Mailfence is not just a secure and private email service that values email privacy. It is also an extremely rich platform in terms of features required by organizations. Secure group collaboration and document storage are also offered by Mailfence. Free tier customers get 250 MB of storage for secure email hosted in Belgium.
Mailfence is a web-based email service that offers OpenPGP based end-to-end encryption and digital signatures. It was launched in November 2013 by ContactOffice Group, which operates an online collaboration suite for universities and other organizations since 1999.