SIApay is an Italian payment institution part of the Nexi group.

As a Principal Member of the main national and international payment circuits (Bancomat, VISA, Mastercard, Union Pay and JCB), it offers POS acceptance (acquiring) and card payment services (issuing) both directly to its own customers and in partnership with banks and financial institutions (associate model).

Moreover, thanks to an agreement with Poste Italiane (Italian Post Office), SIApay offers citizens the possibility of paying postal bills through distribution channels - both physical and virtual - managed by banks or by the large organised distribution network. Services for topping up travel tickets complete SIApay's offer in the field of payment services.

The company also offers the development, marketing (sale and/or rental) and management/maintenance of IT products and services relating to payment instruments and, more generally, to connection to electronic circuits.

Finally, SIApay offers connectivity services (Dial-Up, GPRS, VPN and TLS) for POS networks and infrastructure services (so-called TCS) for the concentration, delivery and monitoring of payment transactions generated by these networks.