Exhibit 21.1
THE NIELSEN COMPANY B.V. ACTIVE SUBSIDIARIES
ACNielsen AMER Algeria Sarl
Inmonte, S.A.
VNU Business Media Argentina S.A.
ACNielsen Australia Pty Limited
Nielsen-Netratings Pty. Ltd.
Traffion Technologies Pty. Limited
Red Sherrif (Australia) Pty. Ltd.
NetRatings Australia Pty. Ltd.
www.consult Pty. Ltd.
ACNielsen (Holdings) Pty Limited
ACNielsen Advanced Analytics Pty Limited
AGB McNair Holdings Pty Limited
Tart Research Pty Limited
ACNielsen Research Pty Limited
McNair Anderson Associates Pty Limited
AIM Data (Radio) Pty. Limited
AIM Data (Television) Pty. Limited
Australian Independent Media Data Pty. Limited
Nandette Pty. Limited
Surveys Australia Research Pty Limited
Media Monitoring Services (Australia) Pty. Ltd
Decisions Made Easy Pty. Ltd.
A.C. Nielsen Gesellschaft m.b.H.
ACNielsen Azeri
ACNielsen Bangladesh Ltd.
ACNielsen Bel
A.C. NIELSEN COMPANY & CO SA
A.C. NIELSEN COMPANY (BELGIUM) S.A.
AC Nielsen BH d.o.o. Sarajevo
Nielsen Business Media Brasil Feiras e Congressos Ltda.
A.C.Nielsen do Brasil Ltda.
ACNielsen Bulgaria Ltd
ACNielsen Cameroon Sarl
Nielsen Media Research Limited
ACNielsen Canada Holding Company
ACNielsen Company of Canada
ACNielsen Cayman Islands Colombia Ltd.
ACNielsen Cayman Islands Ltd.
A.C. Nielsen Chile Limitada
ACNielsen (Guangzhou) Ltd.
Netratings (Shanghai) Company, Ltd.
Shanghai ACNielsen Limited
A.C. NIELSEN DE COLOMBIA LTDA.
ACNielsen Costa Rica S.A.
AC NIELSEN COTE D’IVOIRE LIMITED
ACNielsen d.o.o.
ACNielsen Cyprus Limited
Amer Research Limited
ACNielsen Czech Republic s.r.o.
ACNielsenA/S
ACNielsen Dominicana, S.A.
ACNielsen Egypt Limited
AC Nielsen El Salvador, S.A. de C.V.
ACNielsen Eesti OÜ
Finnpanel Oy
A.C. Nielsen Finland Oy
Teollisuuden Tielopalvelu Industrial Intelligence Ltd. Oy
IT Media Partners France SAS
Le Panel de Gestion S.A.S.
ACNielsen EDI S.A.R.L.
AC NIELSEN SAS
Nielsen Holding France SAS
VNU Publications France S.A.
Netratings France SARL
Naviant France Sarl.
Trade Dimensions France S.A.S.
MediaMetrie Netratings SAS
ASR Europe (in Liquidation)
Nielsen Media Research GmbH
A.C. Nielsen GmbH
Axense GmbH
AC Nielsen Bases GmbH
Nielsen EDI GmbH
VNU Holding (Deutschland) GmbH
Nielsen Music Control GmbH
VNU Business Publications Deutschland GmbH
Naviant Deutschland GmbH
Trade Dimensions GmbH
ACNielsen Ghana Limited
ACNielsen S.A.
ACNielsen Centroamerica, S.A.
ACNIELSEN HONDURAS S.A. de C.V.
ACNielsen International Research (Hong Kong) Limited
ACNielsen Group Limited
Survey Research Hong Kong Ltd.
Netratings Hong Kong Limited
ACNielsen (China) Limited
ACNielsen Management Services Limited
ACNielsen Holdings Limited
Nielsen Online Hong Kong Limited
Nielsen Business Media Asia Limited
ACNielsen Piackutató Kft.
