This Is Our Story.

Sipwise develops open source based software, delivers core telecom switching infrastructure to replace existing legacy infrastructure and enables new over-the-top (OTT) services for telecom operators.

Focus

Our focus is on the design, development and integration of carrier-grade, next-generation communication Voice over IP platforms (VoIP). We offer Class 5 and Class 4 Softswitch solutions with Cloud PBX, WebRTC and mobile App modules.

Our offer to Communication Service Providers (CSPs) stands out with an unbeaten price-to-performance ratio, ease of integration in the CSPs technical, OSS and BSS infrastructure and, not to mention, outstanding flexibility. We serve Telcos and Internet Service Providers (ISP) in Europe, Africa and America, key industry references trust our excellent team.

In the rapidly growing market of Internet communications, VoIP has become a core service for ISPs. For implementing these new game-changing services, strong partners are needed, who really understand their market.

Our Sipwise management team and their engineers have deep academic and practical experience in the area of highly available Internet and voice services as well as complex soft- and hardware solutions.

The Sipwise team develops software solutions that are among the most widely used in the Telco community and contribute significantly to industry-standard open source SIP software. We also provide years of experience in developing and operating large-scale Internet service platforms, including the design and complex integration into OSS and BSS ecosystems.

History

2008
founded as an engineering company with focus on NGN communications technology
2009
first deployments of C5 residential soft switches at medium-sized customers
2009
establishment of new headquarters near Vienna
2010
launch of the small-scale C5 turn-key platform for small operators up to 50k lines
2011
launch of Sipwise Community Edition, an Open Source software-only release of the C5 turn-key platform
2011/12
first equity funding round with Austrian venture capitalists “SpeedInvest” and “Tecnet”
2012
more than 1 million lines in service
2013
launch of the CPBX unified communications platform and the C4 soft switch
2013/14
break-through on the German VoIP T2/3 market conquering a leading market position by winning several light house accounts
2015
release of RTC:engine for cloud communication solutions
2016
business expansion to Latin America

Our Sipwise philosophy is to establish trustful and sustainable relationships with our customers, empowering them to increase productivity, profitability and to simultaneously decrease operational costs significantly. By introducing new services and technologies Sipwise supports CSPs to:

  • offer new converged services and enable the integration of cutting edge technology and applications
  • increase capacities and efficiency with fewer systems and applications to maintain
  • improve quality of service and to make growth easier and boost innovation
  • decrease cost of traditional telephony networks and utilize existing network infrastructure for voice and data services to the best