects located in Warsaw and Kraków, STRABAG Real Estate is selling selected smaller real estate assets in Poland. One of such properties is a land lot in Szczecin, intended for investment purp...

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act legal Poland recommended in The Legal 500 EMEA 2022

We are pleased to announce that in the latest edition of The Legal 500 ranking act BSWW legal & tax was distinguished in 7 categories: Construction Capital Markets Real Estate White-Collar Crime Dispute Resolution Commercial, Corporate and M&...

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act legal Poland advises Adventum on acquisition of Sky Tower for over EUR 84 m

act BSWW legal & tax represented the buyer in the acquisition of an office, retail and residential complex in Wrocław, with a total area of over 171,000 sqm, from Sky Tower S.A., member of Develia Group. Our services included a full range of transaction advisory,...

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act legal Poland advises STRABAG Real Estate on acquisition of land with Galeria Plaza (Kraków) building from CP-Plaza sp. z o.o.

on acquisition of Galeria Plaza

The law firm represented the buyer in the acquisition of the 80,000 sqm property that comes with an appealing location and convenient transport links to the city center. act BSWW legal & tax provided comprehensive pre-transactional (including a legal and tax due ...

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act legal Poland advises AmeriGas on lease agreement with HB Reavis Poland

The act BSWW legal & tax real estate team provided comprehensive legal advice in negotiations of a lease agreement with HB Reavis Poland, concerning office premises in the Forest office complex at Burakowska 14, in the post-industrial part of Warsaw. Forest has ...

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act legal Poland advises on sale of Bakalland shares

act BSWW legal & tax advised Uno Capital Fund and Marian Owerko (the President of Bakalland S.A. in 1996-2014, and currently the Chairman of the Supervisory Board) on the transaction involving the sale of shares by the remaining shareholders of Bakalland S.A. Un...

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act legal Poland advises Adventum on acquisition of Mercedes-Benz building

Adventum Group, an investment fund manager operating internationally, has acquired the Mercedes-Benz building in Warsaw. act BSWW legal & tax provided Adventum with comprehensive legal assistance related to the transaction. The services rendered by the law firm inc...

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act legal Poland advises Adventum on EUR 84m acquisition of Sky Tower

Adventum Group, an investment fund manager operating internationally, is at the final stage of the EUR 84.42 million acquisition of Sky Tower, a landmark development in Wrocław, one of Poland’s biggest and highest mixed-use projects. Develia S.A. (the seller) and Adven...

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act legal Poland advises Adventum on purchase of Marynarska Point 1

Adventum Group, an investment fund manager operating internationally, has successfully closed the transaction of purchase from Savills Fund Management GmbH of the Marynarska Point 1 in Warsaw, a modern office building offering 13,000 sqm. of rentable office space. Thank...

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act legal Poland advises STRABAG Real Estate on sale of real property in Warsaw

Due to its dynamic growth and a number of new investments focusing on large development projects, STRABAG Real Estate is currently selling selected minor real estate assets. One of such transactions is the sale of real estate on Canaletta Street in Warsaw Downtown to th...

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act legal Poland advises Adventum on refinancing of an office building in Poznań

Adventum, an investment fund operating internationally, has successfully closed the refinancing of Poznań Financial Centre. The new financing has been secured by Berlin Hyp AG. act BSWW legal & tax advised Adventum throughout the whole refinancing process. The serv...

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act legal Poland ranked in The Legal 500 EMEA 2021

We are delighted to announce that we have received recognition from The Legal 500 EMEA 2021 in seven categories and numerous individual recommendations for our practitioners. Recommendations for the law firm: – real estate – capital markets – commercial, corporate a...

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act BSWW advises on investment in gamification platform

Pracuj Ventues, Poland’s first corporate innovation fund, which focuses on investments in technological companies operating in HR and Learning & Development sectors, has acquired a minority stake in Gamfi. Gamfi offers innovative solutions that enhance workplace mo...

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act BSWW assists Adventum in purchase of Renaissance Plaza

Adventum International, a global property investment fund, has acquired Renaissance Plaza. The office building is located right next to Wola – the fastest-growing quarter of Warsaw. This is the fund’s second investment in Poland within just four months, following the Ju...

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act BSWW ranked in The Legal 500 EMEA 2019

We are delighted to announce that we have received industry recognition from The Legal 500 EMEA 2019 in seven categories and numerous individual recommendations for our practitioners. Recommendations for the law firm: - banking and finance - capital markets - comm...

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