Michał Ossowski

Partner, Managing Director of the Audit Department, Board Member
Certified Public Accountant No. 11008, MBA
ul. Starodworska 1, 80-137 Gdansk
Mon–Fri 8 a.m.–4 p.m.


I have been a certified public accountant since 2007. At Moore Polska Audyt (formerly REWIT Sp. z o.o.) since 2016, initially as Director of the Audit Department and Proxy, currently Member of the Management Board. Previously, I was involved in the gas industry for more than 10 years, holding the positions of Finance Director and Executive Director at the Polish Gas Company (PGNiG Group S.A.), a distribution system operator. Working for such a large corporation, I had the opportunity to participate in numerous projects, including the implementation of SAP, the unbundling – in accordance with the EU directive – of gas trading from gas distribution, or the subsequent merger of six regional distribution system operators into one nationwide entity. I gained my first professional experience in financial auditing right after college, working as an assistant auditor at BDO Poland. I am a Partner in charge of ethics, I am in charge of the audit firm’s quality system, and I participate in key projects such as audits of listed companies and banks.

Polish Chamber of Certified Auditors


  • Sopot College – reporting under IAS/IFRS
  • Wroclaw University of Technology – transmission easement

Level III Mining Director

Training in managerial skills: managing change, own time and habits, assertiveness, management by objectives, situational leadership, team building and teamwork, team communication, relationship building, conflict resolution, negotiation, principles of business process modeling; individual training in public speaking, coaching sessions

Annual mandatory training for auditors

Major projects:

  • Centralization of the accounting services of a multi-unit energy company
  • Reorganization of the purchasing process of a multi-site energy company
  • implementation of electronic document circulation
  • Minimize the property tax burden on the transmission company
  • optimization of warehouse management – a system of warehouse “lights”, automation of demand submission and minimization of stock levels
  • Creation of a monitoring system for the implementation of EU investments – energy company
  • Development of a new proxy system in an energy company
  • Identification of differences and conversion of accounting to IAS/IFRS in a company in the energy industry


ACCA Qualification


Wroclaw University of Technology
Contemporary issues of design, construction and operation of gas pipeline systems


GFKM & IAE Aix-en-Provence Graduate School of Management
Executive MBA


National Chamber of Statutory Auditors
Practice, application, examinations – completed with entry in the register of statutory auditors No. 11008


University of Gdansk
Postgraduate Studies in Accounting and Finance


University of Gdansk, Faculty of Economics
Major: International Relations, Specialization: Maritime Trade