An information processing system in which a client uses an information processing apparatus that is managed by an apparatus manager, includes a management unit that manages client information including a contact address of a client; an acquisition unit that acquires a notification content from an apparatus manager; a specification unit that specifies a contact address of a client that uses an information processing apparatus that is managed by the apparatus manager from which the acquisition unit has acquired the notification content, on the basis of the client information that is managed by the management unit; and a notification unit that gives a notification about the notification content acquired by the acquisition unit to the contact address of the client specified by the specification unit.