DLA Piper advised Millward Brown, a wholly-owned operating company of WPP, on the purchase of the entire issued and outstanding share capital of EffectiveBrands Holding B.V. ("EffectiveBrands"), hold by STAK EffectiveBrands. Millward Brown is a global leader in brand, media and communications research, and operates in more than 55 countries.

EffectiveBrands is one of the world's leading marketing strategy consulting firms, with its headquarter in Amsterdam and offices in London, New York, Singapore and Tokyo it employs about 65 people. The transaction was led from Amsterdam by Daphne Bens, with the assistance of DLA Piper colleagues in the UK, US, Singapore and Japan.

The Dutch team of DLA Piper consisted of Daphne Bens, Jeroen Kroes, Fleur Westerouen van Meeteren, Thessa van der Windt, Koosje Verdam, Menno Verhaar, Robin de Wit, Stephanie Menz en Marlies Schoonhoven-Sloot. The UK team consisted of Charles Severs, Ceri Williams-Jones, Jenna Ostrowski and Michael Jones. The US team consisted David Schwartz, Forrest Neal and Julia Kovacs. The Singapore team consisted Biswajit Chatterjee and Nisha Menon. And the Japanese team consisted Hajime Iwaki, Masahiko Ishida, Tomomi Fujikouge and Ryo Takizawa.