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Astaro is a network security company based in Karlsruhe, Germany, and Burlington, Massachusetts, that develops unified threat management software and hardware appliances. The organization provides integrated firewall, antivirus, and web filtering solutions designed to protect small and medium-sized business IT infrastructure against viruses, spam, and hacking. Prior to its acquisition, the business scaled to approximately 220 employees and generated $56 million in annual revenue during 2010. Operating through a global network of over 3,000 resellers, the platform secured more than 100,000 networks for 47,000 customers across 60 countries under the leadership of executives including Vice President Bob Darabant. British cybersecurity firm Sophos acquired the enterprise in May 2011, subsequently integrating the core technology into its own product line as Sophos UTM. Astaro was founded in 2000 by Jan Hichert, Markus Hennig, and Gert Hansen.
Astaro has raised $13.0M across 2 funding rounds.
Astaro has raised $13.0M in total across 2 funding rounds.
Astaro was a cybersecurity company (UTM/network security appliance maker) founded in 2000 that built unified threat management products for SMBs and distributed through channel partners; it was acquired by Sophos in 2011 and its UTM product line was integrated into Sophos’ portfolio[3][2].
High-Level Overview
Origin Story
Core Differentiators
Role in the Broader Tech Landscape
Quick Take & Future Outlook (historical/forward-looking in context)
Key sources: contemporaneous reporting on Astaro’s business and Sophos’ acquisition in 2011, industry summaries and company profiles documenting Astaro’s product focus, deployments and channel strategy[3][2][5].
Astaro has raised $13.0M in total across 2 funding rounds.
Astaro's investors include 645 Ventures.
Astaro has raised $13.0M across 2 funding rounds. Most recently, it raised $7.0M Series B in April 2004.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Apr 1, 2004 | $7M Series B | — | 645 Ventures | Announced |
| Apr 1, 2003 | $6M Series A | — | 645 Ventures | Announced |