EXHIBIT 21.1

Applied Digital Solutions, Inc.
List of Subsidiaries


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<CAPTION>
                                                                                       Country or State of
    Company Name                                                                     Incorporation/Formation
<S>                                                                                  <C>
    ACT Communications Inc.                                                               Delaware
    ACT-GFX Canada, Inc.                                                                  Ontario, Canada
    ADS Bay Area, Inc. f/k/a Lynch, Marks & Associates, Inc.                              California
    ADSI Telecomm Services, Inc.                                                          Pennsylvania
    ADSI Telecomm Services of Maryland, Inc.                                              Maryland
    Advanced Telecomm of Maryland, Inc.                                                   Pennsylvania
    Advanced Telecomm of Pittsburgh                                                       Pennsylvania
    Advanced Telecommunications, Inc.                                                     Illinois
    Applied Digital Retail, Inc. f/k/a Transatlantic Software Corporation Inc.            Delaware
    Applied Digital Retail Limited f/k/a Transatlantic Software Corporation Limited       United Kingdom
    Applied Digital Solutions Financial Corp.                                             New Hampshire
    Applied Digital Solutions International Limited                                       United Kingdom
    Arjang, Inc. f/k/a Applied Digital Retail, Inc. f/k/a STR, Inc.                       Ohio
    Blue Star Electronics, Inc.                                                           New Jersey
    Bostek, Inc.                                                                          Massachusetts
    Caledonian Venture Holdings Limited                                                   United Kingdom
    Computer Equity Corporation                                                           Delaware
    Cybertech Station, Inc.                                                               Pennsylvania
    Digital Angel Corporation f/k/a Medical Advisory Systems, Inc.                        Delaware
    Digital Angel Technology Corporation f/k/a Digital Angel Corporation f/k/a
       Digital Angel.net Inc.                                                             Delaware
    Digital Angel Holdings, LLC                                                           Minnesota
    Elite Computer Services, Inc.                                                         New Jersey
    Government Telecommunications, Inc.                                                   Virginia
    Independent Acquisition, Inc.                                                         California
    Information Technology Services, Inc.                                                 New York
    InfoTech USA, Inc. f/k/a Information Products Center, Inc.                            New Jersey
    InfoTech USA, Inc. f/k/a/SysComm International Corporation                            Delaware
    Intellesale, Inc. f/k/a Intellesale.com, Inc.                                         Delaware
    Micro Components International Incorporated                                           Massachusetts
    Neirbod Corp. f/k/a ACT Wireless Corp.                                                Delaware
    Norcom Resources Incorporated                                                         Minnesota
    OuterLink Corporation                                                                 Delaware
    Payless Communications Inc.                                                           British Columbia, Canada
    Pacific Decision Sciences Corporation                                                 Delaware
    Perimeter Acquisition Corp.                                                           Delaware
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                                                                                       Country or State of
    Company Name                                                                     Incorporation/Formation
<S>                                                                                  <C>
    Pizarro Re-Marketing, Inc.                                                            Texas
    Precision Point Corporation                                                           Delaware
    Service Transport Company                                                             New Jersey
    Signal Processors Limited                                                             United Kingdom
    Signature Industries Limited                                                          United Kingdom
    Teledata Concepts, Inc.                                                               Florida
    Thermo Life Energy Corp. f/k/a Advanced Power Solutions, Inc.                         Delaware
    TigerTel Communications Inc. successor by merger with TigerTel
      Telecommunications Corp. f/k/a Consolidated Technologies Holdings Inc.
      (Applied Digital Solutions, Inc. owns 21.88% of the corporation)                    British Columbia, Canada
    Timely Technology Corp.                                                               California
    U.S. Kite & Key Corp. f/k/a U.S. Electrical Products Corp.                            New Jersey
    VeriChip Corporation f/k/a Surgical Identification Services, Inc.                     Delaware
    WYR, Inc. f/k/a GDB Software Services, Inc.                                           New York
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