Case 1:20-cr-00330-PAE Document 787-1 Filed 07/21/25 Pageiof1 UNITED STATES DISTRICT COURT SOUTHERN DISTRICT OF NEW YORK UNITED STATES OF AMERICA, 1:20-CR-00330-PAE vs. GHISLAINE MAXWELL. / AFFIDAVIT IN SUPPORT OF MOTION TO APPEAR PRO HAC VICE I, David Oscar Markus, hereby deposes and states as follows under penalty of perjury: 1. Iam an attorney at Markus/Moss PLLC. 2. I submit this Affidavit in support of my Motion to Appear Pro Hac Vice in this case. 3. I am in good standing in the bar of the State of Florida. Certificate of Good Standing is annexed hereto. . 4. I have never been convicted of a felony. 5. I have never been censured, suspended, disbarred, or denied admission or readmission by any court. 6. There are no disciplinary proceedings presently against me. 7. Thereby certify that the foregoing statements made by me are true. I am aware that if any of the foregoing statements made by me are willfully false, I am subject to punishment. Dated: July 21, 2025 David Oscar Markus NOTARIZED (10h pus? RL CARMEN C AGUERO f& Va ‘ 5 a Notary Public - State of Florida dbs: Commission # HH 256882 “SOF Re My Comm, Expires Jun 12, 2026 Bonded through National Notary Assn, DOJ-OGR-00015043