Document

Exhibit 21.1

Clarivate Plc

List of Subsidiaries

Listed below are all the subsidiaries owned (directly or indirectly) or controlled by Clarivate Plc, except certain inactive subsidiaries and certain other Clarivate subsidiaries which are not included in the listing because considered in the aggregate they do not constitute a significant subsidiary as of the date this list was compiled.


Entity Name			State or Country of Incorporation or Organization
Annui GmbH			Germany
BlackB Srl			Belgium
Bruin Holdco, Inc.			Delaware
Camelot Deutschland GmbH			Germany
Camelot Finance S.A.			Luxembourg
Camelot Holdco3 (Jersey) Limited			Jersey
Camelot Holdings (Jersey) Limited			Jersey
Camelot Professional K.K.			Japan
Camelot Spain, S.L.U.			Spain
Camelot UK Bidco Limited			England and Wales
Camelot UK Holdco Limited			England and Wales
Camelot UK Holdco 2 Limited			England and Wales
Camelot UK Top Holdco Limited			England and Wales
Camelot U.S. Acquisition 2 Co.			Delaware
Camelot U.S. Acquisition 3 Co.			Delaware
Camelot U.S. Acquisition 4 Co.			Delaware
Camelot U.S. Acquisition 5 Co.			Delaware
Camelot U.S. Acquisition 6 Co.			Delaware
Camelot U.S. Acquisition 8 Co.			Delaware
Camelot U.S. Acquisition 9 Co.			Delaware
Camelot U.S. Acquisition 10 Co.			Delaware
Camelot U.S. Acquisition 11 Co.			Delaware
Camelot U.S. Acquisition 12 Co.			Delaware
Camelot U.S. Acquisition LLC			Delaware
Cee-Bo Global IP Management Services (Shenzhen) Limited			China
Cee-Bo Landon Information Consulting (Shanghai) Limited			China
Centre for Innovation in Regulatory Science Limited			England and Wales
Centre for Medicines Research International Limited			England and Wales
Churchill Capital Corp			Delaware
Clarivate (Beijing) Technology Company Ltd.			China
Clarivate (Chengdu) Technology Co., Ltd.			China
Clarivate (Guangzhou) Technology Co., Ltd.			China
Clarivate (Jinan) Technology Co., Ltd.			China
Clarivate (Malaysia) Sdn. Bhd.			Malaysia


Clarivate (Suzhou) Technology Co., Ltd.			China
Clarivate (Wuhan) Technology Co., Ltd.			China
Clarivate (Xian) Technology Co., Ltd.			China
Clarivate Analytics (Australia) Holdings Pty Limited			Australia
Clarivate Analytics (Australia) Pty Limited			Australia
Clarivate Analytics (Belgium) N.V.			Belgium
Clarivate Analytics (Canada) Corp.			Canada
Clarivate Analytics (Compumark) Inc.			Delaware
Clarivate Analytics (Compumark) Limited			England and Wales
Clarivate Analytics (Compumark) SAS			France
Clarivate Analytics (Deutschland) GmbH			Germany
Clarivate Analytics (España), S.A.U.			Spain
Clarivate Analytics (France) Holdings SAS			France
Clarivate Analytics (France) SAS			France
Clarivate Analytics (India) Private Limited			India
Clarivate Analytics (International) Limited			England and Wales
Clarivate Analytics (Italia) S.r.l.			Italy
Clarivate Analytics (Japan) Co. Ltd.			Japan
Clarivate Analytics (New Zealand) Holdings Limited			New Zealand
Clarivate Analytics (Singapore) Pte. Ltd.			Singapore
Clarivate Analytics (Taiwan) Co., Ltd.			Taiwan
Clarivate Analytics (UK) Limited			England and Wales
Clarivate Analytics (US) Holdings Inc.			Delaware
Clarivate Analytics (US) LLC			Delaware
Clarivate Analytics Information Services (Beijing) Co. Ltd.			China
Clarivate Analytics Korea Ltd.			South Korea
Clarivate Analytics Mexico, S.A. de C.V.			Mexico
Clarivate EL Corporation			Delaware
Clarivate IP (US) Holdings Corporation			Delaware
Clarivate IP Services Limited			Scotland
Clarivate Science Holdings Corporation			Delaware
Clarivate Servicos Analiticos Brasil Ltda.			Brazil
Clarivate U.S. Science Holdings Corporation			Delaware
Computer Patent Annuities International Limited			England and Wales
CPA Global (Asia) Limited			Hong Kong
CPA Global (Australia) Pty Ltd			Australia
CPA Global (FIP) LLC			Delaware
CPA Global (FTF) Inc.			Delaware
CPA Global (IPAN) LLC			Delaware
CPA Global (Ipendo) AB			Sweden
CPA Global (Ipendo) Inc.			Delaware


