The Eastern Nile Subsidiary Action Program, ENSAP, is one of two such programs (the other being NELSAP, the Nile Equatorial Subsidiary Action Program) implemented under the umbrella of the Nile Basin Initiative (NBI). The Eastern Nile Technical Regional Office (ENTRO) implements ENSAP. The Eastern Nile Council of Ministers (ENCOM) provides oversight and guidance to ENTRO through its technical arm, ENSAPT, composed of members from the three countries – Egypt, Ethiopia and Sudan.