EXHIBIT 23.1





                   Consent of Independent Public Accountants


As independent public accountants, we hereby consent to the incorporation by
reference in this Form S-8 Registration Statement of our report dated October
27, 2000 included in Innovative Solutions and Support, Inc.'s Form 10-K for the
year ended September 30, 2000.



/s/ ARTHUR ANDERSEN LLP


Philadelphia, Pennsylvania

September 27, 2001