About us

Rantalainen is one of the largest accounting companies in Finland, with 1.100 experts serving over 18 000 customers.


Founded in 1972, Rantalainen Accounting Services is an authorised group providing financial management, accounting, reporting and auditing services from over 60 locations in Finland. Our team of over 1.300 experts serves the interests of over 20.000 customers.

We are a customer-focused, approachable business offering comprehensive advanced financial administration to companies and organisations of all sizes. Online tools enable real-time services regardless of time or place, and Rantalainen’s personnel employ the latest expertise.

Rantalainen Accounting Services is one of the Finland’s largest accounting firms. Rantalainen’s philosophy is to be proactive, reliable, and to provide an exceptional level of service using the most modern methods available.

Rantalainen’s Key figures

Our service logic

Rantalainen’s accountants are experts in their field. Your dedicated accountant will know your business and provide you with ideas and recommendations for enhancing and developing your financial administration. Your ability to make discerning, fast decisions will be strengthened by the prompt provision of accurate and pertinent information.

Continuous monitoring creates a clear competitive advantage. The ability to make the right critical decisions, quickly, has an immediate impact on your company’s profitability.

Rantalainen is an innovator and leader in the development of electronic financial administration. Our comprehensive range of services and software allows quick and efficient implementation of advanced real-time financial administration. With over 50 years of experience, we can recommend the optimal operational model and the most suitable financial administration software.

Contact us

Posting workers to Finland

Have you been planning to post employees – under a contract which you have concluded with a contractor, or to an undertaking owned by the company group, or for transmitting hiring labour?

Read more