Builder of Puerto Banus goes into administration Favourite This topic contains 0 replies, has 1 voice, and was last updated by Anonymous 5 years, 4 months ago. Author Posts February 18, 2012 at 4:57 pm #56731 AnonymousParticipant Inmobiliaria Juban, the company that built Puerto Banus, El Valle de los Caidos, and a lot of new housing around Madrid in the ’50s and ’60s, is reported to have gone into administration. They survived the 2 previous house crashes, but not this one. Makes you wonder who will be left standing when it’s all over. Author Posts You must be logged in to reply to this topic.