For corporate communication where there is e2e encryption, the e2e protects the communication from viewing by the telecoms or similair, but the business is fina

For corporate communication where there is e2e encryption, the e2e protects the communication from viewing by the telecoms or similair, but the business is final party and the admin is the agent of the business and can use the final message as the business sees fit. This of course depends on the structure of the communication, but for many industries, it is required by law to be able to produce communication upon request, and not doing so would be a crime.