A system and method for storing workgroup objects on a file-system based data store in a workgroup server is disclosed. The present invention implements a file-system based workgroup system in which a workgroup object is stored in one or more files. The present invention further includes a workgroup object list comprising object identifiers, each object identifier uniquely mapping to a workgroup object and each object identifier including a property of the workgroup object based on which the workgroup object list is sorted.