In the post conflict environment, disbanded armed groups and militias maintain a “clan” affiliation with their ex-fighting colleagues. Generally marginalized from the rest of society and accustomed to violent conflict resolution, their crime rates frequently escalate after the official end of war. Where the police are not sufficiently effective and resources are limited, these ex-combatant nonstate actors may have a part to play as local law enforcement groups in unarmed crime prevention and investigation. This article analyzes arguments for and against donor support and development of such nonstate actors as providers of public goods and services.