CounterMail - Countermail is a web-based email service. It is hosted in Sweden. Its focus is on privacy.
Canary Mail - Privacy-aware email app for Mac & iOS
Webmail.ca.za - Free email, file storage, sms and more.
Polymail - Native email app for email productivity.
eclipso Mail Europe - Privacy first. Your Email. Your Cloud. Your Office. Simplify your life with eclipso, the safe & central place to organize and share your emails, photos, files, contacts, calendar events and more.
HEY - Email at its best, new from Basecamp.