Who we are

PortSIP delivers all-in-one modern unified communications solutions to service providers, enterprises, and critical infrastructure sectors globally. Clients of PortSIP include HPE, Qualcomm, Agilent, Keysight, CHUBB, Netflix, Nextiva, FPT, Panasonic, Softbank, Telstra, T-Mobile, Siemens, BASF, Queensland Rail, and others. We engage deeply with our customers, helping them modernize their communications for improved competitive positioning and business outcomes in today’s smart, always-on, and data-hungry world.

Our innovative, end-to-end solutions portfolio delivers unparalleled scale, performance, and agility, including core-to-edge software-centric solutions, cloud-native offers, leading-edge security, and analytics tools, along with IP networking solutions for 5G.

What we provide


PortSIP PBX is a software based Multi tenant PBX that offers collaboration solutions for Unified Communications, easy to handle 10K concurrent calls per server, design for on-premise and Cloud. 


PortSIP UCaaS is a business collaboration solution which designed for large service providers, it's managed by Kubernetes, easy to scale to support more than 1M+ users, to satisfy all the Unified Communications-critical and IoT features. 


Industry-leading, secure, scalable virtual and cloud native SBC. Extensive Portfolio to Secure Unified Communications, Contact Centers, WebRTC, Microsoft Teams Direct Routing, and More.


PortSIP VoIP SDK is a cross-platform SIP SDK for developing unified communications client, designed for APP developers, system integrators, chipset vendors, device manufacturers and service providers looking into accelerating development of IP-based voice and video over IP and LTE (VoLTE and ViLTE) for mission-critical Apps with short time to market.

Client App/Softphone

PortSIP Softphone is a unified communication client built on PortSIP VoIP SDK. It provides enterprises and personnel with seamless communications experience across any device, network or platform.

Become partner with PortSIP and join the booming Unified Communications market.