ONE Group Hospitality, Inc.: auditor change, Deloitte & Touche LLP to Grant Thornton, LLP

On June 30, 2026, the Audit Committee of the Board of Directors (the “Audit Committee”) of The ONE Group Hospitality, Inc. (the “Company”), after conducting a competitive process to evaluate and select the Company’s independent registered public accounting firm for the fiscal year ending December 27, 2026, approved the dismissal of Deloitte & Touche LLP

there were no: (i) “disagreements” (as defined in Item 304(a)(1)(iv) of Regulation S-K and the related instructions) with Deloitte on any matter of accounting principles or practices, financial statement disclosure or auditing scope or procedure

On June 30, 2026, the Audit Committee approved the engagement of Grant Thornton, LLP (“Grant Thornton”) as the Company’s independent registered public accounting firm for the fiscal year ending December 27, 2026, effective as of the Effective Date.