ACNielsen Marketing Research India Private Limited
ORG-IMS Research Private Limited
ACNielsen ORG-MARG Private Limited
TAM Media Research Private Limited
ACNielsen Research Services Private Limited
NTRT Eratings India Private Limited
ORG-GfK Marketing Services (India) Pvt. Ltd.
PT. ACNielsen Indonesia
A.C. NIELSEN OF IRELAND LIMITED
VNU Data & Network Services Limited
Aircheck International Ltd.
A.C. Nielsen (Dublin) Limited
VNU Investment
ACNielsen (Israel) Ltd.
Buzzmetrics, Ltd.
Panel International S.r.l.
A.C. Nielsen Italia S.p.A.
A.C. NIELSEN STORE AUDIT S.R.L.
NetRatings Italia Srl
NetRatings Japan
The Nielsen Company Japan
ACNielsen Kazakhstan Ltd.
ACNIELSEN KENYA LIMITED
The Nielsen Company Korea Ltd
KADD Nielsen Media Research, Inc.
BasicNet, Inc.
ACNielsen Latvia SIA
UAB ACNielsen Baltics
European Media Investors S.A.
Valcon Acquisition Holding (Luxembourg) S.a.r.l.
ACNIELSEN MARKETING PROMOTIONS (MALAYSIA) SDN. BHD.
The Nielsen Company (MALAYSIA) SDN. BHD.
ACNielsen AMER - SARL
The Nielsen Company (Mauritius) Limited
A.C. Nielsen, SRL de C.V.
Nielsen Mexico Services, SRL of CV
ACNielsen Montenegro d.o.o. Podgorica
ACNielsen Nepal Pvt. Ltd.
Nielsen Holding and Finance B.V.
VNU Intermediate Holding B.V.
Nielsen Americas C.V.
Nielsen General Partner B.V.
Nielsen Media Research B.V.
A.C. Nielsen South Africa B.V.
Nielsen Holding B.V.
Valcon Acquisition B.V.
Nielsen Coöperatie W.A.
Valcon Acquisition Holding B.V.
Neslein Holding (Australia) C.V.
Nielsen B.V.
Neslein Holding (Canada) C.V.
Naviant Europe B.V.
BPI Communications B.V.
VNU Services B.V.
Bedinet Vastgoed B.V.
Airwaves Monitoring B.V.
Airtrack Data Systems International B.V.
A.C. Nielsen (Polen) B.V.
Neslein Holding (Spain) C.V.
Menesta Investments B.V.
Kalanka B.V.
Asee Nielsen Holding (Brazil) C.V.
Art Holding (Brazil) C.V.
Neslein Holding (Brazil) C.V.
VNU Directories B.V.
A.C. Nielsen South Africa Holdings B.V.
ACNielsen (Nederland) B.V.
VNU Marketing Information Europe & Asia B.V.
VNU Business Press Group B.V.
VNU Interlicensing B.V.
Nielsen Music Control Nederland B.V.
B.V. Dagblad en Drukkerij Het Centrum
VNU International B.V.
The Nielsen Company B.V.
VNU Nieuwe Media Groep B.V.
VNU Holdings B.V.
VNU Business Media Europe B.V.
VNU Insurance B.V.
Ditzitel Informatiediensten B.V.
Netratings Limited (New Zealand)
ACNielsen (NZ) Ltd.
ACNielsen Nicaragua, S.A.
ACNielsen Nigeria Limited
Nielsen Media Research AS
ACNielsen Norge AS
ACNielsen Pakistan (Private) Limited
ACNielsen Panama, S.A.
The Nielsen Company (Philippines), Inc.
ACNielsen Polska Sp.z.o.o.
A.C. Nielsen Portugal- Estudos de Mercado- Unipessoal, Lda.
Panel de Gestion Portugal Unipessoal, Lda.
A.C. Nielsen P.R. Inc.
ACNielsen Romania srl
ZAO ACNielsen
AC Nielsen d.o.o.
ACNIELSEN RESEARCH (SINGAPORE) PTE. LTD.
ACNielsen (Singapore) Pte. Ltd.
ACNIELSEN HOLDINGS PTE LTD.
NetRatings Pte. Ltd.