CPA Global (Ipendo Systems) AB			Sweden
CPA Global (Korea) LLC			South Korea
CPA Global (Landon IP) Inc.			Virginia
CPA Global (Landon IP) Limited			England and Wales
CPA Global (Patrafee) AB			Sweden
CPA Global (Patrafee) Limited			England and Wales
CPA Global Deutschland GmbH			Germany
CPA Global d.o.o. Beograd-Stari Grad			Serbia
CPA Global Group Holdings Limited			Jersey
CPA Global Holdings (France) SNC			France
CPA Global IP Management Consulting (Taiwan) Co., Ltd			Taiwan
CPA Global Limited			Jersey
CPA Global Luxembourg S.a.r.l.			Luxembourg
CPA Global Management Services Limited			England and Wales
CPA Global North America LLC			Delaware
CPA Global Patent Research LLC			Virginia
CPA Global Renewals (UK) Limited			England and Wales
CPA Global Services US Inc			Delaware
CPA Global Software Solutions Australia Pty Limited			Australia
CPA Global Software Solutions SAS			France
CPA Global Software Solutions (UK) Limited			England and Wales
CPA Global Support Services India Private Limited			India
CPA Global Support Services LLC			Delaware
CPA Global Sweden Holdings AB			Sweden
C.P.A. Limited			Jersey
CPAUSH Limited			England and Wales
CPA US Holdings, Inc			Delaware
Crossbow IP Services LLC			Delaware
DARTS-IP SRL			Belgium
Decision Resources Group UK Limited			England and Wales
Decision Resources, Inc.			Delaware
Decision Resources International, Inc.			Massachusetts
Discovery Logic, Inc.			Delaware
DR/Decision Resources, LLC			Delaware
DRG Analytics & Insights Private Limited			India
DRG Holdco Inc.			Delaware
Envoy Limited			Scotland
Ex Libris (Australia) Pty. Ltd.			Australia
Ex Libris (Deutschland) GmbH			Germany
Ex Libris (France) Sarl			France
Ex Libris (Scandinavia) A/S			Denmark


Ex Libris (UK) Limited			England and Wales
Ex Libris Asia Pacific Pte. Ltd.			Singapore
Ex Libris Global Holdings, Inc.			Delaware
Ex Libris Group Holdings Corp.			Delaware
Ex Libris Group LLC			Delaware
Ex Libris Israeli Holdco Ltd.			Israel
Ex Libris Italy S.r.l.			Italy
Ex Libris Ltd.			Israel
Ex Libris Software Science & Technology Development (Beijing) Co. Ltd.			China
Ex Libris (USA) Inc.			New York
Global QMS, Inc.			Massachusetts
Hanlim IPS Co. Ltd.			South Korea
III Acquisition Corp.			Delaware
Information Ventures LLC			Delaware
Innography, Inc			Delaware
Innovative Interfaces Canada Inc.			Canada
Innovative Interfaces Incorporated			California
Innovative Interfaces International Limited			England and Wales
Innovative Interfaces Ireland Limited			Ireland
Innovative Interfaces Limited			England and Wales
IPAN BPM GmbH			Germany
IPAN GmbH			Germany
IPAN Service GmbH			Germany
IPfolio Corporation			Delaware
IPSS Europe Limited			England and Wales
Landon IP (HK) Limited			Hong Kong
Longbow Legal Limited			Hong Kong
Longbow Legal Services Inc			Delaware
Longbow Legal Services Private Limited			India
Markpro Co.			South Korea
Markpro Global Company (Japanese: Markpro Japan K.K.)			Japan
Markpro US LLC			Delaware
Master Data Center, Inc.			Michigan
MicroPatent LLC			Delaware
Millennium Research Group Inc			Canada
Patient Connect Limited			England and Wales
Pi2 Solutions Limited			England and Wales
ProQuest Chile S.p.A.			Chile
ProQuest Colombia S.A.S.			Colombia
ProQuest European Holdings Limited			England and Wales


ProQuest Information and Learning Limited			England and Wales
ProQuest Information and Learning LLC			Delaware
ProQuest LATAM, Sociedad de R.L. de C.V.			Mexico
ProQuest Latin America Servicos E Produtos Para Acesso A Informacao Ltda.			Brazil
ProQuest LLC			Delaware
ProQuest LP			Maryland
ProQuest Netherlands B.V.			Netherlands
ProQuest Pension Trustee Limited			England and Wales
ProQuest UK Holdings Limited			England and Wales
Publons Limited			New Zealand
Research Research (Africa) Pty Limited			South Africa
Research Research Limited			England and Wales
Rowan TELS Corp.			Delaware
See-Out Pty Limited			Australia
Selige Investments S.a.r.l.			Luxembourg
Sigmatic Limited			England and Wales
Trademark Vision USA, LLC			Delaware
Unycom GmbH			Austria
Unycom Management Services GmbH			Austria
VTLS, Inc.			Virginia
WIRO Limited			England and Wales
Zarabatana Solucoes Em Informatica Ltda.			Brazil