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Michał Wielhorski

attorney-at-law / managing partner

Advising on all types of projects from the corporate, transactional and tax perspective. He works primarily with large developers, focusing on retail and office developments, and guiding clients through all stages of investment processes (incl. due diligence, permits/licenses, financing, leasing and sale). Michał conducts legal/tax analyses and assists clients in the negotiation and execution of real estate sale agreements, construction works agreements, service agreements (incl. ones with architects and other experts) and infrastructure agreements. He advises on leasing processes, negotiating and executing major lease agreements for retail and office space. He also boasts a strong track record in financing agreements. He has worked with Azora, Buma Group, ECC, Echo Investment, Globalworth, Porto Office, Rank Progress, Reino Partners and YIT Development.

Michał’s most recent transactions include: a range of real property acquisitions for Echo Investment and YIT Development; sale, leasing and financing transactions related to large office and residential projects run by Buma (incl. DOT Office Park: 41,200 m2,  Wadowicka 3: 31,200 m2, and CU Office: 10,000 m2); joint venture between Rank Progress and Vantage Development for a large investment project (135,000 m2 of apartments and 35,000 m2 of GLA; estimated value: PLN 767,000,000); comprehensive advisory for ECC in regard to the development, financing and leasing of a large shopping mall, Nowa Stacja in Pruszków.

Michał has been recommended by Chambers Europe 2015, 2016, 2017, 2018, 2019 and 2020 in the real estate category, and by The Legal 500 EMEA 2020 in the real estate category and construction category.

Michał speaks fluent English and upper-intermediate German.

Graudate of the Faculty of Law and Administration at Warsaw University where he also attended a seminar in German and European law, run in cooperation with the Institute of Law and Political Science at the University of Bonn.




Nowa Stacja shopping center in Pruszkow

Advising the ECC group in connection with the Nowa Stacja shopping center project, which included all stages of investment, from legal due diligence of the property, through various aspects of the purchase of the property to obtaining relevant administrative decisions as to the commercialization of ...

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Fujitsu Technology Solutions

Advising Fujitsu Technology Solutions with respect to negotiating and concluding a lease agreement with GTC UBP Sp. z o.o. concerning office space of approx. 6,000 sq.m. in the 2nd phase of University Business Park in Łódź.

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Advising IDEAL IDEA on the sale of the second phase of the Ideal Idea Park III complex

Advising IDEAL IDEA Formad Sp. z o.o. SKA, a leading developer of storage-office investments of the SBM (small business units) type, on the sale of the II phase of the office-storage center complex under the name „Ideal Idea Park III" of the area of 10.000 square meters, located in Warsaw near the C...

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Negotiation and conclusion of lease agreements in Ideal Idea Park III

Advising Ideal Idea Formad Sp. z o.o. SKA on negotiation and conclusion of lease agreements in warehouse and office business park Ideal Idea Park III with the following companies: Advantech Poland, Castorama, Medicover, Baltona, Sandoz, Wincor Nixdorf, Solid MCG, OEM Automatic.

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act BSWW in transaction comprising sale of 11 A-class office properties

act BSWW advised management boards of disposed companies on the sale of completed and under-construction office buildings owned by Buma development company to fund managed by Partners Group, the global private markets investment manager. The transaction comprised the s...


act BSWW advises Rank Progress on further land acquisition for new investment projects

act BSWW has consulted on Rank Progress’ purchase of nearly 6.83 hectares of land worth almost PLN 24m net. On November 19, 2020, Rank Progress Spółka Akcyjna Otwock spółka komandytowa (a subsidiary of Rank Progress S.A.) and Rank Progress S.A. entered into two final a...


act BSWW advises TIM S.A. on sale of

act BSWW consulted TIM S.A. on the sale of 100% equity stake in November 26, 2020 saw the execution of the conditional agreement for the sale of stocks in between TIM S.A. and S.A. TIM S.A. intends to sell its 100% equity stake in R...


act BSWW advises on refinancing of office complex in Kraków

A Portuguese investor completed the refinancing transaction for the Porto Office complex developed in 2019. It is made up of two A-class office buildings. act BSWW advised the investor on refinancing of this investment project. The law firm’s team was led by Michał ...


act BSWW advised Echo Investment on its Łódź-based project

Echo Investment, Poland’s leading developer, has laid the cornerstone for Fuzja, a section of Łódź that will combine modern urban features with the historical spirit of Księży Młyn (a complex of textile factories). The company has started restoring the former Scheibler ...


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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