Deloitte Legal, Gizicki i Wspólnicy sp.k.
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The banking and finance team at Deloitte Legal, Gizicki i Wspólnicy sp.k. advises on real estate, corporate, acquisition, and asset finance, as well as NPL transactions and securitisation, acting for both lenders and borrowers. The team is led by Kamila Mróz, who leads on the financial regulatory work; who is also a financial regulatory expert. Former practice co-head Michał Oleś has since departed the firm. Former practice-co-head Michał Mostowik departed the firm in December 2025.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The team has truly established itself over the past year as one of the go-to legal advisors for financing transactions in Poland, consistently acting on the market’s largest and most strategic deals, with Mariusz Banaś and his team in the majority of them.'
- ‘The team combines deep banking expertise with a very practical and business-oriented approach. Their ability to chase required timing, and a collaborative approach set them apart from other firms.’
Key clients
- Santander Bank Polska SA
- mBank SA
Work highlights
Advised Bank Gospodarstwa Krajowego on its financing of up to PLN 11bn with funds from the National Recovery and Resilience Plan.