ACNielsen Slovakia s.r.o.
ACNielsen raziskovalna druzba, d.o.o.
ACNielsen Marketing and Media (Pty) Limited
AC Nielsen MRA (Pty) Limited
NetRatings Spain SL
A.C. NIELSEN COMPANY, S.L.
Netvalue Internet Measurement S.A.
N&P Holding Spain S.L.
ASEE Nielsen Holding (Spain) S.r.l.
Publinformatica S.A.
Nielsen EDI, S.L.
Panel Internacional S.A.
The Nielsen Company Lanka (Private) Limited
ACNielsen AB
Claritas Precision Marketing AB
NetRatings Switzerland GmbH
ACNielsen SA
ACNielsen Management Services SA
VNU Business Media SA
The Nielsen Company Taiwan Ltd.
ACNielsen (Tanzania) Ltd.
ACNielsen (Thailand) Limited
AMER Tunisia Sarl
ACNielsen Arastirma Hizmetleri A.S.
The Nielsen Company Medya Yayincilik ve Tanitim Hizmetleri
Anonim Şirketii
ACNielsen Uganda Limited
ACNielsen Ukraine Limited Liability Company
Nielsen Book Services Limited
Interactive Market Systems (UK) Limited
NetRatings UK Limited
VNU Business Media Europe Limited
Nielsen NRG UK Limited
NetCrawling UK Limited
A.C. NIELSEN COMPANY LIMITED
ACNielsen Holdings UK Limited
Imark Events Limited in liquidation
Nielsen EDI Limited
VNU Entertainment Media UK Limited
VNU Holdco (UK) Limited
Nielsen Media Research Limited
Red Sherrif Ltd.
Decisions Made Easy Ltd.
Trader Marketing Data Limited
Nielsen Mobile Limited
Mspect, Inc.
ShareTracker LLC
INTERACTIVE MARKET SYSTEMS, INC.
Nielsen EDI, Inc.
Nielsen Business Media, Inc.
Claritas, Inc.
Criterion Wireless Corp.
SRDS, Inc.
Advertising Center, Inc.
Nielsen Mobile, Inc.
Nielsen Business Media Holding Company
The Nielsen Company (US), Inc.
VNU Marketing Information, Inc.
Billboard Cafes, Inc.
BROADCAST DATA SYSTEMS, LLC
Red Sherrif Inc.
Neslein Holding, L.L.C.
NMR Licensing Associates LP
Athenian Leasing Corporation
Foremost Exhibits, Inc.
ACN Holdings Inc.
ACNielsen HCI, LLC
ACNielsen Corporation
A.C. Nielsen Company
Nielsen Entertainment, LLC
VNU Media Measurement & Information, Inc.
AC Nielsen (US), Inc.
Trade Dimensions International, Inc.
AC Nielsen Mexico LLC
NMR Investing I, Inc.
A.C. Nielsen (Argentina) S.A.
ART Holding, L.L.C.
ACNielsen eRatings.com
ACNIELSEN EDI II, Inc.
CZT/ACN Trademarks, L.L.C.
Panel International SA LLC
Nielsen Leasing Corporation
Nielsen Holdings, Inc.
PERQ/HCI L.L.C.
Scarborough Research
Spectra Marketing Systems, Inc.
Strategic Mapping, Inc.
Nielsen National Research Group, Inc.
Consumer Research Services, Inc.
VNU USA Property Management, Inc.
Radio & Records, Inc.
Nielsen Finance Co.
Nielsen Finance LLC
MFI Holdings, Inc.
POC, Inc.
VNU/SRDS Management Co., Inc.
Showeast, LLC
BM Holdings, LLC
Buzzmetrics, Inc.
Nielsen Media Research, Inc.
NetRatings, Inc.
EMIS (Canada), LLC
Nielsen Decisions Made Easy, Inc.
BDS (Canada), LLC
Audience Analytics LLC
Cannon Holding LLC
Nielsen IAG, Inc.
AC Nielsen de Venezuela S.A.
ACN VZ Holding Company, S.A.
ACNielsen Vietnam Ltd.
