Kassavirtanen Oy Contact us I'm not a robot Δ Customer service Tel. 020 734 6905 E-mail: asiakaspalvelu@kassavirtanen.fi Our customer service is open mon-fri 9:00-16:00. We will answer to your questions via Chat within 24 hours. OUR EXCEPTIONAL OPENING HOURS: 6.12. Independence Day (closed) 26.12. Boxing Day (closed) 6.1. Epiphany (closed) ADDRESS Salomonkatu 17 B, 9th floor. 00100 Helsinki BUSINESS-ID 2803711 - 2