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Astaro

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Karlsruhe, GermanyFounded 2000Cybersecurity
Valuation $25–50M Last recorded · 2004
Revenue $100–500M Latest reported FY
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About Astaro

In 2000, in Karlsruhe, Germany, a team including Markus Hennig, Jan Hichert, and Gert Hansen founded Astaro. They recognized that businesses were struggling to manage a complex web of separate security products. Their solution was to develop a line of network security appliances and software, the Astaro Security Gateway. This product integrated nine security applications—covering web, email, and network security—into a single platform with one management interface. The company focused on building what would become known as the Unified Threat Management (UTM) market. Astaro offered its products as software, virtual appliances, or physical hardware, providing flexibility for its customers. By 2011, Astaro had grown significantly, protecting over 100,000 networks for 47,000 customers across more than 60 countries. This success attracted a major player in the cybersecurity space. In May 2011, the British security firm Sophos announced its intention to acquire Astaro for an undisclosed sum. At the time, Astaro was the fourth-largest UTM provider. The acquisition, completed in July 2011, aimed to combine Astaro's comprehensive network security with Sophos's endpoint protection, creating a more integrated defense for businesses. The Astaro Security Gateway was subsequently rebranded as the Sophos UTM.

Source: Dealroom company data

At a glance

Founded
2000
Headquarters
Karlsruhe, Germany
Sector
Cybersecurity

Investors

2 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A2 investors entered at this stage

Team profiled 7 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇩🇪 Germany · Karlsruhe HQ
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Market sentiment

Posts on X, past 7 days

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