Attached files

file filename
EX-10.28 - EXHIBIT 10.28 - BIOGEN INC.biib-20171231xex1028.htm
EX-32.1 - EXHIBIT 32.1 - BIOGEN INC.biib-20171231xex321.htm
EX-31.2 - EXHIBIT 31.2 - BIOGEN INC.biib-20171231xex312.htm
EX-31.1 - EXHIBIT 31.1 - BIOGEN INC.biib-20171231xex311.htm
EX-23 - EXHIBIT 23 - BIOGEN INC.biib-20171231xex23.htm
EX-10.33 - EXHIBIT 10.33 - BIOGEN INC.biib-20171231xex1033.htm
EX-10.32 - EXHIBIT 10.32 - BIOGEN INC.biib-20171231xex1032.htm
EX-10.31 - EXHIBIT 10.31 - BIOGEN INC.biib-20171231xex1031.htm
EX-10.11 - EXHIBIT 10.11 - BIOGEN INC.biib-20171231xex1011.htm
EX-10.10 - EXHIBIT 10.10 - BIOGEN INC.biib-20171231xex1010.htm
10-K - 10-K - BIOGEN INC.biib-20171231x10k.htm


Exhibit 21

BIOGEN INC.

The following is a list of subsidiaries of Biogen Inc. as of December 31, 2017, omitting some subsidiaries which, considered in the aggregate, would not constitute a significant subsidiary.

SUBSIDIARY
 
STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION
Biogen Foundation Inc.
 
Massachusetts
Biogen MA Inc.
 
Massachusetts
Biogen Realty Corporation
 
Massachusetts
Biogen Realty Limited Partnership
 
Massachusetts
Biogen U.S. Corporation
 
Massachusetts
Biogen U.S. Limited Partnership
 
Massachusetts
Biogen (RTP) Realty LLC
 
Delaware
Biogen Chesapeake LLC
 
Delaware
Biogen Holding I LLC
 
Delaware
Biogen Holding II LLC
 
Delaware
Biogen Manufacturing Holding LLC
 
Delaware
Biogen New Ventures Inc.
 
Delaware
Biogen SRO Inc.
 
Delaware
Biogen Therapeutics Inc.
 
Delaware
Biogen U.S. Pacific LLC
 
Delaware
Biogen U.S. West Corporation
 
Delaware
Conforma Therapeutics Corporation
 
Delaware
Stromedix, Inc.
 
Delaware
Biogen (Argentina) SRL
 
Argentina
Biogen Australia PTY Ltd
 
Australia
Biogen Austria GmbH
 
Austria
Biogen Belgium N.V./S.A.
 
Belgium
Biogen International Holding Limited
 
Bermuda
Biogen Brasil Produtos Farmaceuticos LTDA
 
Brazil
Biogen Canada Inc.
 
Canada
Biogen Chile Spa
 
Chile
Biogen Idec Pharmaceutical Consultancy (Shanghai) Co., Ltd.
 
China
Biogen Biotechnology (Shanghai) Co., Ltd.
 
China
Biogen (Czech Republic) s.r.o.
 
Czech Republic
Biogen (Denmark) A/S
 
Denmark
Biogen (Denmark) Manufacturing ApS
 
Denmark
Biogen Holding APS
 
Denmark
Biogen (Denmark) New Manufacturing ApS
 
Denmark
Biogen Finland OY
 
Finland
Biogen France S.A.S.
 
France
Biogen GmbH
 
Germany
Biogen Idec (Hong Kong) Limited
 
Hong Kong
Biogen Hungary KFT
 
Hungary
Biogen Idec Biotech India Pvt. Ltd.
 
India
Biogen Idec (Ireland) Ltd.
 
Ireland
Biogen Italia SRL
 
Italy





Biogen Japan Ltd.
 
Japan
Biogen Korea
 
Korea
Biogen Luxembourg Holding SARL
 
Luxembourg
Biogen Mexico S. DE R.L. DE C.V.
 
Mexico
Biogen NZ Biopharma Ltd.
 
New Zealand
Biogen Norway AS
 
Norway
Biogen Poland Sp. z.o.o
 
Poland
Biogen Portugal Sociedade Farmaceutica, Unipessoal, Lda.
 
Portugal
Biogen (Singapore) Pte Ltd
 
Singapore
Biogen Slovakia s.r.o.
 
Slovak Republic
Biogen Pharma, farmacevtska in biotehnoloska druzba d.o.o
 
Slovenia
Biogen Spain, S.L.
 
Spain
Fundacion Biogen
 
Spain
Biogen Sweden AB
 
Sweden
Biogen International GmbH
 
Switzerland
Biogen International Neuroscience GmbH
 
Switzerland
Biogen Management Services GmbH
 
Switzerland
Biogen Swiss Investments GmbH
 
Switzerland
Biogen Swiss Manufacturing GmbH
 
Switzerland
Biogen Switzerland AG
 
Switzerland
Biogen Switzerland Holdings GmbH
 
Switzerland
Eidetica Biopharma GmbH
 
Switzerland
Biogen Taiwan Limited
 
Taiwan
Biogen B.V.
 
The Netherlands
Biogen Netherlands B.V.
 
The Netherlands
Biogen Idec Ltd.
 
United Kingdom
Biogen Idec Research Ltd.
 
United Kingdom
Convergence Pharmaceuticals Ltd.
 
United Kingdom
Convergence Pharmaceuticals Holdings Ltd.
 
United Kingdom
Old Convergence Pharmaceuticals Ltd.
 
United Kingdom
Panion Ltd.
 
United Kingdom
Silver Acquisition Co. Ltd.
 
United Kingdom
Biogen Idec Uruguay SA
 
Uruguay