Perennial Autonomy has secured a $500M counter-drone contract from JIATF 401 Contract will expand deployment of low-cost drone interceptors for warfighters AI-enabled drone interceptors will support layered battlefield air defense Perennial Autonomy has received a potential $500 million contract from Joint Interagency Task Force 401 to provide support for enterprisewide counter-unmanned aerial system, or C-UAS, operations.