JOINT FILING AGREEMENT

   1
                                                                    Exhibit 1



                             JOINT FILING AGREEMENT

         Be it known that the undersigned hereby agree to file jointly a
Schedule 13D and any amendments thereto reporting the beneficial ownership of
Terremark Worldwide, Inc., a Florida corporation.

Date:   June 15, 2000
                                     COMMUNICATIONS INVESTORS GROUP


                                     By: /s/ Xxxxxx X. Xxxxxx
                                        ----------------------------------------
                                     Name: Xxxxxx X. Xxxxxx
                                     Title: General Partner


                                     VISTAGREEN HOLDINGS (BAHAMAS), LTD.


                                     By: /s/ Xxxxxx Xxxxxxx-Xxxxx
                                        ----------------------------------------
                                        Xxxxxx Xxxxxxx-Xxxxx, Vice President


                                     PARADISE STREAM (BAHAMAS) LIMITED


                                     By: /s/ Xxxxxx Xxxxxxx-Xxxxx
                                        ----------------------------------------
                                        Xxxxxx Xxxxxxx-Xxxxx, Vice President


                                     MORAINE INVESTMENTS, INC.


                                     By: /s/ Xxxxxx Xxxxxxx-Xxxxx
                                        ----------------------------------------
                                        Xxxxxx Xxxxxxx-Xxxxx, Vice President


                                     ATTU SERVICES, INC.


                                     By: Business Administration Limited


                                         By:  /s/ Xxxxxx Xxxxxxx-Xxxxx
                                            ------------------------------------
                                            Xxxxxx Xxxxxxx-Xxxxx, Director


                                     TCO COMPANY LIMITED


                                     By: Business Administration Limited


                                         By:  /s/ Xxxxxx Xxxxxxx-Xxxxx
                                            ------------------------------------
                                            Xxxxxx Xxxxxxx-Xxxxx, Director




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                                     /s/ Xxxxxx X. Xxxxxx
                                     -------------------------------------------
                                     XXXXXX X. XXXXXX


                                     /s/ Xxxxxxx X. Xxxx
                                     -------------------------------------------
                                     XXXXXXX X. XXXX


                                     /s/ Xxxxx Xxxxxxxx
                                     -------------------------------------------
                                     XXXXX XXXXXXXX


                                     /s/ Xxxxxx X. Xxxxxxxx
                                     -------------------------------------------
                                     XXXXXX X. XXXXXXXX


                                     /s/ Xxxxxxx Xxxxxx
                                     -------------------------------------------
                                     XXXXXXX XXXXXX


                                     /s/ Xxxxx Xxxxxxxx
                                     -------------------------------------------
                                     XXXXX XXXXXXXX


                                     ARJ, LLC

                                     By: /s/ Xxxxx Xxxx
                                        ----------------------------------------
                                     Name: Xxxxx Xxxx
                                     Title: Managing Member


                                     /s/ Xxxxxx X. Xxxxxx, Xx.
                                     -------------------------------------------
                                     XXXXXX X. XXXXXX, XX.