EX-21.1 2 bp15115x1_ex21-1.htm EXHIBIT 21.1

EXHIBIT 21.1

SUBSIDIARIES OF THE COMPANY

Name
Jurisdiction of Organization
IBG LLC
Connecticut, U.S.A.

The following is a list of subsidiaries of IBG LLC:

Name
Jurisdiction of Organization
Timber Hill LLC(1)
Connecticut, U.S.A.
Interactive Brokers LLC(2)
Connecticut, U.S.A.
Timber Hill Canada Company
Nova Scotia, Canada
IB Exchange Corp.
Delaware, U.S.A.
Interactive Brokers (India) Private Limited(3)
India
IBKR Europe S.a.r.l.(3)
Luxembourg
Interactive Brokers Software Services (India) Private Limited
India
IB Global Investments LLC(3)
Delaware, U.S.A.
(1)IBG LLC owns 99.99% and Mr. Thomas Peterffy owns 0.01%.
(2)IBG LLC owns 99.9% and Mr. Thomas Peterffy owns 0.1%.
(3)IBG LLC Owns 99.99% and IB Exchange Corp. owns 0.01%

The following is a list of subsidiaries of IB Exchange Corp:

Name
Jurisdiction of Organization
Interactive Brokers Canada Inc.
Canada
Interactive Brokers (U.K.) Limited
United Kingdom
Interactive Brokers Hong Kong Limited
Hong Kong
Interactive Brokers Australia Pty Limited
Australia
Interactive Brokers Securities Japan, Inc.
Japan
IB Business Services (Shanghai) Company Limited
China
IBKR Financial Services AG (formerly Timber Hill (Europe) AG)
Switzerland
Interactive Brokers Hungary Informatikai KFT
Hungary
Interactive Brokers Software Services Estonia OU
Estonia
Interactive Brokers Software Services Rus
Russia
Interactive Brokers Corp.
Delaware, U.S.A.
Covestor, Inc.
Massachusetts, U.S.A.
Greenwich Advisor Compliance Services Corp.
Delaware, U.S.A.

The following is a list of subsidiaries of IBKR Financial Services AG:

Name
Jurisdiction of Organization
THLI AG (formerly Timber Hill (Liechtenstein) AG)
Liechtenstein

The following is a list of subsidiaries of Interactive Brokers (U.K.) Limited:

Name
Jurisdiction of Organization
Interactive Brokers (U.K.) Nominee Limited
United Kingdom

The following is a list of subsidiaries of Interactive Brokers Australia Pty Limited:

Name
Jurisdiction of Organization
Interactive Brokers Australia Nominees Pty Limited
Australia

The following is a list of subsidiaries of Covestor, Inc.:

Name
Jurisdiction of Organization
Covestor Limited
United Kingdom