CENTURY CITY, CALIF. — Post Advisory Group has relocated from the Water Garden in Santa Monica, where it has been housed for seven years, to 2049 Century Park E. in Century City, one of the Century Plaza Towers. The financial services firm signed a 10-year lease for the 30th floor of the 1.2-million-square-foot tower. It will occupy 17,707 square feet beginning in December of this year. This represents an expansion for Post Advisory Group. CBRE’s Amanda Calof represented the landlord, JP Morgan. Andy Lustgarten and Mark Sullivan of Savills Studley represented Post Advisory Group.