EX-8.1 6 d861241dex81.htm EX-8.1

Exhibit 8.1

Our principal subsidiaries as of December 31, 2019, 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 |  | OWNERSHIP INTEREST |
United States |  |  |  |  |  |
AKQA, Inc. |  | California |  |  | 100 |
Mirum LLC |  | California |  |  | 100 |
Acceleration eMarketing, Inc |  | Delaware |  |  | 100 |
Arctouch LLC |  | Delaware |  |  | 100 |
BCW LLC |  | Delaware |  |  | 100 |
Benenson Strategy Group, LLC |  | Delaware |  |  | 100 |
Bottle Rocket LLC |  | Delaware |  |  | 100 |
Catalyst Online, LLC |  | Delaware |  |  | 100 |
CMI Media, LLC |  | Delaware |  |  | 100 |
DeepLocal, Inc. |  | Delaware |  |  | 100 |
Essence Global LLC |  | Delaware |  |  | 100 |
Finsbury LLC |  | Delaware |  |  | 100 |
Grey Global Group LLC |  | Delaware |  |  | 100 |
Group M Worldwide, LLC |  | Delaware |  |  | 100 |
Group SJR LLC |  | Delaware |  |  | 100 |
GTB Agency, LLC |  | Delaware |  |  | 100 |
GTB Stat, LLC |  | Delaware |  |  | 100 |
Hill and Knowlton Strategies, LLC |  | Delaware |  |  | 100 |
Hogarth California LLC |  | Delaware |  |  | 100 |
Hogarth Worldwide Inc. |  | Delaware |  |  | 100 |
International Meetings & Science, LLC |  | Delaware |  |  | 100 |
KBM Group LLC |  | Delaware |  |  | 100 |
Landor, LLC |  | Delaware |  |  | 100 |
Marketing Direct LLC |  | Delaware |  |  | 100 |
Mediacom Worldwide LLC |  | Delaware |  |  | 100 |
mPlatform, LLC |  | Delaware |  |  | 100 |
Ogilvy Commonhealth Worldwide LLC |  | Delaware |  |  | 100 |
OpenMindWorld, LLC |  | Delaware |  |  | 100 |
Penn, Schoen & Berland Associates, LLC |  | Delaware |  |  | 100 |
Promotion Execution Partners, LLC |  | Delaware |  |  | 100 |
Rasor Holdings LLC |  | Delaware |  |  | 100 |
Red Fuse New York, LLC |  | Delaware |  |  | 100 |
Spafax Networks LLC |  | Delaware |  |  | 100 |
Sudler & Hennessey, LLC |  | Delaware |  |  | 100 |
Swift + POSSIBLE LLC |  | Delaware |  |  | 100 |
Taxi Inc. |  | Delaware |  |  | 100 |
Team Garage LLC |  | Delaware |  |  | 100 |
The Glover Park Group, LLC |  | Delaware |  |  | 100 |
The Lacek Group LLC |  | Delaware |  |  | 100 |
The Ogilvy Group, LLC |  | Delaware |  |  | 100 |
Wavemaker Global LLC |  | Delaware |  |  | 100 |
WPP Group U.S. Finance LLC |  | Delaware |  |  | 100 |
WPP Group USA, Inc. |  | Delaware |  |  | 100 |
WPPIH 2001, Inc. |  | Delaware |  |  | 100 |
Wunderman Thompson LLC |  | Delaware |  |  | 100 |
Xaxis US, LLC |  | Delaware |  |  | 100 |
Xaxis, LLC |  | Delaware |  |  | 100 |
Young & Rubicam LLC |  | Delaware |  |  | 100 |
Gorilla, LLC |  | Illinois |  |  | 100 |
Triad Digital Media, LLC |  | Michigan |  |  | 100 |
VML, LLC |  | Missouri |  |  | 100 |
Geometry Global, LLC |  | New York |  |  | 100 |
GWE, LLC |  | New York |  |  | 100 |
Mindshare USA, LLC |  | New York |  |  | 100 |
Ogilvy & Mather Worldwide, LLC |  | New York |  |  | 100 |
WPP Montagu Square LLC |  | New York |  |  | 100 |
Set Management, LLC |  | Oregon |  |  | 65 |
Public Strategies, Inc. |  | Texas |  |  | 100 |

COMPANY NAME |  | JURISDICTION UNDER WHICH ORGANISED |  | OWNERSHIP INTEREST |
Non-US |  |  |  |  |  |
