A system and method for multi-channel communications that includes receiving an initiating communication triggering establishment of a conversation associated with a set of participant endpoints, wherein the set of participant endpoints comprises of participant endpoints from at least two distinct communication channels; configuring a set of intermediary endpoints for communications between at least a subset of the set of participant endpoints on different communication channels; and for each communication of the conversation, transmitting communications to a receiving set of participant endpoints through the configured intermediary endpoint.