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                                                                     EXHIBIT 3.7

                          CERTIFICATE OF INCORPORATION
                                       OF
                          ORBCOMM GLOBAL CAPITAL CORP.


1.       The name of the corporation is ORBCOMM Global Capital Corp. (the
         "Corporation").

2.       The address of the registered office of the Corporation in the State
         of Delaware is 1013 Centre Road, County of New Castle, Wilmington,
         Delaware 19805.  The name of its registered agent at such address is
         Corporation Service Company.

3.       The purpose of the Corporation is to engage in any lawful act or
         activity for which corporations may be organized under the General
         Corporation Law of the State of Delaware.

4.       The total number of shares of stock that the Corporation shall have
         authority to issue is one thousand (1,000) shares of Common Stock, par
         value $.01 per share.  Each share of Common Stock shall be entitled to
         one (1) vote.

5.       The election of directors need not be by ballot except and to the
         extent provided in the By-Laws of the Corporation.

6.       In furtherance and not in limitation of the power conferred upon the
         Board of Directors by law, the Board of Directors shall have power to
         make, adopt, alter, amend and repeal, from time to time, By-Laws of
         the Corporation, subject to the right of the stockholders entitled to
         vote with respect thereto to alter and repeal By-Laws made by the
         Board of Directors.

7.       To the full extent permitted by the General Corporation Law of the
         State of Delaware or any other applicable laws presently or hereafter
         in effect, no director of the Corporation shall be personally liable
         to the Corporation or its stockholders for or with respect to any acts
         or omissions in the performance of his or her duties as a director of
         the Corporation.  No amendment or repeal of this paragraph 7 shall
         apply to or have any effect on the liability or alleged liability of
         any director of the Corporation for or with respect to any acts or
         omissions of such director occurring prior to such amendment or
         repeal.

8.       The Corporation shall, to the maximum extent permitted from time to
         time under the law of the State of Delaware, indemnify and, upon
         request, advance expenses to any person who is or was a party or is
         threatened to be made a party to any threatened, pending or completed
         action, suit, proceeding or claim, whether civil, criminal,
         administrative or investigative, by reason of the fact that such
         person is or was or has agreed to be a director or officer of the
         Corporation or while a director or officer is or was serving at the
         request of the Corporation as a director, officer, partner, trustee,
         employee or agent of any corporation, partnership, joint venture,
         trust or other enterprise, including service with respect to employee





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         benefit plans, against expenses (including attorneys' fees and
         expenses), judgments, fines, penalties and amounts paid in settlement
         incurred in connection with the investigation, preparation to defend
         or defense of such action, suit, proceeding or claim; provided,
         however, that the foregoing shall not require the Corporation to
         indemnify or advance expenses to any person in connection with any
         action, suit, proceeding, claim or counterclaim initiated by or on
         behalf of such person.  Such indemnification shall not be exclusive of
         other indemnification rights arising under any By-Law, agreement, vote
         of directors or stockholders or otherwise and shall inure to the
         benefit of the heirs and legal representatives of such person.  Any
         person seeking indemnification under this paragraph 8 shall be deemed
         to have met the standard of conduct required for such indemnification
         unless the contrary shall be established.  Any repeal or modification
         of the foregoing provision of this paragraph 8 shall not adversely
         affect any right or protection of a director or officer of the
         Corporation with respect to any acts or omissions of such director or
         officer occurring prior to such repeal or modification.

9.       The name and mailing address of the sole incorporator is:  Randy G.
         Legg, Latham & Watkins, 1001 Pennsylvania Avenue, N.W., Suite 1300,
         Washington D.C. 20004.

10.      The books of the Corporation may (subject to any statutory
         requirements) be kept outside the State of Delaware as may be
         designated  by the Board of Directors or in the By-Laws of the
         Corporation.

11.      The names and mailing addresses of the persons who are to serve as
         directors of the Corporation until the first annual meeting of
         stockholders or until their successors are elected and qualified are
         as follows:

                          Alan L. Parker
                          21700 Atlantic Boulevard
                          Dulles, Virginia 20166

                          W. Bartlett Snell
                          21700 Atlantic Boulevard
                          Dulles, Virginia 20166

         THE UNDERSIGNED, the sole incorporator named above, hereby certifies
that the facts stated above are true as of this 11th day of July, 1996.



                                        --------------------------
                                        Randy G. Legg
                                        Sole Incorporator