Voxbone S.A. is a global communication as a service (CaaS) company that is a wholly owned subsidiary of Bandwidth, Inc., with offices in locations including Brussels, London, San Francisco, Austin, Simi Valley, Dublin, Singapore and Iași.

[1] Voxbone enables telephony applications such as conferencing platforms and call centers to send and receive phone calls, text messages and faxes in 60+ countries making up 93% of global GDP,[2] with the company’s services accessed through a web platform or REST API.

[4] Voxbone customers include Uber, Zoom, Skype, Dialpad, 8x8, Deutsche Telekom, Telefonica, NTT, Level(3) and Orange.

[8] As a consultant for telecom operators, Ullens noticed the growing demand for phone numbers from other countries and decided to create the business.

Customers are charged according to their peak simultaneous sessions globally (vs. total minute usage per country, or geographical origin of calls, in traditional models).