United States securities and exchange commission logo October 3, 2022 Michael Linacre Chief Financial Officer Innovative Solutions and Support, Inc. 720 Pennsylvania Drive Exton, Pennsylvania 19341 Re: Innovative Solutions and Support, Inc. Registration Statement on Form S-3 Filed September 23, 2022 File No. 333-267595 Dear Michael Linacre: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Lauren Pierce, Staff Attorney, at (202) 551-3887 or Joshua Shainess, Legal Branch Chief, at (202) 551-7951 with any questions. Sincerely, Division of Corporation Finance Office of Technology cc: Steve Leitzell