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Exhibit 21.1

LIST OF SUBSIDIARIES OF GFI GROUP INC.

Name of Subsidiary	Jurisdiction of Formation
Amerex Brokers Canada, Inc.	Canada
Amerex Brokers LLC	Delaware
Century Chartering (U.K.) Ltd	United Kingdom
Christopher Street Capital Limited	United Kingdom
dVega Limited	United Kingdom
Fenics Limited	United Kingdom
Fenics Software Inc.	Delaware
Fenics Software Limited	United Kingdom
GFI Advisory (China) Co. Limited	China
GFI Brokers (Chile) Agentes De Valores SpA	Chile
GFI Brokers Limited	United Kingdom
GFI Brokers LLC	Delaware
GFI Brokers (SA) (PTY) Limited	South Africa
GFI Finance S.a.r.l.	Luxembourg
GFI Group LLC	New York
GFI Group Pte. Limited	Singapore
GFI Group S.a.r.l.	Luxembourg
GFI Group Services Lux Limited	United Kingdom
GFI (HK) Brokers Limited	Hong Kong
GFI (HK) Securities LLC	New York
GFI Holdings Limited	United Kingdom
GFI Korea Money Brokerage Limited	Korea
GFI Markets Ltd.	United Kingdom
GFInet Europe Limited	United Kingdom
GFInet inc.	Delaware
GFInet UK Limited	United Kingdom
GFI Securities Limited	United Kingdom
GFI Securities LLC	New York
GFI TP Holdings Pte. Ltd.	Singapore
GFI TP Limited	United Kingdom
GM Capital Markets Limited	United Kingdom
Interactive Ventures LLC	Delaware
Trayport Inc.	Delaware
Trayport Limited	United Kingdom

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Exhibit 21.1

LIST OF SUBSIDIARIES OF GFI GROUP INC.