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EX-32.1 - EX-32.1 - Stagwell Incmdca-20201231xex321xmpenn.htm
EX-32.2 - EX-32.2 - Stagwell Incmdca-20201231xex322xflanuto.htm
EX-31.2 - EX-31.2 - Stagwell Incmdca-20201231xex312xflanuto.htm
EX-31.1 - EX-31.1 - Stagwell Incmdca-20201231xex311xmpenn.htm
EX-23 - EX-23 - Stagwell Incexhibit23bdoconsent.htm
EX-10.17 - EX-10.17 - Stagwell Incmdca-20201231xexhibit101.htm
EX-4.2 - EX-4.2 - Stagwell Incmdca-20201231xexhibit42.htm
10-K - 10-K - Stagwell Incmdca-20201231.htm

    Exhibit 21


MDC PARTNERS INC.


SUBSIDIARIES OF THE REGISTRANT

Name

Jurisdiction of
Incorporation/Formation
1208075 Ontario LimitedOntario
2340432 Ontario Inc.Ontario
6 Degrees Integrated Communications Corp.Ontario
72 Consulting LLCDelaware
72andSunny Midco LLCDelaware
72andSunny NL B.V.Netherlands
72andSunny Partners LLCDelaware
72andSunny Partners LLCNew York
72andSunny Pte. Ltd.Republic of Singapore
72andSunny Pty LtdNew South Wales
7thfl LLCDelaware
7thfl LPOntario
7thfl, LTDUnited Kingdom
939GP Inc.Ontario
Accumark Partners Inc.Ontario
ACE Content LLCDelaware
Ahteed LLCDelaware
Albion Brand Communication LimitedUnited Kingdom
Allegory LLCDelaware
Allison & Partners (Thailand) LimitedBangkok
Allison & Partners Holdings (Thailand) LimitedBangkok
Allison & Partners LLCDelaware
Allison and Partners K.K.Tokyo
Allison Kommunikation GmbHBerlin
Allison Partners LimitedWanchai
Allison PR (Beijing) LimitedBeijing
Allison+Partners Singapore Pte LtdRepublic of Singapore
Allison+Partners UK LimitedEngland
Anomaly (Shanghai) Advertising Co., Ltd.Shanghai
Anomaly B.V.Netherlands
Anomaly GmbHBerlin
Anomaly Inc.Ontario
Anomaly London LLPUnited Kingdom
Anomaly Partners LA LLCDelaware
Anomaly Partners LLCDelaware
Anomaly UK LimitedUnited Kingdom
Attention Partners LLCDelaware
Boom Marketing Inc.Ontario
Bruce Mau Design (USA) LLCDelaware
Bruce Mau Design Inc.Ontario
Bruce Mau Holdings Ltd.Ontario
Colle & McVoy LLCDelaware
Com.motion Inc.Ontario
Concentric Health Experience LimitedUnited Kingdom
Concentric Partners LLCDelaware
Content NewCo LLCDelaware



