About us

Owner: Dorota Gadomska

Graduate of Warsaw School of Econimic in Warsaw. Experience in finance management and accounting gained in international companies such as: IKEA, Ecophon Polska, Geberit and H&M both in Poland and abroad (Russia).

I am authorized to provide bookkeeping confirmed by a certificate issued by the Ministry of Finance.

Addor offers comprehensive services for businesses in consulting, accounting, administration, human resources and payroll, outsourcing of functions Financial Director / Chief Accountant, administrative services.

We support in Polish, English and Russian.



As part of the consultancy offer, in particular we advice on the establishment of economic operation in Russia, including among others variety of forms of activity, the analysis of the legal and tax RF, administrative duties entrepreneurs in the Russian Federation, the development / adaptation of the rules of procedure in accordance with the requirements of the law RF.

Advice and assistance in the organization of company start-up in Poland. Developing business plans, loan applications and leasing. Preparation of financial analysis. Developing rules for financial and management accounting. Developing internal regulations and rules document workflow. Accounting Consultation in specific cases. Development of other internal regulations.


We provide a full range of accounting services for companies of different forms with accordance with Polish Accounting Act and/or IFRS including the preparation and analyzing of the P&L and cash flow and all statistical reports required by law.

We make also:

  • preparation of annual financial statements
  • preparation of annual reports by international standards and the requirements of the parent company
  • implementation of other orders of accounting
  • develop model reports to the Board
  • keeping the books at the customer's accounting systems
  • clearing the backlogs

HR and Payroll

We provide full range of the services in areas of administration of human resources and payroll calculation.

We also developing works and compensation rules.

Outsourcing functions of the CFO / Chief Accountant

This service is aimed at small and medium-sized companies that need support in the functions of management accounting, reporting and / or preparation of action schemes for their employees.

  • Coordinate and supervise the work of the existing accounting team .
  • Preparation of management reports and financial statements in accordance with the Accounting Act and international accounting standards
  • Preparation of group reporting packages
  • Advising on the establishment and organization of the departments of finance - accounting
  • Implementation of internal control procedures, budgeting and reporting
  • Asistance in the preparation of company budget
  • Implementation of budgeting functions in the company
  • Analysis of budget execution and settlement of deviations
  • Analysis of the company's costs and design solutions for the optimization of operating costs
  • Assistance in obtaining external financing - credit applications, lease, participation in negotiations
  • Verification of financial documents in the enterprise
  • Reviewing commercial agreements for financial
  • Verification of financial documents in the enterprise
  • Reviewing commercial agreements for financial


As part of the tax advice we offer include:

  • CIT calculation and preparation of declarations
  • VAT settlement
  • the annual accounts PIT
  • settlement of foreigners working in Poland
  • settlement of Poles working abroad
  • preparation of proposals on individual interpretation of tax