EXHIBIT
10.4

    


    FIRST
AMENDMENT

    TO

    EMPLOYMENT
AGREEMENT

    


    This
Amendment to the Employment Agreement, effective as of September 2, 2008 (the
“Employment Agreement”), by and between AboveNet, Inc. (the “Company”) and John
Jacquay (the “Employee”) is effective as of January 25, 2011 (this
“Amendment”).

    


    WHEREAS,
the Company and the Employee are parties to the Employment Agreement, whose term
is scheduled to expire on November 16, 2011 (the “Term”);

    


    WHEREAS,
the parties wish to extend the Term of the Employment Agreement to December 31,
2011;

    


    WHEREAS,
the parties also wish to clarify the terms of entitlement to the annual bonus
being earned over the calendar year performance period; and

    


    WHEREAS,
the parties also wish to include the Chief Operating Officer within the list of
persons to whom the Employee may be required to report;

    


    NOW
THEREFORE, the Employment Agreement is hereby amended as follows:

    


    1.       
    Section 1(b) of the Employment Agreement shall read as
follows:

    


    (b) The term (the “Term”) of the
Employee’s employment hereunder will commence on the Effective Date and, unless
sooner terminated as provided in Section 6 hereof, will terminate at the end of
the day on December 31, 2011.  The Term shall be automatically
extended unless sooner terminated as provided herein, for successive additional
one-year periods, unless at least 120 days prior to the end of Term, the Company
or the Employee has notified the other that the Term will not be
extended.

    


    2.           The
first sentence of Section 2(a) of the Employment Agreement is hereby amended by
inserting the phrase “or, alternatively at the discretion of the Chief Executive
Officer, the President or Chief Operating Officer of the Company (the
“Superior”)” in place of “or alternatively, at the discretion of the Chief
Executive Officer, the President of the Company (the
“Superior”).”


    
      
         


      

      
         


        
          

        

      

      
         


      

    


    3.       
    Section 3(b) of the Employment Agreement is hereby
amended by adding the following to the end thereof:

    


    In the event that the Employee is
employed on December 31 of the calendar year in which the bonus is being earned,
the Employee shall be entitled to receive the bonus payable with respect to such
year, which bonus shall be determined following the close of such year and in
all events paid by March 15th
following the close of such year.

    


    4.           All
other provisions of the Employment Agreement shall remain in force and
effect.

    


    IN
WITNESS WHEREOF, the parties hereto have executed this First Amendment to
Employment Agreement as of the date first set forth above.

     

    
      	
            	ABOVENET,
      INC.	 
	 	 	 	 
	
               

            	
              By:
      

            	/s/ Robert
      Sokota	 
	 	 	Name:
      Robert Sokota	 
	 	 	      
              Title:
      SVP and General Counsel

            	 
	 	 	 	 
	 	EMPLOYEE	 
	 	 	 	 
	 	
              /s/ John Jacquay

            	 
	 	      
                    
                John
      Jacquay

              

            	 



      
        
           


        

        
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