GroupM Argentina Trading S.A. |  | Argentina |  |  | 100 |
M Media Group Pty Ltd |  | Australia |  |  | 62 |
Mediacom Australia Pty Limited |  | Australia |  |  | 62 |
Ogilvy Australia Pty Ltd |  | Australia |  |  | 62 |
OPR AGENCY PTY LIMITED |  | Australia |  |  | 62 |
Wavemaker Australia Pty Ltd |  | Australia |  |  | 62 |
WPP AUNZ Limited |  | Australia |  |  | 62 |
J Walter Thompson Middle East and North Africa E.C. |  | Bahrain |  |  | 68 |
Mediacom Middle East & North Africa Holding W.L.L. |  | Bahrain |  |  | 78 |
Mindshare SA |  | Belgium |  |  | 100 |
J Walter Thompson Publicidade Ltda |  | Brazil |  |  | 100 |
Ogilvy & Mather Brasil Comunicação Ltda |  | Brazil |  |  | 100 |
PTR Comunicações Ltda |  | Brazil |  |  | 100 |
Y&R Propaganda Ltda |  | Brazil |  |  | 92 |
Blast Radius Inc. |  | Canada |  |  | 100 |
Entreprise de Communications Tank Inc. |  | Canada |  |  | 100 |
Mediacom Canada |  | Canada |  |  | 100 |
MindShare Canada |  | Canada |  |  | 100 |
The Young & Rubicam Group of Companies ULC |  | Canada |  |  | 100 |
Wavemaker Canada ULC |  | Canada |  |  | 100 |
WPP Group Canada Finance, Inc. |  | Canada |  |  | 100 |
GroupM Chile SAC |  | Chile |  |  | 100 |
Always (Shanghai) Marketing Services Co Ltd |  | China |  |  | 65 |
Beijing Benpao Century Technology Development Co.,Ltd. |  | China |  |  | 100 |
GroupM (Shanghai) Advertising Co. Ltd |  | China |  |  | 100 |
GroupM Market Advertising Co. Ltd. |  | China |  |  | 100 |
GTB Shanghai Advertising Co. Ltd |  | China |  |  | 100 |
Guangzhou Dawson Marketing Communication Co. Ltd |  | China |  |  | 51 |
J.Walter Thompson Bridge Advertising Co. Ltd. |  | China |  |  | 100 |
Kinetic Advertising (Shanghai) Co. Ltd |  | China |  |  | 100 |
Shanghai Easycom Advertising Co., Ltd. |  | China |  |  | 75 |
Shanghai Linjie Marketing Services Co. Ltd. |  | China |  |  | 70 |
Shanghai Ogilvy & Mather Advertising Ltd |  | China |  |  | 100 |
Wavemaker Czech s.r.o. |  | Czech Republic |  |  | 100 |
AKQA Denmark A/S |  | Denmark |  |  | 75 |
GroupM Denmark A/S |  | Denmark |  |  | 100 |
MediaCom Danmark A/S |  | Denmark |  |  | 100 |
Wavemaker A/S |  | Denmark |  |  | 100 |
Wunderman A/S |  | Denmark |  |  | 51 |
CT Finances SA |  | France |  |  | 83 |
Group M France SAS |  | France |  |  | 100 |
KR Wavemaker SAS |  | France |  |  | 100 |
Media Insight SNC |  | France |  |  | 100 |
Mediacom Paris SA |  | France |  |  | 100 |
Ogilvy & Mather S.A.S |  | France |  |  | 100 |
Regional Management Group SAS |  | France |  |  | 100 |
WPP Finance SA |  | France |  |  | 100 |
AKQA GmbH |  | Germany |  |  | 100 |
Commarco GmbH 120274 |  | Germany |  |  | 100 |
GREY Düsseldorf GmbH |  | Germany |  |  | 100 |
GroupM Competence Center GmbH |  | Germany |  |  | 100 |
groupm Germany GmbH & Co. KG |  | Germany |  |  | 100 |
HERING SCHUPPENER Consulting Strategieberatung für Kommunikation GmbH |  | Germany |  |  | 56 |
Hirschen Group GmbH |  | Germany |  |  | 49 |
Mather Direct GmbH |  | Germany |  |  | 100 |
MediaCom Agentur für Media-Beratung GmbH |  | Germany |  |  | 100 |
MediaCom TWENTYFIVE GmbH |  | Germany |  |  | 100 |
