C.O.V.N.E.T.
From Muppet Wiki
C.O.V.N.E.T is the top secret national security facility seen in Muppets from Space.
C.O.V.N.E.T's mission is to investigate the threat of extraterrestrial attack. The facility is "cleverly disguised as a cement factory."
Rentro and K. Edgar Singer are agents of C.O.V.N.E.T.
