WMH&I (formerly Williams Murray Hamm) is a brand innovation, design and strategy agency based in London.

WMH's work in Fast-moving Consumer Goods (FMCG) packaging for GSK's Horlicks,[9] Hovis,[10] McVitie's Jaffa Cakes[11] and Sainsbury's SO organics[12][13] and Sainsbury's Basics[14][15] led to the business being named Design Agency of the Year by Marketing Magazine in 2002 and 2004.

[21][22] Other work includes 2003's redesign of the Barclays Bank identity,[23] 2004's relaunch for Fortnum & Mason,[24] via a brand book and repackaging exercise.

[25] Other WMH clients include Beazley,[26] Way to Blue[27] and Jamie Oliver's store Recipease venture,[28] Burger delivery start-up Chosen Bun,[29] Magic Me,[30] JuiceBurst (Purity Soft Drinks),[31] Syngenta,[32] charity Ella's Home,.

[37] Additionally, WMH won gold in the body category at the celebrated Pentawards[38] for its work with beauty brand Prismologie.