MindShare GmbH |  | Germany |  |  | 100 |
Ogilvy Public Relations GmbH |  | Germany |  |  | 75 |
plista GmbH |  | Germany |  |  | 100 |
Syzygy AG |  | Germany |  |  | 50 |
thjnk AG |  | Germany |  |  | 100 |
Wavemaker GmbH |  | Germany |  |  | 100 |
WPP Deutschland Holding GmbH & Co. KG |  | Germany |  |  | 100 |
WPP Marketing Communications Germany GmbH |  | Germany |  |  | 100 |
GroupM Limited |  | Hong Kong |  |  | 100 |
MindShare Hong Kong Limited |  | Hong Kong |  |  | 100 |
Wavemaker Hong Kong Limited |  | Hong Kong |  |  | 100 |
WPP Marketing Communications (Hong Kong) Limited |  | Hong Kong |  |  | 100 |
Wavemaker Hungary Kft |  | Hungary |  |  | 100 |
GroupM Media India Pvt Ltd |  | India |  |  | 70 |
MediaCom Communications Pvt Ltd |  | India |  |  | 74 |
Mediaedge:cia India Pvt Ltd |  | India |  |  | 100 |
Ogilvy & Mather Pvt Ltd |  | India |  |  | 74 |
FAST - Financial Administration Solutions & Technologies Srl |  | Italy |  |  | 100 |
GroupM Srl |  | Italy |  |  | 100 |
Mediacom Italia Srl |  | Italy |  |  | 100 |
Mindshare SpA |  | Italy |  |  | 100 |
Wavemaker Italia S.r.l. |  | Italy |  |  | 100 |
Geometry Global Japan GK |  | Japan |  |  | 100 |
GroupM Japan KK |  | Japan |  |  | 100 |
WPP Luxembourg Gamma Three Sarl |  | Luxembourg |  |  | 100 |
WPP Luxembourg Sarl |  | Luxembourg |  |  | 100 |
WPP Luxembourg Turris S.à r.l. |  | Luxembourg |  |  | 100 |
Mind Share México, S. de R.L. de C.V. |  | Mexico |  |  | 100 |
Mirum, S.A. de C.V. |  | Mexico |  |  | 100 |
The GroupM ESP Clever Company S.R.L. de C.V. |  | Mexico |  |  | 100 |
Wavemaker México, S. de R.L. de C.V. |  | Mexico |  |  | 100 |
Worldwide Mediacom México, S de R.L. de C.V. |  | Mexico |  |  | 100 |
WPP México, S.R.L. de C.V. |  | Mexico |  |  | 100 |
Cavendish Square Holding BV |  | Netherlands |  |  | 100 |

COMPANY NAME |  | JURISDICTION UNDER WHICH ORGANISED |  | OWNERSHIP INTEREST |
GroupM B.V. |  | Netherlands |  |  | 100 |
Russell Square Holding BV |  | Netherlands |  |  | 100 |
Wavemaker BV |  | Netherlands |  |  | 100 |
Witgoud Investments B.V. |  | Netherlands |  |  | 100 |
WPP Square one B.V |  | Netherlands |  |  | 100 |
MediaCom AS (Norway) |  | Norway |  |  | 100 |
GroupM Pakistan (Private) Ltd |  | Pakistan |  |  | 100 |
Memac Ogilvy & Mather Holding Inc |  | Panama |  |  | 60 |
MediaCom - Warszawa Sp.z.o.o. |  | Poland |  |  | 100 |
MindShare Polska Sp. z.o.o. |  | Poland |  |  | 100 |
Wavemaker Sp.z.o.o |  | Poland |  |  | 100 |
Wavemaker – Servicos Publicitarios Ltda |  | Portugal |  |  | 100 |
M2 Digital Inc. |  | Republic of Korea |  |  | 100 |
LLC ‘GroupM’ |  | Russia |  |  | 100 |
LLC ‘Wavemaker’ |  | Russia |  |  | 100 |
Mediacom LLC |  | Russia |  |  | 100 |
GroupM Singapore Pte Ltd |  | Singapore |  |  | 100 |
Ogilvy Singapore Pte. Ltd. |  | Singapore |  |  | 100 |
Mindshare South Africa (Gauteng) (Proprietary) Limited |  | South Africa |  |  | 65 |
Mediacom Iberia SA |  | Spain |  |  | 100 |
Mindshare Spain SA |  | Spain |  |  | 100 |
The Cocktail Global, S.L. |  | Spain |  |  | 80 |
Wavemaker Publicidad Spain S.L. |  | Spain |  |  | 100 |
