A method and apparatus for task-based allocation of services at an incident scene include determining assignments for a plurality of users at the incident scene, each of the plurality of users comprising a mobile device; identifying a group of the plurality of users performing a similar function near one another or at a same area; determining if the group is likely to be separated from a wireless local area network at the incident scene; and, in response to determining that the group is likely to be separated from the local area network, allocating service instances on at least one mobile device associated with the group.