About Us


Multibase Oy is a private, small-scale IT company established in the beginning of 1996. Our main clientele consist of businesses in the areas of finance, insurance, and education. In addition to Finland, we have supplied our software to Denmark, Norway, and Luxembourg.

From single or networked applications for workstations to large database solutions and reporting systems to IT-education

We are known for flexibility, reliability, versatility, and competent, enthusiastic team members who have mastered technology. We construct the kind of applications, and consulting assemblies that best suit the needs of your company.

Company information

  • Official name:  Multibase Oy
  • Address:  Töölönkatu 27A, 00260 HKI
  • Location of the company:  Helsinki, Finland
  • Telephone number:  (09)47744079
  • CEO:  Jyri Lehtonen
  • E-Mail:  info(a)multibase.fi
  • Business ID:  23371584



  • We are developing a secure Web service for our client using MS Visual Studio environment (ASP.NET MVC). Ask for details!


  • We made an advanced solution for our client to produce e-invoices and direct payment billings in accordance with Finvoice standards. Contact us!


  • We made a demanding e-mail conversion for our customer, from Lotus Notes to Microsoft Oulook/Exchange.
  • In march Multibase Oy moved to new and bigger premises at Töölönkatu!
  • We have build several product based insurance applications for SQL Server environment.


  • We are building multiple product based systems for the insurance sector and taking part in the functions of production management. A comprehensive testing service is also an essential part of our application development.
  • Our education activity has extended to Oracle products with the inclusion of our OCP-consult.


  • We are building a .NET/ SQL Server solution for a multinational banking and financial corporation.
  • We are creating Internet based courses for Liikenneturva


  • We launch the Municipal Recidence Response Service
  • Jaakko Koskinen starts as the new fixed-term Customer Service Manager.
  • Multibase Oy – 10 Years!
  • Multibase_Oy_10_vuotta


  • We become a member of Microsoft Empower for ISVs – program. With this partnership we have always the latest application and software tools for development and testing environments in our disposal.
  • We have expanded into testing service, read about our testing service.