Wavemaker (previously MEC and Maxus) is the second largest media agency network in the world [citation needed], with domestic and international clients such as Vodafone, L'Oréal, IKEA,[1] Paramount Pictures, Chanel, GE, Xerox, Colgate-Palmolive, Chevron, Beiersdorf, Tiffany, Huawei, and Mondelēz International.

Previously known as MEC the agency was launched in January 2002 following WPP's acquisition of CIA's parent company, Tempus Group.

MEC Wavemaker was initially launched in 10 markets globally, including the UK; the US; the Netherlands; Mexico; Australia; India; Poland; the Middle East; Singapore; and Germany.

[4] In November 2016, MEC announced a new global CEO, naming Tim Castree former managing director of video ad platform Videology in North America to replace Charles Courtier.

[6] In July 2019, Toby Jenner, former chief operating officer of media agency MediaCom, was announced as global CEO of Wavemaker.