There are minimal resources available online that provide a variety of unique services for Email archiving and recovery. Many only offer one specific service and specialize only in that.

Mimosa Systems provides a large selection of services includes information immediacy and discovery and continuity for the new generation of critical enterprise information.

Mimosa Systems delivers next generation information management solutions that offers unify archiving, data protection and disaster recovery in one solution. Mimosa System's next-generation information management solutions help transform everyday business processes as well as drive benefits across the organization, from CXOs to legal, HR to IT, and most importantly to employees.

A great resource for email archiving services as well, Mimosa Systems has been a leader in providing information management services.