Immemorial Coalescence Administration is the administrative branch and the highest authority within the Immemorial Coalescence. It is responsible for overseeing the administrative functions of the Immemorial Coalescence, including financial management, human resources, organizational planning, and operational logistics. This includes ensuring that the organization is financially sustainable, recruiting and retaining qualified staff, implementing policies and procedures, and managing the day-to-day operations of the organization.

As the highest authority within the organization, the Immemorial Coalescence Administration has ultimate power and decision-making authority. They work closely with other spheres to set the strategic direction of the organization and make critical decisions about resource allocation, organizational structure, and operational priorities.