A system is provided that performs event management operations. The operations include receiving a request to manage an event on behalf of an event sponsor identity associated with an event sponsor, the request including event information including a description of the event, invitee identities associated with invitees to the event and invitee contact information associated with the invitees, generating an event invitation message including the description of the event and an instruction for responding to the event invitation message, directing the event invitation message to be sent to the invitee contact information associated with the invitees, determining that responses to the event invitation message have been received from a set of the invitees, generating an event update message based on a sorting of the responses from the set of the invitees, and directing the event update message to be sent to sponsor contact information associated with the event sponsor.