Northrop Grumman.
documentedsource_actorPrivate Aerospace Contractors
Real defense prime (B-2, B-21, classified ISR) named in custody lore. No documented link to non-human craft.
A major US aerospace/defense contractor with extensive Special Access Program work including the B-2 Spirit and B-21 Raider stealth bombers. Named in broad UFO custody allegations. Its existence and black programs are documented; craft custody is not.