Next 15 Group plc, together with its subsidiaries, customer insight, customer delivery, customer engagement, and business transformation services in the United Kingdom, Africa, the United States, Europe, Middle East, and Africa. The company offers market research; track opinion rack opinion about brands and politics; transaction-level data to predict customer behaviors and recommend actions; manage data sets. It also provides demand generation; marketing; designs, builds, and operates retail media centre; buying and selling of media; and e -commerce services. In addition, the company builds websites and apps; creates business and brand content; builds corporate venture funds; and redesign public services for the digital era. It provides its services under the activate, Agent3 Group, Archetype, Beyond, The Blueshirt Group, Brandwidth Group Limited, elvis, Encore, House 337, M Booth, M Booth Health, Mach49, MHP Group, Nectar, Outcast, Palladium, Plinc, Publitek, Savanta, SMG, Transform, Twogether, and Velocity brands. The company was formerly known as Next Fifteen Communications Group plc and changed its name to Next 15 Group plc in April 2023. Next 15 Group plc was incorporated in 1981 and is headquartered in London, the United Kingdom.