EX-21 3 mdca-20191231xexhibit21.htm EXHIBIT 21
Exhibit 21

MDC PARTNERS INC. SUBSIDIARIES OF THE REGISTRANT
Name | Jurisdiction of Incorporation/Formation
1208075 Ontario Limited | Ontario
2340432 Ontario Inc. | Ontario
6 Degrees Integrated Communications Corp. | Ontario
72 Consulting LLC | Delaware
72andSunny Midco LLC | Delaware
72andSunny NL B.V. | Netherlands
72andSunny Partners LLC | Delaware
72andSunny Partners LLC | New York
72andSunny Pte. Ltd. | Republic of Singapore
72andSunny Pty Ltd | New South Wales
7thfl LLC | Delaware
7thfl LP | Ontario
7thfl, LTD | United Kingdom
939GP Inc. | Ontario
Accumark Partners Inc. | Ontario
ACE Content LLC | Delaware
Albion Brand Communication Limited | United Kingdom
Allegory LLC | Delaware
Allison & Partners (Thailand) Limited | Bangkok
Allison & Partners Holdings (Thailand) Limited | Bangkok
Allison & Partners LLC | Delaware
Allison and Partners K.K. | Tokyo
Allison Kommunikation GmbH | Berlin
Allison Partners Limited | Wanchai
Allison PR (Beijing) Limited | Beijing
Allison+Partners Singapore Pte Ltd | Republic of Singapore
Allison+Partners UK Limited | England
Anomaly (Shanghai) Advertising Co., Ltd. | Shanghai
Anomaly B.V. | Netherlands
Anomaly GmbH | Berlin
Anomaly Inc. | Ontario
Anomaly London LLP | United Kingdom
Anomaly Partners LA LLC | Delaware
Anomaly Partners LLC | Delaware
Anomaly UK Limited | United Kingdom
Apollo Program LLC | Delaware
Ashton-Potter (USA) Ltd. | Delaware
Attention Partners LLC | Delaware
Boom Marketing Inc. | Ontario
Bruce Mau Design (USA) LLC | Delaware
Bruce Mau Design Inc. | Ontario
Bruce Mau Holdings Ltd. | Ontario
Colle & McVoy LLC | Delaware
Com.motion Inc. | Ontario
Concentric Health Experience Limited | United Kingdom
Concentric Partners LLC | Delaware
CP+B - Crispin Porter & Bogusky Brasil Publicidade e Participacao Ltda. | Sao Paulo

Crispin Porter & Bogusky (Hong Kong) Limited | Hong Kong
Crispin Porter & Bogusky LLC | Delaware
Crispin Porter & Bogusky Ltd | United Kingdom
Doner Limited | United Kingdom
Doner Partners LLC | Delaware
Dotglu LLC | Delaware
Elixir Health Experience LLC | Delaware
Enplay Partners LLC | Delaware
Expecting Productions, LLC | California
Forsman & Bodenfors AB | Sweden
Forsman & Bodenfors Factory AB | Sweden
Forsman & Bodenfors Inhouse AB | Sweden
Forsman & Bodenfors Pte. Ltd. | Republic of Singapore
Forsman & Bodenfors Studios AB | Sweden
Gale Creative Agency Private Limited | Bangalore
Gale Partners Inc. | Ontario
Gale Partners LLC | Delaware
Gale Partners LP | Ontario
GALE Pte. Ltd. | Republic of Singapore
Happy Forsman & Bodenfors AB | Sweden
Hecho Studios LLC | Delaware
Hecho Studios Pte. Ltd. | Republic of Singapore
Hello Design, LLC | California
Histed Equities Inc. | Ontario
HL Group Partners Limited | United Kingdom
HL Group Partners LLC | Delaware
HPR Partners, LLC | Delaware
Hudson and Sunset Media, LLC | Delaware
Hunter PR Canada LP | Ontario
Hunter PR UK Limited | United Kingdom
Hunter Public Relations UK Limited | United Kingdom
Instrument A/V LLC | Oregon
Instrument Fun LLC | Oregon
Instrument Gemini LLC | Oregon
Instrument LLC | Delaware
Instrument New York LLC | Delaware
Instrument Spirit LLC | Oregon
Instrument Wizard Wizard LLC | Oregon
IR Oldco LLC | Delaware
KBP Holdings LLC | Delaware
KBS (Hong Kong) Limited | Unknown
KBS (Shanghai) Advertising Co., Ltd. | Shanghai
KBS+P Canada LP KBS+P Canada SEC | Ontario
KBS+P Ventures LLC | Delaware
Kenna Communications GP Inc. | Ontario
Kenna Communications LP | Ontario
Kirshenbaum Bond Senecal & Partners LLC | Delaware
KIS Information Services SRL | Barbados
Kollo AB | Sweden
Kwittken & Company Limited | United Kingdom
KWT Global LLC | Delaware
KWT Global LP | Ontario
KWT Global Ltd. | United Kingdom
Laird + Partners New York LLC | Delaware
Laurie, Foard & Wheeler Limited | Unknown
Laurie, Foard + Wheeler LLC | Delaware
Legend PR Partners LLC | Delaware
LifeMed Media, Inc. | Delaware
Longacre Square Communications LLC | Delaware

