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Updated November 2023.

About Mimecast

Company Overview
Since 2003, Mimecast has stopped bad things from happening to good organizations by enabling them to work protected. We empower over 40,000 customers to mitigate risk and manage complexities across a threat landscape driven by malicious cyberattacks, human error, and technology fallibility. Our advanced solutions provide proactive threat detection, brand protection, awareness training, and data retention capabilities evolving workplaces need today. Mimecast transforms email and collaboration security into the eyes and ears of organizations worldwide.
Company Size 652 UK-based Employees
INDUSTRY Information Technology
Mimecast Head Office

London, United Kingdom

Employee Demographics

  • <2 years - 39%
  • 2-5 years - 32%
  • 6-10 years - 23%
  • 11-15 years - 6%
  • 16-20 years - 1%

Company Culture at Mimecast

The employee experience below at Mimecast, compared to a typical company.

83% of employees at Mimecast say it is a great place to work*, compared to 54% of employees at a typical UK based company.
Typical Company
*Responses to the statement “Taking everything into account, I would say this is a great place to work.” vs. a typical UK company.


This is a physically safe place to work.


People here are treated fairly regardless of their sexual orientation.


I am able to take time off from work when I think it's necessary.


When you join the company, you are made to feel welcome.


Our facilities contribute to a good working environment.

Working at Mimecast

Mimecast Community Resilience Program
Mimecast Wellbeing Program
Mimecast Community Resilience Program
Mimecast Celebration Culture
Mimecast Wellbeing Program

Best Workplaces Lists

Great Place To Work® is proud to recognise Mimecast on the following Best Workplaces Lists.

Interested in a career at Mimecast, or just want to know more?

To discover what sets Mimecast apart and explore relevant career opportunities, take a look at their website.

Visit Their Website

How to earn Great Place To Work Certification

Watch this pre-recorded 5-minute webinar to learn the process for earning Great Place To Work Certification™

Certification Webinar