Yes: 500 to 50,000 people, one shared brain. Big companies leak money in the gaps between departments; Heidi is one memory across the stack, with permissions, full logs, and control over what the AI may do.
The enterprise promises are the trust features: who can see what carries over from every system, a full log of what the AI did and who allowed it, and the AI never doing more than you allowed.
Compliance gets receipts instead of assurances: every action has evidence, every answer has a source.