What is Sipera Systems?
Sipera Systems operates as a global authority in the secure deployment of IP-based business communications. The company specializes in providing comprehensive security products for Unified Communications, including VoIP, SIP trunking, video conferencing, and cloud-based collaboration tools. By addressing critical vulnerabilities such as toll fraud, identity theft, and denial-of-service attacks, Sipera enables enterprises and service providers to accelerate their digital transformation projects by up to one-third. Their technology is pre-integrated with leading UC vendor solutions, ensuring seamless protection across complex network environments.
How much funding has Sipera Systems raised?
Sipera Systems has raised a total of $39.7M across 4 funding rounds:
Series A
$6.3M
Series B
$13.2M
Series C
$10M
Unspecified
$10.2M
Series A (2005): $6.3M with participation from Austin Ventures and Star Ventures
Series B (2006): $13.2M led by Steamboat Ventures, Austin Ventures, and Star Ventures
Series C (2007): $10M supported by Duchossois Technology Partners, Austin Ventures, and Star Ventures
Unspecified (2010): $10.2M featuring Steamboat Ventures, S3 Ventures, Austin Ventures, and Star Ventures
Key Investors in Sipera Systems
Austin Ventures
A Texas-based investment firm with over 30 years of experience, focusing on early-stage and middle-market companies to build long-term business value.
Steamboat Ventures
A venture capital firm that invests in early to growth-stage companies within the technology, media, and consumer sectors to foster market leadership.
S3 Ventures
The largest venture capital firm focused on Texas, providing patient and flexible capital to startups in business technology and digital experience sectors.
What's next for Sipera Systems?
With the support of its strategic partners, Sipera Systems is well-positioned to capitalize on the ongoing shift toward cloud-native and mobile-first communication architectures. The company's focus remains on expanding its footprint in the enterprise security market, leveraging its unique position as a provider of Common Criteria certified UC security. Future growth will likely center on deepening its integration capabilities with emerging collaboration platforms and enhancing its threat intelligence offerings through the VIPER Lab. As organizations continue to prioritize secure, borderless communication, Sipera's ability to provide controlled and simple deployment models will be a key differentiator in maintaining its competitive advantage.
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