Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Board of Directors and Stockholders

CIM Commercial Trust Corporation

Dallas, TX

We hereby consent to the incorporation by reference in the Prospectus constituting a part of the Post-Effective Amendment No. 3 Registration Statement on Form S-11 of our reports dated March 12, 2018, relating to the consolidated financial statements and schedules and the effectiveness of internal control over financial reporting of CIM Commercial Trust Corporation, which appear in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017.

We also consent to the reference to us under the caption “Experts” in the Prospectus.

/s/ BDO USA, LLP

Los Angeles, CA

March 20, 2018