As the single largest segment of the OOH industry, the billboard sector requires advisors who understand the category and have the broad experience necessary to work with OOH owners & operators. Castlewood possesses a track record in this segment of providing advisory services on a great many traditional OOH transactions. Perhaps most notably, Castlewood initiated the sale of Eller Media to Clear Channel for $1.15 billion, which was the largest OOH transaction in history at the time. The team at Castlewood has direct experience with many of the top tier traditional OOH companies including: