Mimecast is a British cloud-based software company that specializes in enterprise email management and security services. Founded in 2003, it has grown into a comprehensive provider of risk management and cloud security solutions, with headquarters in London and offices around the globe. Mimecast primarily serves small and medium-sized enterprises (SMEs) that rely heavily on email. The company offers a variety of services, including email security and threat protection, cloud archiving, email continuity, information protection, and data backup. It also provides tools for insider risk management and data governance, along with security awareness training programs. Mimecast operates on a subscription model, charging customers a fee per user per year for access to its services. With over 10,000 corporate customers worldwide, Mimecast has established a strong presence across various industries, including healthcare, financial services, legal, and government sectors. Recent developments include strategic acquisitions to enhance its capabilities and the launch of new products aimed at improving email security and management.