The Tech Org Accountability Chart makes clear who owns each part of the technology function.

Accountability Chart

Function or systemOwnerOperatorDecision rightEscalation
Core systems (ERP, CRM, accounting, field-service)
Infrastructure (network, servers, devices, cloud)
Security (identity, backups, cyber, incidents)
Data (quality, reporting, access)
Vendors (each major relationship)
Support (help desk, user support)
Technology strategy (roadmap, budget, decisions)

System Ownership Map

SystemOwnerOperatorDecision rightEscalationBackupNotes

Escalation Paths

AreaFirst callThenOwner informed
Core systems down
Security incident
Vendor failure
Data or reporting issue