A group management apparatus is configured to manage a plurality of air conditioning facilities installed in a plurality of buildings as a plurality of groups. The group management apparatus includes an obtaining section configured to obtain operational data of the air conditioning facilities through a plurality of control units disposed in the buildings on a one-to-one basis, and an extracting section configured to extract one or more groups satisfying predetermined conditions from the groups based on a plurality of assessment perspectives. The control units are configured to control the air conditioning facilities within the buildings. A group management system includes the group management apparatus and the control units.