EX-23.1 3 ea147728ex23-1_sgblocks.htm CONSENT OF WHITLEY PENN LLP, INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in this Registration Statement on Form S-8 of SG Blocks, Inc. of our report dated April 15, 2021 relating to the consolidated financial statements, which appears in SG Blocks, Inc.’s Annual Report on Form 10-K for the year ended December 31, 2020.

/s/ Whitley Penn LLP

Dallas, Texas

September 22, 2021