m/SIX is the UK's fastest-growing media planning and buying agency. A progressive and entrepreneurial international media network that was born digital, the agency prides itself on its pioneering, energetic approach and honest culture. With over 40 offices worldwide, m/SIX is backed by WPP, the world's largest communications agency network, and embraces a unique ownership structure between The&Partnership and GroupM. m/SIX specialises in driving commercial, as well as audience growth, in today’s data and tech-led media landscape, and is an industry leader in transparency, martech and next-generation audience insight. Clients include TalkTalk, Toyota, Lexus, News Corp, AstraZeneca, Aetna, Britvic and Virgin Money.