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Mimecast

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Read 229 Mimecast reviews and testimonials from customers, explore 220 case studies and customer success stories, and watch 34 customer videos to see why companies chose Mimecast as their Email Security Software

Mimecast delivers cloud-based email management for Microsoft Exchange, including archiving, continuity and security. By unifying disparate and fragmented email environments into one holistic solution that is always available from the cloud, Mimecast minimizes risk and reduces cost and complexity, while providing total end-to-end control of email. Founded in the United Kingdom in 2003, Mimecast serves more than 7,000 customers and 1.7 million users worldwide and has offices in Europe, North America, Africa and the Channel Islands.

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  • 229 Testimonials View
  • 220 Case Studies View
  • 34 Customer Videos View
Customer Rating Review Score based on 5743 reference ratings
4.7/5.0 (5743)
  • Fall 2025 Market Leader Security Awareness Training Software
  • Fall 2025 Market Leader Email Security Software

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229Testimonials

  • “At the very beginning, there was uncertainty about placing all of our email management offsite. But the feature set won us over. With one service, we could get not only …

  • “Without the Mimecast archive, I’d have to at least double my environment and hire more people. The hardware and support savings are huge.”

  • “Mimecast also provided us with investment protection on our existing hardware infrastructure. We kept our Exchange server and Outlook, and Mimecast simply took care of the more advanced email aspects. …

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220 Case Studies

  • Mimecast Supports The Ritz with Efficient, Secure Email Booking Service

  • Liberata reduce email costs and become compliant with Mimecast

  • Loose lips sink ships: Blue Label looks to Mimecast to keep sensitive …

219 more case studies currently locked

34 Customer Videos

  • Reminger Attorneys At Law Simplifies And Secures Office 365 Email With Mimecast
  • US Bioscience Company Enhances Their Resilience with Mimecast Web Security
  • The Geo Group Keeps Their Sensitive Data and Employees Secure with Mimecast Awareness Training
33 more videos currently locked

Additional Mimecast Information & Resources

Read Mimecast Reviews, Testimonials & Customer References from 229 real Mimecast customers.

Browse Mimecast Case Studies, Customer Success Stories, & Customer References from 220 businesses that use Mimecast.

Watch Mimecast Customer Videos to learn why 34 businesses chose Mimecast.