EX-8.1 6 d695603dex81.htm EX-8.1

Exhibit 8.1

Our principal subsidiaries as of December 31, 2013, 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 |  |
Action Holdings, Inc. |  | Delaware
AKQA, Inc. |  | California
Burson-Marsteller, LLC |  | Delaware
Competitive Media Reporting LLC |  | Delaware
Geometry Global LLC |  | New York
Glover Park Group LLC |  | Delaware
Grey Global Group LLC |  | Delaware
Grey Healthcare Group LLC |  | New York
Group M Worldwide, LLC |  | Delaware
I-Behavior LLC |  | Delaware
J. Walter Thompson Company Limited |  | Delaware
J. Walter Thompson U.S.A., LLC |  | Delaware
KBM Group LLC |  | Delaware
Landor Ohio 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 Public Relations Worldwide, Inc. |  | Delaware
OgilvyOne, LLC |  | Delaware
Penn, Schoen, Berland Associates, 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, Inc. |  | Delaware
Young & Rubicam Inc |  | Delaware

COMPANY NAME |  | JURISDICTION UNDER WHICH ORGANISED
Non-US |  |
Mediacom Australia Pty Limited |  | Australia
Newdesign Participações Ltda |  | Brazil
Y&R Propaganda Ltda |  | Brazil
J. Walter Thompson Company Limited La Compagnie |  | Canada
GroupM (Shanghai) Advertising Co. Ltd |  | China
J. Walter Thompson Bridge Advertising Co. Ltd. |  | China
Millward Brown ACSR Co. Ltd |  | China
Kantar SAS |  | France
Media Insight SNC |  | France
Advanced Techniques Group (ATG) GmbH |  | Germany
Commarco GmbH |  | 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
CIA Medianetwork Club Srl |  | Italy
CIA Medianetwork Milano Srl |  | Italy
Mindshare SpA |  | Italy
WPP Luxembourg Gamma Sarl |  | Luxembourg
WPP Luxembourg Gamma Three Sarl |  | Luxembourg
WPP Luxembourg Sarl |  | Luxembourg
JWT México, S.R.L. de C.V. |  | Mexico
Cavendish Square Holding BV |  | Netherlands
Lightspeed Research B.V. |  | Netherlands
WPP US Investments BV |  | Netherlands

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COMPANY NAME |  | JURISDICTION UNDER WHICH ORGANISED
Kantar Media S.A. |  | Spain
Mediacom Iberia SA |  | Spain
Mediaedge:CIA SL |  | Spain
Mindshare Spain SA |  | Spain
Vinizius Young & Rubicam SL |  | Spain
AKQA Limited |  | United Kingdom
Creative Services Unit Limited |  | United Kingdom
Enduring Organisation |  | United Kingdom
Flexible Organisation |  | United Kingdom
J. Walter Thompson Group Limited |  | 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

COMPANY NAME |  | JURISDICTION UNDER WHICH ORGANISED
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
Ogilvyone Worldwide 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 2010 |  | United Kingdom
WPP Finance Co. Limited |  | United Kingdom
WPP Jubilee Limited |  | United Kingdom
WPP No. 2337 Limited |  | United Kingdom
WPP Pearls Limited |  | United Kingdom
Young & Rubicam Group Limited |  | United Kingdom

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