Content NewCo LPOntario
CP+B - Crispin Porter & Bogusky Brasil Publicidade e Participacao Ltda.Sao Paulo
Crispin Porter & Bogusky (Hong Kong) LimitedHong Kong
Crispin Porter & Bogusky LLCDelaware
Crispin Porter & Bogusky LtdUnited Kingdom
Doner LimitedUnited Kingdom
Doner Partners LLCDelaware
Doner Partners Network LLCDelaware
Doner Partners Network LPOntario
Dotglu LLCDelaware
Elixir Health Experience LLCDelaware
Enplay Partners LLCDelaware
Forsman & Bodenfors ABSweden
Forsman & Bodenfors Factory ABSweden
Forsman & Bodenfors Inhouse ABSweden
Forsman & Bodenfors Pte. Ltd.Republic of Singapore
Forsman & Bodenfors Studios ABSweden
Gale Creative Agency Private LimitedBangalore
Gale Partners Inc.Ontario
Gale Partners LLCDelaware
Gale Partners LPOntario
GALE Pte. Ltd.Republic of Singapore
Happy Forsman & Bodenfors ABSweden
Hecho Studios LLCDelaware
Hecho Studios Pte. Ltd.Republic of Singapore
Hello Design, LLCCalifornia
Histed Equities Inc.Ontario
HL Group Partners LimitedUnited Kingdom
HPR Partners, LLCDelaware
Hudson and Sunset Media, LLCDelaware
Hunter PR Canada LPOntario
Hunter PR UK LimitedUnited Kingdom
Hunter Public Relations UK LimitedUnited Kingdom
Instrument A/V LLCOregon
Instrument Fun LLCOregon
Instrument Gemini LLCOregon
Instrument LLCDelaware
Instrument New York LLCDelaware
Instrument Spirit LLCOregon
Instrument Wizard LLCOregon
IR Oldco LLCDelaware
KBP Holdings LLCDelaware
KBS (Hong Kong) LimitedUnknown
KBS (Shanghai) Advertising Co., Ltd.Shanghai
KBS+P Canada LP KBS+P Canada SECOntario
KBS+P Ventures LLCDelaware
Kenna Communications GP Inc.Ontario
Kenna Communications LPOntario
Kirshenbaum Bond Senecal & Partners LLCDelaware
KIS Information Services SRLBarbados
Kollo ABSweden
Kwittken & Company LimitedUnited Kingdom
KWT Global LLCDelaware
KWT Global LPOntario
KWT Global Ltd.United Kingdom
Laird + Partners New York LLCDelaware
Laurie, Foard & Wheeler LimitedHong Kong
Laurie, Foard + Wheeler LLCDelaware
Legend PR Partners LLCDelaware
Main North LPOntario



Maxxcom (Barbados) Inc.Barbados
MAXXCOM (USA) FINANCE COMPANYDelaware
MAXXCOM (USA) HOLDINGS INC.Delaware
Maxxcom Global Media LLCDelaware
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 Global Technology Group LLCDelaware
MDC Innovation Partners LLCDelaware
MDC Partners Worldwide LLCDelaware
MDC Partners UK Holdings LimitedUnited Kingdom
Media Assembly LPOntario
Midas Merger Sub 1 LLCDelaware
Mono Advertising, LLCDelaware
New Team LLCDelaware
New MDC LLCDelaware
Northstar Management Holdco Inc.Ontario
Northstar Research GP LLCDelaware
Northstar Research Holdings Canada Inc.Ontario
Northstar Research Holdings USA LPDelaware
Northstar Research Partners (UK) LimitedUnited Kingdom
Northstar Research Partners (USA) LLCDelaware
Northstar Research Partners Inc. (ON)Ontario
OneChocolate Communications LimitedUnited Kingdom
OneChocolate Communications LLCDelaware
P Souza LLCDelaware
Plus Productions, LLCDelaware
Pt. Northstar Business Consulting PartnersRepublic of Indonesia
Rabbit Foot Productions LLCDelaware
Redscout LLCDelaware
Redscout Ltd.United Kingdom
Relevent Partners LLCDelaware
SML Partners Holdings LLCDelaware
Sophie LLCDelaware
Source Marketing LLCNew York
Storyline Strategies LLCDelaware
Studio Pica Inc.Canada
TargetCast LLCDelaware
TC ACQUISITION INC.Delaware
TEAM LPOntario
The Arsenal LLCDelaware
The Path Worldwide LimitedUnited Kingdom
Trade X Partners LLCDelaware
Trailer Productions, LLCCalifornia
Union Advertising Canada LPOntario
Unique Influence Partners LLCDelaware
Varick Media Management LLCDelaware
Veritas Communications Inc.Delaware
Veritas Communications Inc.Ontario
Vitro Partners LLCDelaware
VitroRobertson LLCDelaware
Walker Brook Capital LLCDelaware
Y Media Labs LLCDelaware
Y Media Labs Private LimitedBangalore
Yamamoto, Inc.Delaware
Yeah Totally! LLCDelaware



Zig Management (USA) Inc.Delaware
Zyman Group, LLCDelaware