WPP Holdings Spain, S.L. |  | Spain |  |  | 100 |
Mediacom AG |  | Switzerland |  |  | 100 |
Wavemaker Taiwan Ltd |  | Taiwan |  |  | 100 |
WPP (Thailand) Ltd |  | Thailand |  |  | 100 |
MediaCom Istanbul Medya Hizmetleri A.S. |  | Turkey |  |  | 100 |
Wavemaker MENA FZ LLC |  | United Arab Emirates |  |  | 69 |
AKQA Limited |  | United Kingdom |  |  | 100 |
Cockpit Holdings Limited |  | United Kingdom |  |  | 100 |
Cordiant Communications Group Limited |  | United Kingdom |  |  | 100 |
Design Bridge Limited |  | United Kingdom |  |  | 100 |
Enduring Organisation |  | United Kingdom |  |  | 100 |
Essence Global Group Limited |  | United Kingdom |  |  | 100 |
Finecast Limited |  | United Kingdom |  |  | 100 |
Geometry Global Limited |  | United Kingdom |  |  | 100 |
Grey Advertising Limited |  | United Kingdom |  |  | 100 |
GroupM UK Digital Limited |  | United Kingdom |  |  | 100 |
Hill & Knowlton Limited |  | United Kingdom |  |  | 100 |
Hogarth Worldwide Limited |  | United Kingdom |  |  | 100 |
Kinetic Worldwide Limited |  | United Kingdom |  |  | 100 |
KR Media UK Limited |  | United Kingdom |  |  | 100 |
Maxus Communications (UK) Limited |  | United Kingdom |  |  | 100 |
MediaCom Group Limited |  | United Kingdom |  |  | 100 |
Mediacom North Limited |  | United Kingdom |  |  | 100 |
Mediaedge:CIA Worldwide Limited |  | United Kingdom |  |  | 100 |
Mindshare Media UK Limited |  | United Kingdom |  |  | 100 |
Motion Content Group Limited |  | United Kingdom |  |  | 100 |
Ogilvy & Mather Group (Holdings) Limited |  | United Kingdom |  |  | 100 |
Potato London Ltd |  | United Kingdom |  |  | 75 |
Salmon Limited |  | United Kingdom |  |  | 100 |
Spafax Airline Network Limited |  | United Kingdom |  |  | 100 |
Stickleback Limited |  | United Kingdom |  |  | 100 |
Superunion Limited |  | United Kingdom |  |  | 100 |
The Finsbury Group Limited |  | United Kingdom |  |  | 75 |
Wavemaker Global Limited |  | United Kingdom |  |  | 100 |
Wavemaker Limited |  | United Kingdom |  |  | 100 |
WPP 2005 Limited |  | United Kingdom |  |  | 100 |
WPP AMC Holdings |  | United Kingdom |  |  | 100 |
WPP Beans Limited |  | United Kingdom |  |  | 100 |
WPP Brands (UK) Limited |  | United Kingdom |  |  | 100 |
WPP Brands Development Holdings (UK) Limited |  | United Kingdom |  |  | 100 |
WPP Brands Holdings (UK) Limited |  | United Kingdom |  |  | 100 |
WPP Finance 2013 |  | United Kingdom |  |  | 100 |
WPP Finance 2015 Limited |  | United Kingdom |  |  | 100 |
WPP Finance Co. Limited |  | United Kingdom |  |  | 100 |
WPP Group (UK) Ltd |  | United Kingdom |  |  | 100 |
WPP Health Limited |  | United Kingdom |  |  | 100 |
WPP Jubilee Limited |  | United Kingdom |  |  | 100 |
WPP Ottawa Ltd |  | United Kingdom |  |  | 100 |
WPP Samson Limited |  | United Kingdom |  |  | 100 |
WPP Sigma Limited |  | United Kingdom |  |  | 100 |
WPP Sphinx Limited |  | United Kingdom |  |  | 100 |
WPP UK Germany Holdings |  | United Kingdom |  |  | 100 |
WPP Unicorn Limited |  | United Kingdom |  |  | 100 |
Wunderman Thompson (UK) Limited |  | United Kingdom |  |  | 100 |
WPP Media Ltd |  | Vietnam |  |  | 99 |