I.e. more than a business unit sponsor or champion
Executive Sponsor's critical responsibilities
1. Owns individual project Business Cases
Ensuring alignment with corporate strategy
And the practical needs of the business operations
2. Updates the Business Case if/when business conditions change
3. Participates in optimum project portfolio selection
4. Ensures metrics are established and used
5. Makes sure Business Units harvest the benefits
6. Assigns responsibility to a Business Analyst