Reorganization has taken place, the names have changed, but the old nomenklatura remains on top.
The regional elite are the old and new nomenklatura.
British Dictionary definitions for nomenklatura
(formerly, in the USSR and E Europe) a list of individuals drawn up by the Communist Party from which were selected candidates for vacant senior positions in the state, party, and other important organizations
C20: Russian, from Latin nōmenclātūra list of names