I’d expect even small scale legal firms to have their own domain name with email these days, but even then that doesn’t guarantee anything.
If you have a subscription to either MS or Google’s business suite, you can get custom domain email for basically the cost of registering the domain name.
The only way I see your data not touching any US cloud provider is with a tech-savvy and privacy-conscious lawyer, and I suspect those are rare.
Large firms may also still have their own infrastructure, but those are probably expensive as hell.
I’d expect even small scale legal firms to have their own domain name with email these days, but even then that doesn’t guarantee anything. If you have a subscription to either MS or Google’s business suite, you can get custom domain email for basically the cost of registering the domain name.
The only way I see your data not touching any US cloud provider is with a tech-savvy and privacy-conscious lawyer, and I suspect those are rare. Large firms may also still have their own infrastructure, but those are probably expensive as hell.