About Sipera
Sipera is a Technology company based in Richardson (United States) founded in 2003, and was acquired by Avaya in October 2011. Security and session border control for unified communications delivered. Sipera has raised $48.27 million across 6 funding rounds from investors including Avaya, S3 Ventures and Sequoia Capital. The company was acqui-hired. Its focus areas include Enterprise Infrastructure, Cybersecurity, Data Security and Secure Communication. Its legal entity is Sipera Systems Inc. Its competitors include Slack, RingCentral and Fuze; 3 of its 3 listed competitors have raised funding.
Company details
Sipera Systems provided session border controller (SBC) and security for unified communications systems including VoIP, SIP trunks, video conferencing, cloud-based communications, instant messaging and collaboration tools. Solution was deployed in-premise or on cloud. Technology employed encryption authentication and delivered communications privacy, regulatory compliance, communications proxying, and protection of the VoIP infrastructure. Acquired by Avaya and fully integrated in its existing solutions in 2011.
- Headquarters Richardson, United States
- Stage Acquired
- SectorsTechnology
- Website sipera.com
- Social LinkedIn
- Acquired by Avaya (Oct 2011)
- Legal Name Sipera Systems Inc
Funding Insights of Sipera
Sipera has successfully raised a total of $48.27M across 6 strategic funding rounds. The most recent funding activity was a Series C round of $10.03 million completed in May 2010. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $48.27M
- Total Rounds 6
- Last Round Series C — $10.03M
- First Round $6.3M
(Feb 2005)
- Investors Count 5
All 6 funding rounds of Sipera with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| May 2010 | $10.03M | Series C | – | S3 Ventures | |
| Feb 2010 | $2M | Series C | – | – | – |
| Aug 2009 | $6.74M | Series C | – | – | – |
| Oct 2007 | $10M | Series C | – | – | |
| Mar 2006 | $13.2M | Series B | – | – | |
| Feb 2005 | $6.3M | Series A | – | – |
6 investors in total: 6 institutional.
Investors in Sipera
Sipera has secured backing from 6 investors, including venture fund and institutional investors. Prominent investors backing the company include Avaya, S3 Ventures and Sequoia Capital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Venture capital investments are provided to Texas-based startups. | 2005 | s3vc.com | Austin, United States | |
Sequoia Capital is engaged in venture capital investments. | 1972 | sequoiacap.com | ||
Venture capital investments in Texas-based companies. | austinventures.com | |||
| duchtech.com | ||||
Early & late stage sector-agnostic VC firm investing in the US, Asia and Middle East | star-ventures.com | Herzliya, Israel | ||
Cloud-based unified communication software is delivered for businesses. | 2000 | avaya.com | Durham, United States |
Investor details for Sipera
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
Timeline of Sipera
4 dated milestones of Sipera across 8 years, from founding to its latest funding, stage changes and deals.
- Founded Sipera is founded.
- Funding First funding round of $6.3M.
- Funding Latest funding round, Series C, of $10.0M.
- Exit Acquired by Avaya.
Competitors of Sipera
Sipera has 3 listed competitors in our database, 3 of them funded. They include Slack, RingCentral and Fuze.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| slack.com | 2009 | San Francisco, United States | $1.22B | 1,820 | Cloud-based team communication and collaboration platform is provided. | |
| ringcentral.com | 1999 | Belmont, United States | $44M | 4,084 | Cloud-based unified communication solutions are offered to diverse sectors. | |
| fuze.com | 2006 | Boston, United States | $542.81M | 771 | Fuze, under 8x8, Inc., is recognized for providing cloud-based communication and customer experience solutions. |
Detailed competitors of Sipera
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Top companies in Enterprise Collaboration & Video Tools
3 companies that operate in the same segment as Sipera (Enterprise Collaboration & Video Tools) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud-based team communication and collaboration platform is provided. | 2009 | San Francisco, California, United States | USD 1.22 B | 2,555 | ||
Collaborative platform for design prototyping and feedback is provided. | 2012 | San Francisco, California, United States | USD 748.62 M | 2,877 | ||
AI-based platform for secure collaboration and content management is utilized. | 2005 | Redwood City, California, United States | USD 692.63 M | USD 1.18 B | 4,447 |
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Frequently Asked Questions about Sipera
Sipera was founded in 2003 and raised its 1st funding round 2 years after it was founded.
Sipera is headquartered in Richardson, United States. It is registered at Richardson, Texas, United States.
Sipera is a funded company, having raised a total of $48.27M across 6 funding rounds to date. The company's 1st funding round was a Series A of $6.3M, raised on Feb 2005.
Sipera Systems provided session border controller (SBC) and security for unified communications systems including VoIP, SIP trunks, video conferencing, cloud-based communications, instant messaging and collaboration tools. Solution was deployed in-premise or on cloud. Technology employed encryption authentication and delivered communications privacy, regulatory compliance, communications proxying, and protection of the VoIP infrastructure. Acquired by Avaya and fully integrated in its existing solutions in 2011.
Sipera's top competitors include Slack, RingCentral and Fuze.
Sipera has 6 investors. Key investors include Avaya, S3 Ventures, Sequoia Capital, Austin Ventures, and Duchossois Technology Partners.
Sipera operates through Sipera Systems Inc.
Yes. Sipera was acquired by Avaya in October 2011.