. . . EXHIBIT 21 SUBSIDIARIES OF JEFFERIES GROUP, INC. (PURSUANT TO ITEM 601 OF REGULATION S-K) NAME OF SUBSIDIARY PLACE OF FORMATION / INCORPORATION - ------------------ ---------------------------------- Bonds Direct Securities LLC Delaware Griffin Trading Specialists LLC Delaware Helfant Group, Inc. California Jefferies & Company, Inc. Delaware Jefferies/Quarterdeck, LLC Delaware Jefferies Advisers, Inc. Delaware Jefferies Asset Management (Zurich) Switzerland Jefferies Employees Opportunity Fund, LLC Delaware Jefferies International Limited England & Wales Jefferies International (Holdings) Limited England & Wales Jefferies Investment Management Limited England & Wales Jefferies (Japan) Limited England & Wales Jefferies Pacific Limited Hong Kong Jefferies Partners Opportunity Fund, LLC Delaware Jefferies Partners Opportunity Fund II, LLC Delaware Jefferies Partners Opportunity Fund III, LLC Delaware Jefferies Partners Opportunity Fund IV, LLC Delaware Jefferies Partners Opportunity Fund V, LLC Delaware Jefferies Private Client Advisers, LLC Delaware Jefferies (Switzerland) Limited Switzerland Quarterdeck Investment Partners, LLC Delaware Quarterdeck Investment Partners Ltd. England & Wales