Rent a VPS in some democratic country. Run your postfix, dovecot, SOGo or RoundCube, for chat use ejabberd or other XMPP server, use owncloud or other similar piece of software. Or there are preconfigured GNU/Linux distributions which give you these features out of the box (but I usually configure these packages myself).
Ad TLD: there are many national TLDs, grab any, but choose carefully the company where you register it (someone outside USA).
Ad TLD: there are many national TLDs, grab any, but choose carefully the company where you register it (someone outside USA).