Exhibit 23

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our report  dated  March 9, 2005  accompanying  the  consolidated
financial  statements  and  schedules  included in the Annual Report of Innodata
Isogen, Inc. and subsidiaries on Form 10-K for the year ended December 31, 2004.
We hereby  consent  to the  incorporation  by  reference  of said  report in the
Registration  Statements of Innodata Isogen,  Inc. on Form S-8 (Registration No.
33-85530,  dated October 21, 1994,  Registration No.  333-3464,  dated April 18,
1996,  Registration No.  33-63085,  dated September 9, 1998 and Registration No.
333-82185, dated July 2, 1999, and Registration No. 333-118506, dated August 24,
2004)  and on Form  S-3  (Registration  No.  33-62012,  dated  April  11,  1996,
Registration  No.  333-91649,   dated  January  6,  2000  and  Registration  No.
333-51400, dated January 2, 2001).


Grant Thornton LLP
Edison, New Jersey
March 9, 2005