Main North LP | Ontario
Maxxcom (Barbados) Inc. | Barbados
MAXXCOM (USA) FINANCE COMPANY | Delaware
MAXXCOM (USA) HOLDINGS INC. | Delaware
Maxxcom Global Media LLC | Delaware
MAXXCOM INC. | Delaware
MDC ACQUISITION INC. | Delaware
MDC Canada GP Inc. | Canada
MDC CORPORATE (US) INC. | Delaware
MDC Europe Ltd. | United Kingdom
MDC Gale43 GP Inc. | Ontario
MDC Innovation Partners LLC | Delaware
MDC Partners Inc. | Canada
MDC Partners UK Holdings Limited | United Kingdom
Media Assembly LP | Ontario
Mono Advertising, LLC | Delaware
New Team LLC | Delaware
Northstar Management Holdco Inc. | Ontario
Northstar Research GP LLC | Delaware
Northstar Research Holdings Canada Inc. | Ontario
Northstar Research Holdings USA LP | Delaware
Northstar Research Partners (UK) Limited | United Kingdom
Northstar Research Partners (USA) LLC | Delaware
Northstar Research Partners Inc. (ON) | Ontario
Not No and Company, LLC | Delaware
OneChocolate Communications Limited | United Kingdom
OneChocolate Communications LLC | Delaware
P Souza LLC | Delaware
Plus Productions, LLC | Delaware
Pt. Northstar Business Consulting Partners | Republic of Indonesia
Rabbit Foot Productions LLC | Delaware
Redscout LLC | Delaware
Redscout Ltd. | United Kingdom
Relevent Partners LLC | Delaware
SML Partners Holdings LLC | Delaware
Source Marketing LLC | New York
Storyline Strategies LLC | Delaware
Strategic Sourcing Solutions, LLC | Delaware
Studio Pica Inc. | Canada
Sundae Collective LLC | Delaware
TargetCast LLC | Delaware
TC ACQUISITION INC. | Delaware
TEAM LP | Ontario
The Arsenal LLC | Delaware
The Path Worldwide Limited | United Kingdom
Trade X Partners LLC | Delaware
Trailer Productions, LLC | California
Union Advertising Canada LP | Ontario
Unique Influence Partners LLC | Delaware
Varick Media Management LLC | Delaware
Veritas Communications Inc. | Delaware
Veritas Communications Inc. | Ontario
Vitro Partners LLC | Delaware
VitroRobertson LLC | Delaware
Walker Brook Capital LLC | Delaware
Y Media Labs LLC | Delaware
Y Media Labs Private Limited | Bangalore
Yamamoto, Inc. | Delaware
Yeah Totally! LLC | Delaware

Zig Management (USA) Inc. | Delaware
Zyman Group, LLC | Delaware