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Marta Kosiedowska

attorney-at-law / partner

Marta specializes in real estate law and advising clients on capital transactions (private M&A) and purchase of luxury yachts.

Having represented both buyers and sellers, Marta boasts vast experience in share deals, asset deals and advisory on the sale of business units of enterprises.

She has consulted on joint venture transactions and an investment project involving a pharmaceutical and dietary supplements manufacturing plant. She has also worked on several private mergers, incl. for companies from Fortuna Group and Nielsen Group. She advised Polimex-Mostostal S.A. on the sale of three production facilities (sale of a business unit of an enterprise) and on the acquisition by Europart International GmbH of 49% shares in Europart Polska S.A. Marta is an experienced lawyer in real estate transactions. She has assisted Strabag with a number of such deals (including acquisition of several plots in downtown Warsaw). She has also worked with Immobel, Icon Real Estate and Kulczyk Silverstein Properties. Her recent tasks include working with CPI Property Group on the acquisition of a portfolio of retail centers; this transaction was granted the Investment Deal €20-50 Million Award at 8th CEE Investment Awards, organized by Europa Property. Marta has consulted on the purchase of luxury yachts (esp. deals with Italian shipyards, related to M/Y Jurata, M/Y Gatto, M/Y Flying Dagger), representing Polish and international clients in negotiations and execution of shipbuilding contracts.

Marta is recommended by The Legal 500 EMEA 2018.

She speaks fluent English, Italian and French.




Sale of Okraglak Project in Poznan

Advising the Immobel developer of office and housing projects in Poland, Belgium, and Luxembourg, on the sale of the Okraglak project, consisting of two office buildings (“Okraglak” and “Kwadraciak”) with a total leasable area of approximately 8.000 square meters, located in the centre of Poznan....

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Advising the international construction company Strabag on the acquisition of an office-commercial project in Warsaw. ASTORIA has 28 thousand sqm of total area, of which 17.6 thousand sqm will be offered as office space and 1.4 thousand eqm as commercial space. The comprehensive advisory services in...

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Advising ACNielsen Polska

Advising ACNielsen Polska, one of the leaders in marketing analysis and market analysis in the scope of current corporate consultancy, including in particular, opinion-making/participation in negotiations regarding ACNielsen’s concluded agreements on providing market analyzing services, granted lice...

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Advising the Curtis group on increasing the equity participation by 100% in Curtis Health Caps

Advising the holding company belonging to the Curtis group on the transaction of the purchase from the co-investor of approx. 46% of the shares in the Curtis Health Caps sp. z o.o. company dealing with the production of medicines, medical products, dietary supplements, cosmetics and products for ani...

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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...


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...


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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