We serve a wide selection of demanding and successful companies


Leinonen operates with both international clients and local clients from various industries. In addition to answering the needs of our international clients, our clientele also consist of small Finnish companies. For Leinonen, every client is important and our services have been tailored to fit the needs of our individual clients’ separately. Whatever scope your financial administration needs are, don’t hesitate to contact us.



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Leinonen Finland - 

High Quality Accounting

Serving an increasing number of international customers with cross border issues

In Finland we offer wide range of financial administration services, including accounting, payroll, advisory and other supportive services. We are authorized accounting firm, which is a guarantee of professional financial administration. Read more about our services.

We use modern financial software: Procountor, Visma Nova, Lemonsoft
and Directo. In addition, we are managing the accounts of many of our customers or
payroll calculation with some other, customer-desired software. We serve
our clients in Finnish, English, Russian, Spanish, Estonian and Swedish.

If you wish us to write about a specific subject or you have questions concerning accounting, payroll or other financial administration issues, please send your questions to us to by email to contact(at)leinonengroup.fi. We aim to answer all questions and inquiries as soon as possible. 

For more details, Contact us.


Member of Association of Finnish Accounting Firms. Read more what it means to be authorized accounting firm.

Latest news

Are you prepared for the Incomes Register from January 1, 2019? Oct 17

The national Incomes Register will be implemented on January 1, 2019. Also the use of electronic IDs will change next year.