Poland

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement


Poland

Michal Klosinski


klosinski.jpg

Deloitte Poland

Al. Jana Pawla II 19

Warsaw 00-854

Poland


Tel: +48 225110716

Email: mklosinski@deloittece.com

Website: www.deloitte.com

Michal Klosinski joined the Deloitte Poland tax department in 1998 and became a partner in 2009. He has more than 15 years' experience advising clients on VAT, Customs and excise duties.

Michal has managed numerous tax litigation procedures including court proceedings. In recent years these concerned proceedings aimed at regaining interest on overdue Polish VAT refund claims for foreign businesses, in addition to other matters. Michal has led tax reviews and tax due diligence projects for Polish acquisitions and investments made by international corporations. Additionally he has managed a service line focused on helping foreign businesses effectively manage their indirect tax reporting obligations, including related tax automation.

Michal is a licensed tax adviser and graduated from University of Warsaw.

deloitte-250.jpg

Joanna Stawowska


stawowska.jpg

Deloitte Poland

Al Jana Pawla II 19

Warsaw 00-854

Poland


Tel: +48 22 511 0849

Email: jstawowska@deloitteCE.com

Website: www.deloitteCE.com

Joanna Stawowska is a Deloitte Poland partner and leads the Polish indirect tax practice. For seven years, she served as the Central European regional indirect tax leader, working with professionals in 17 Deloitte member firms. She is experienced in VAT and Customs and excise duty, and has 19 years of experience in tax and fiscal law advisory.

Joanna helps clients solve strategic problems, formulate alternative transaction flows and develop efficient tax structures. She also has assisted several multinational companies with projects involving VAT optimisation, Polish business set-up and cross-border transaction structuring. She serves Polish as well as international clients. She has worked on projects with the European Commission related to the administrative burden of tax and the Customs project TAXUD/2009/AO-06.

Joanna speaks at various Deloitte conferences and trainings as well as externally for organisations such as Fundacja Rozwoju Rachunkowosci and the Institute for International Research.

Joanna holds a master's degree in law from Jagiellonian University in Cracow.

deloitte-250.jpg

Jaroslaw Antosik

Accreo

Dominika Cabaj

DLA Piper

Marcin Chomiuk

PwC

Kalina Figurska-Rudnicka

MDDP

Aneta Gniewkiewicz

PT PODATKI

Tomasz Grunwald

KPMG Tax M Michna sp k

Hubert Jadrzyk

PwC

Lukasz Jamroz

PwC

Piotr Litwin

Enodo Advisors

Jerzy Martini

Martini & Co

Elzbieta Serwinska

MDDP

Wojciech Sliz

PwC

Marta Szafarowska

MDDP

Radoslaw Szczech

EY

Piotr Tatara

Baker & McKenzie

Pawel Tonski

Crido Taxand

more across site & shared bottom lb ros

More from across our site

Originators, loan purchasers and securitisation vehicles may need to revisit servicing agreements and pricing after a key judgment narrowed the VAT credit management exemption
Opening doors for existing talent within Baker McKenzie and a desire for enhanced legal capabilities informed Ricardo Perera’s switch from KPMG
Boaz Goren’s move to the upstart PE-backed firm takes the number of senior UK tax professionals who have left EY this year to 13
The allegations against Deloitte Cyprus raise uncomfortable questions about how far the big four can distance themselves from misconduct at member firms
The UAE accounted for most Middle East promotions and new rankings, as A&M Tax, Baker McKenzie, Dhruva Consultants and DLA Piper breached the top tier
Spanish-headquartered multinationals lead on reporting quality, while US and Swiss groups lag in the Fair Tax Foundation’s expanded analysis
Former IRS commissioner Danny Werfel joins ITR for a must-listen conversation spanning his time leading the agency, his AI risk framework, and the future of the OECD
Tax and legal services was PwC’s fastest-growing business line last year, helping to put the firm back on a par with its big four rivals
Ex-EY and Hourani & Partners leader Zain Satardien is using flexible staffing and AI-enabled systems to test a leaner model for specialist legal and tax advice
The big four firm is rightfully prioritising transparency and accountability as it seeks to rebuild from its scandal, but a glaring structural issue remains
Gift this article