Roger Hannah and Co. have recently completed a valuation of Clear Channel UK Limited’s portfolio of freehold and leasehold stock, comprising a substantial number of freehold and leasehold sites located throughout England, Scotland, and Wales. Clear Channel is one of the three main media owners in the UK, which represents around 80 percent of the supply of outdoor advertising space. Clear Channel UK Limited is the British division of Clear Channel Communications Inc., the global media company based in Texas, United States of America.