m/SIX

We are the UK’s fastest-growing media planning and buying agency. A progressive and entrepreneurial, international network that was born digital.

+44 20 7079 9800

m/SIX is one of the fastest growing media agencies. 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. This means we retain a flexible and entrepreneurial spirit, unencumbered by the rigid,...

Latest News

Nov. 13, 2026

Carl's Jr.'s New "Fancy Pants": Steakhouse Indulgence Without the Steakhouse Price

Carl’s Jr. tapped award-winning creative agency Erich & Kallman to supercharge the next chapter for the brand

Nov. 13, 2026

1stAveMachine Expands Directorial Roster with Kit Lynch-Robinson

The award-winning filmmaker brings a knack for high-octane action, ambitious ideas and a healthy dose of controlled chaos