Hushmail - Full-featured email service with integrated security to safeguard your data.

NeoCertified Secure Email - NeoCertified is a solution that provides secure email encryption for businesses and organizations across all industries, including healthcare, finance, legal, non-profit and education.

ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.

Virtru - Virtru is your data privacy force field, wrapping and protecting emails and files wherever they're shared. Easy-to-use data security software for business. People also askIs Virtru Hipaa compliant?

Proofpoint Email Encryption - As email is the preferred medium for business communications, preventing confidential information from being leaked in outbound email messages must be a top priority in order to lower the risk of a data breach.

Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.