EXHIBIT 21.1 SUBSIDIARIES OF INDIVIDUAL INVESTOR GROUP, INC. Subsidiary State of Organization - ------------------------------------------------------------------------------- Individual Investor Holdings, Inc. Delaware Advanced Marketing Ventures, Inc. Delaware WisdomTree Capital Management, Inc. New York I.I. Strategic Consultants, Inc. Delaware WisdomTree Capital Advisors, LLC New York I.I. Interactive, Inc. Delaware WisdomTree Administration, Inc. Delaware 37