High-quality accounting and versatile financial administration services in Espoo

Our clients receive professional and personal service in all matters related to accounting. Our strength is our good and customer-oriented service, which aims to take care of functional customer relationships.

Welcome to our website

Onnentili Oy is a company founded in 2016, the purpose of which is to assist entrepreneurs in their business management efforts.  The business service is focused on accounting and financial reporting services in the Helsinki metropolitan area.

In addition to basic services such as accounting, payroll, invoicing and payment management, the service has been expanded in the area of ​​electronic data transmission.

We are an expert and service-minded accounting firm operating in the vicinity of the Espoo shopping center in Iso Omena.


Start - ups

We advise you on choosing the right company form.



The most important thing in accounting is that it is done correctly and on time. 

Payment transactions

We handle the payment transaction and electronic invoice processing process on your behalf.

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