The black Helicopter (N355AG) seen at the beginning is a 1982 Aerospatiale AS 355F1 Rotorcraft owned by Hover-Views Unlimited Inc Syosset, NY, USA.
The Capricorn Killer is a cold case from Elizabeth's days as a profiler, before the task force. Reddington turned himself in (Pilot episode) on her first day out of the academy, meaning she never got to actually be a profiler before joining the task force.