236/02.08.03/2026 / Maintenance services for voice and customer service platforms and related additional services, products and licences

Summary

The procurement covers maintenance, expansion and development of existing voice and customer service platforms, together with related additional services, products and licences. The solutions mainly consist of products offered by the Mitel Group, including telephone exchange and contact centre systems. Istekki Oy will select one supplier. The quantities stated in the procurement documents are estimates, and the contract does not impose a minimum purchase obligation. Tenders must be submitted by 7 September 2026 at 11:00 UTC; detailed participation and technical requirements must be checked in the tender documents.