Mimecast, a privately owned company headquartered in the UK, was founded in 2003. With approximately 2,140 employees, the company operates in the computer and network security sector, specializing as a fraud prevention provider.

Revenue

Founded

2003

Headcount

2,463

Headquarters

United Kingdom

Primary Segment

Computer and Network Security

Ownership

Privately Owned

News Summary:

On October 2, 2026, Mimecast highlighted its Field CISO, Beth Miller, a 20-year cybersecurity veteran recognized for transforming human risk into a competitive advantage by integrating cybersecurity behavioral insights and business resilience. Miller previously served as a U.S. government intelligence officer. Earlier, on September 30, Mimecast Germany GmbH released its State of Human Risk Report 2026, which revealed that 69 percent of respondents expect AI-powered attacks within twelve months, with only 40 percent feeling fully prepared; the company's Agent Risk Center aims to bring transparency to AI tools, their activities, and access rights. This followed the company's announcement on September 28 of a new partnership with First Distribution, an African value-added distributor, to offer Mimecast’s integrated cyber resilience platform to partners across Africa, intending to bolster protection against evolving cyber threats across email, data, and AI-powered environments. On September 25, Mimecast explored the integration of its platform with Zscaler and CrowdStrike on AWS, designed to provide security teams with shared visibility and coordinated response capabilities across the modern attack surface. Previously, on September 24, Mimecast’s CEO discussed the company’s evolution in cybersecurity, from its founding in 2003 by Peter Bauer and Neil Murray to secure email in the cloud, to its current focus on agentic AI.
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