Power of Attorney for HMH Holding Inc. Officer

This filing details a Power of Attorney granted by Hunain Qureshi, Chief Accounting Officer of HMH Holding Inc., to Thomas W. McGee, Dwight W. Rettig, and Cindy Nichols. The attorneys-in-fact are authorized to prepare and execute SEC filings, including Forms 3, 4, and 5, on behalf of Mr. Qureshi. This includes obtaining necessary codes for electronic filings, reporting ownership, acquisitions, and dispositions of company securities, and interacting with third parties to obtain transaction information. The Power of Attorney remains effective until Mr. Qureshi is no longer required to file, revokes it in writing, or the attorneys-in-fact are no longer associated with the company. This authorization is a standard procedure for officers to ensure compliance with Section 16 of the Securities Exchange Act of 1934.