Mimecast
About
Email security, archiving, and cyber resilience platform used by 40,000+ organizations globally. Owned by Permira since 2022. Cloud Gateway (SEG) and Cloud Integrated (API-based for M365) provide multi-layered email threat protection including anti-phishing, anti-spoofing, URL rewriting, and attachment sandboxing. Email continuity — giving users access to recent email during an outage — is a unique differentiator versus Proofpoint and Abnormal. The Incydr product (acquired from Code42) adds insi...
Details
VenSearch Intelligence
Ideal Customer
- Mimecast targets organizations across all size segments — SMB, mid-market, and enterprise — and actively maintains dedicated sales motions for each.
- However, its strongest heritage and deepest product fit is in mid-market and enterprise organizations that rely heavily on email (Microsoft 365, Google Workspace, on-premises Exchange) and face regulatory compliance requirements.
Key Differentiators
- Mimecast differentiates primarily on its positioning as a unified Human Risk Management (HRM) platform that spans email security, insider risk, security awareness training, and behavioral AI — consolidating capabilities that competitors deliver only as point solutions.
- Its dual-deployment model (Cloud Gateway SEG and Cloud Integrated API) allows it to serve both traditional and modern Microsoft 365 environments without requiring MX record changes, a key flexibility advantage.
Industries Served
- Mimecast serves a broad range of industries with particular depth in financial services (its single largest industry vertical), healthcare, legal/law practices, insurance, construction, government (federal, state, and local), education (K-12 and higher education), and professional services.
- The company offers industry-specific compliance support for healthcare (HIPAA/HITECH), financial services (FINRA, SEC 17a-4), and government (FedRAMP-authorized solutions).
Service Coverage
- Mimecast operates globally, serving more than 42,000 organizations and 27 million users across more than 100 countries.
- The company maintains 13 global offices spanning North America, Europe, the United Kingdom, Africa, Australia, Singapore, and India, and has been actively expanding into new markets including Italy, Spain, Mexico, Switzerland, France, Singapore, Hong Kong, Malaysia, Philippines, and Indonesia.
Partnerships
- Mimecast maintains an extensive technology alliance ecosystem with over 100 integration partners and more than 60+ pre-built integrations, including deep partnerships with Microsoft (Microsoft 365, Sentinel, Defender for Endpoint, Purview, Teams), Google (Google Workspace, Google Drive, Google Security Operations SOAR), CrowdStrike (Falcon EDR, Foundry SOAR, LogScale SIEM), Splunk, Palo Alto Networks, Okta, Netskope, Rapid7, IBM Security, ServiceNow, SentinelOne, Exabeam, and Secureworks.
- On the channel side, Mimecast operates the Partner ONE MSP Program for managed service providers, offering performance-based incentives, MSP APIs, dedicated support, and a multi-level certification program.
Company Size & Ownership
- Mimecast was founded in 2003 by Peter Bauer and Neil Murray and currently employs approximately 2,000–2,400 people worldwide across 6 continents.
- Estimated annual revenue is in the range of $674M–$830M+ based on third-party tracking, with the company reporting its strongest-ever expansion year in FY2024.
Compliance & Certifications
- Mimecast holds an extensive certification portfolio including ISO/IEC 27001:2022 (information security), ISO/IEC 27701:2019 (privacy), ISO 22301:2019 (business continuity), ISO/IEC 42001:2023 (AI management), ISO 14001:2015 (environmental), SOC 1 and SOC 2 Type II, HIPAA, HITECH, TISAX, Cyber Essentials and Cyber Essentials Plus, FIPS 140-2, and ENS.
- For government use, the Incydr product line carries FedRAMP authorization at the Moderate impact level (authorized December 2020) and aligns with NSA Zero Trust principles and Cybersecurity Executive Order requirements.
Compiled from public sources by VenSearch · Last researched October 14, 2026
Offerings
4 offeringsIncydr Insider Risk Management
Monitors and responds to insider threats — data exfiltration, unauthorized access, policy violations — across endpoints, cloud storage, and email. FedRAMP authorized (Incydr federal environment).
Mimecast Cloud Gateway
Secure email gateway (SEG) that routes all inbound and outbound email through Mimecast's cloud infrastructure for threat detection, filtering, and continuity. Supports Microsoft 365, Google Workspace, hybrid, and on-premises Exchange environments.
Mimecast Cloud Integrated
API-based email security for Microsoft 365 that augments native Microsoft Defender without MX record changes. Detects BEC, account takeover, and advanced phishing using behavioral AI on historical email data.
Security Awareness Training
Phishing simulation and security awareness training platform with automated campaigns, customizable content, and risk scoring by employee. Complements email security to address the human layer of phishing attacks.
Considering Mimecast?
Our team will work with you to determine if Mimecast is the right fit for your organization. From research and assessment through procurement negotiation and ongoing vendor management — we handle the entire process at no cost to you.