Avoin.Systems Oy

    2349368-8

    +358 457 820 4374
    sales@avoin.systems

    Kuortaneenkatu 2
    00510 Helsinki

    Sales & new projects

    +358 457 820 4374
    sales@avoin.systems

    Calls are recorded to our system to improve our operations.

    Customer service

    If you have a support contract with Avoin.Systems, you may leave a ticket to: tuki@avoin.systems

    Invoicing

    EDI/OVT number
    003723493688

    E-invoice operator
    003721291126
    (if bank as an operator: DABAFIHH)

    Arrival instructions

    Our office is located at the corner of streets Kuortaneenkatu and Elimäenkatu.

    From outside you will see the white facade of the building. Step in from the main entrance.

    Call us from the lobby, and we’ll come to pick you up to our office!