Exhibit 8.1
Our principal subsidiaries as of December 31, 2014, are listed below. All other subsidiaries, if considered in the aggregate, would not constitute a significant subsidiary under Rule 1-02(w) of Regulation S-X.
COMPANY NAME | JURISDICTION UNDER WHICH ORGANISED | |
United States | ||
AKQA, Inc. | California | |
Burson-Marsteller, LLC | Delaware | |
Catalyst Online LLC | Delaware | |
Competitive Media Reporting, LLC | Delaware | |
Digitaria Interactive, Inc. | California | |
Geometry Global LLC | New York | |
Glover Park Group LLC | Delaware | |
Grey Global Group LLC | New York | |
Grey Healthcare Group LLC | New York | |
Group M Worldwide, LLC | Delaware | |
Hogarth Worldwide Inc. | Delaware | |
I-Behavior LLC | Delaware | |
J. Walter Thompson Company, LLC | Delaware | |
J. Walter Thompson U.S.A., LLC | Delaware | |
KBM Group LLC | Delaware | |
Landor, LLC | Delaware | |
Lightspeed, LLC | Delaware | |
Marketing and Planning Systems LLC | Delaware | |
Maxus Communications LLC | Delaware | |
Mediacom Worldwide LLC | Delaware | |
Mediaedge:cia, LLC | Delaware | |
Millward Brown, LLC | Illinois | |
Mindshare USA, LLC | New York | |
Ogilvy CommonHealth Worldwide LLC | Delaware | |
Ogilvy Healthworld, LLC | Delaware | |
Ogilvy Public Relations Worldwide, Inc. | Delaware | |
OgilvyOne, LLC | Delaware | |
Penn, Schoen & Berland Associates, LLC | Delaware | |
Red Fuse New York, LLC | Delaware | |
Sudler & Hennessey, LLC | Delaware | |
TeamDetroit, LLC | Delaware | |
The Ogilvy Group, LLC | Delaware | |
TNS US, LLC | Pennsylvania | |
VML, Inc. | Missouri | |
WPP Group U.S. Finance LLC | Delaware | |
WPPIH 2001, Inc | Delaware | |
Wunderman Worldwide, LLC | Nevada | |
Xaxis US, LLC | Delaware | |
Xaxis, Inc. | Delaware | |
Young & Rubicam Inc. | Delaware |
COMPANY NAME | JURISDICTION UNDER WHICH ORGANISED | |
Non-US | ||
Mediacom Australia Pty Limited | Australia | |
GroupM (Shanghai) Advertising Co. Ltd | China | |
J.Walter Thompson Bridge Advertising Co. Ltd. | China | |
Kinetic Advertising (Shanghai) Co. Ltd | China | |
Millward Brown ACSR Co. Ltd | China | |
Kantar SAS | France | |
KR MEDIA France SAS | France | |
Advanced Techniques Group (ATG) GmbH | Germany | |
Commarco GmbH 120274 | Germany | |
GroupM Competence Center GmbH | Germany | |
GroupM Germany GmbH | Germany | |
MEC GmbH | Germany | |
MediaCom Agentur für Media-Beratung GmbH | Germany | |
MediaCom Hamburg GmbH | Germany | |
Mindshare GmbH | Germany | |
TNS Infratest GmbH | Germany | |
Always (Shanghai) Marketing Services Co Ltd | Hong Kong | |
Total Glory International Limited | Hong Kong | |
GroupM Media India Pvt Ltd | India | |
Hindustan Thompson Associates Private Limited | India | |
Ogilvy & Mather Pvt Ltd | India | |
MEC Italia srl | Italy | |
WPP Luxembourg Gamma Sarl | Luxembourg | |
WPP Luxembourg Gamma Three Sarl | Luxembourg | |
WPP Luxembourg Sarl | Luxembourg | |
Lightspeed Research B.V. | Netherlands | |
WPP US Investments BV | Netherlands | |
Kantar Media S.A. | Spain | |
Mediacom Iberia SA | Spain | |
Vinizius Young & Rubicam SL | Spain | |
WPP Holdings Spain, S.L. | Spain | |
AKQA Limited | United Kingdom | |
Creative Services Unit Limited | United Kingdom | |
Enduring Organisation | United Kingdom | |
Flexible Organisation | United Kingdom | |
G2 Branding and Design Limited | United Kingdom | |
J. Walter Thompson Group Limited | United Kingdom |
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COMPANY NAME | JURISDICTION UNDER WHICH ORGANISED | |
Kantar Media UK Ltd | United Kingdom | |
Kinetic Worldwide Limited | United Kingdom | |
Lightspeed Research Ltd | United Kingdom | |
Maxus Communications (UK) Limited | United Kingdom | |
MediaCom UK Limited | United Kingdom | |
Mediaedge:CIA UK Limited | United Kingdom | |
Mediaedge:CIA Worldwide Limited | United Kingdom | |
Millward Brown UK Limited | United Kingdom | |
Mindshare Media UK Limited | United Kingdom | |
Ogilvy & Mather Group (Holdings) Limited | United Kingdom | |
Outrider Limited | United Kingdom | |
Prophaven Limited | United Kingdom |
COMPANY NAME | JURISDICTION UNDER WHICH ORGANISED | |
RLM Finsbury Limited | United Kingdom | |
TNS Group Holdings Limited | United Kingdom | |
TNS UK Limited | United Kingdom | |
WPP 2005 Limited | United Kingdom | |
WPP 2008 Limited | United Kingdom | |
WPP Finance Co. Limited | United Kingdom | |
WPP Jubilee Limited | United Kingdom | |
WPP No. 2337 Limited | United Kingdom | |
WPP Pearls Limited | United Kingdom | |
WPP Unicorn Limited | United Kingdom | |
Young & Rubicam Group Limited | United Kingdom | |
Young & Rubicam Holdings (UK) Limited | United Kingdom |
2