Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-207207, 333-231075 and 333-272487 on Form S-8, of our reports dated February 27, 2025, relating to the financial statements of PJT Partners Inc. (the "Company"), and the effectiveness of the Company’s internal control over financial reporting appearing in this Annual Report on Form 10-K for the year ended December 31, 2024.

/s/ Deloitte & Touche LLP

New York, New York

February 27, 2025