WPP-owned communications agency, Addison Corp. Marketing, has acquired a majority stake in Emaxol, the holding company of IR Group, an online corporate communications agency. The 65-employee group has clients which include Tesco, BG Group, Centrica, Kingfisher, InterContinental Hotels Group, and Tullow Oil. Unauditied revenues for the year ended July 31st 2013 totalled £5.9m, with gross assets of £5.1m. "This investment continues WPP's strategy of developing its services in important markets and sectors and its declared commitment to strengthening its digital capabilities across all its disciplines," the group said. NR