Earlier quoted context omitted.
How about FastMail? They have a stellar email service. They also offer contacts and calendars, though I don't personally use those (I use iCloud for that).
Wasn't there a privacy problem because of the Australian encryption law [1] and the company being based in Australia? [1] https://news.ycombinator.com/item?id=18636076
If you want secure, you wouldn’t be using email in the first place.