Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption “Experts” and to the use of our report dated September 8, 2017, with respect to the financial statements of Newmark Group, Inc., in Amendment No. 1 to the Registration Statement (Form S-1No. 333-221078) and related Prospectus of Newmark Group, Inc. dated November 20, 2017.
/s/ Ernst & Young LLP
New York, New York
November 20, 2017
