Telestax’s Restcomm is an Open Source Real Time Communications Platform for Web and Mobile Developers to build and scale Voice, Video, and Messaging Applications


Our mission is to remove complexity from the traditional telecom infrastructure and in the process create a mainstream market for communication apps.
Open Source is at the core of everything we do and is the foundation of our history and company culture. It is important to note that the entire company and all contributors to the platform have worked in an open and distributed manner from day one – when we say Open Source, we truly mean it.


Ivelin Ivanov



Co-Founder and CEO

Ivelin is a technology entrepreneur who founded Mobicents, an Open Source VoIP Platform, to help create, deploy, and manage applications integrating voice, video and data. He is the co-founder of TeleStax, the company behind Restcomm – the #1 Communications Middleware Platform. An early investor in multiple start-ups, he still finds time to contribute to open source projects. Before Telestax, Ivelin was Director R&D at JBoss / Red Hat.

Co-Founder and COO

Amit is a Co-Founder of TeleStax Inc (initiator of Mobicents Project) and Open Source enthusiastic. He has a deep understanding on Telco (MNO, MVNO, MVNE, IMS, LTE etc). He is also a member of JSR 309 Expert Group. In addition he has contributed to many other open source project like Hibernate Tools, JBoss AS, Netty, JGroups, IzPack etc to name a few. Amit has conducted world wide trainings on Open Source projects and has delivered consulting projects to many organizations.

Co-Founder and CTO

Jean co-founded Telestax, and in addition to his role as CTO, also runs the companies operations in EMEA. An experienced senior engineer and well known industry figure, he held roles at JBoss / Red Hat and Alten before joining Telestax. Jean was also a member of the Core Implementation Team at Mobicents, the first and only Open Source VoIP Platform certified for JAIN-SLEE 1.0.

Kevin Nethercott,  VP Business Development
VP Business Development

Kevin has over 25 years of experience in launching companies and doing business development globally. His focus has been in the Unified Communications, VOIP and WebRTC spaces. Kevin’s leadership has forged successful strategic relationships with leading companies like Microsoft, NEC, Hitachi, Cisco, IBM, Amazon and NTT. He has forged new and creative business models in global regions such as Japan, Kenya, India, Korea, Spain, Malaysia, Philippines and the US.