[ev1]

> trusted solution from a trusted company that gives me the ability to conduct serious work and send/receive sensitive business data over a variety of connections in a secure way

> which would put me in the position of having to whitelist an entire coworking space or coffee shop when I need to tell an external service how to allow my computer to connect

Zscaler. Not b2c. Does exactly what you are trying to do, including private connections to third parties (and services "behind VPN" onprem). Not blacklisted/banned from major random sites for spam, etc.