Leinonen Finland belongs to the Leinonen Group

Leinonen Group helps customers enter and succeed in challenging business environments by providing high quality accounting, advisory, payroll management, administration and auditing services. Leinonen is continuously enhancing the reliability, safety and convenience of its methods in order to support the development of its customers’ business.


Your reliable partner abroad


Accounting, administration, payroll management and advisory services are offered by 14 offices of the Leinonen Group in 12 different countries: Finland, Sweden, Norway, Estonia, Latvia, Lithuania, Poland, Bulgaria, Hungary, Ukraine, Belarus and Russia. Both Lithuania and Russia have two offices: in Vilnius and Kaunas; and in St. Petersburg and Moscow. In addition, the financial auditing company Leinonen Audit operates in Latvia and also belongs to the Group.

Find out more about our services in other countries at the Group website, or contact your local Leinonen Office. 

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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.