Isolation enforced by the database engine, a phone system of your own, and no copies of your records.
We'd rather tell one with a name, a scope and a period than show six logos that mean nothing. The others will arrive with their written permission.
Sosmatic provides technical support with real call volume. They measured quality the way almost everyone does: by listening to whatever calls there was time to listen to.
A straight conversation about your volume, your channels and where to start. No generic proposal.