Radio News Fourth Fundraising Effort In Three Years A Success For Vertical Bridge By RBR-TVBR - November 14, 2018 0 FacebookTwitterWhatsAppLinkedinEmail Vertical Bridge, the Boca Raton, Fla.-based privately held owner and operator of broadcast towers, has successfully issued $72.2 million of secured tower revenue notes in a private asset-backed securitization transaction.Please Login to view this content. (Not a member? Join Today!)