    <SEC-DOCUMENT>0001213900-21-036792-index.html : 20210714
    <SEC-HEADER>0001213900-21-036792.hdr.sgml : 20210714
    <ACCEPTANCE-DATETIME>20210714070100
    ACCESSION NUMBER:		0001213900-21-036792
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		6
    CONFORMED PERIOD OF REPORT:	20210818
    FILED AS OF DATE:		20210714
    DATE AS OF CHANGE:		20210714

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SG BLOCKS, INC.
    		CENTRAL INDEX KEY:			0001023994
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-LUMBER & OTHER CONSTRUCTION MATERIALS [5030]
    		IRS NUMBER:				954463937
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38037
    		FILM NUMBER:		211089265

    	BUSINESS ADDRESS:
    		STREET 1:		195 MONTAGUE STREET, 14TH FLOOR
    		CITY:			BROOKLYN
    		STATE:			NY
    		ZIP:			11201
    		BUSINESS PHONE:		(646) 240-4235

    	MAIL ADDRESS:
    		STREET 1:		195 MONTAGUE STREET, 14TH FLOOR
    		CITY:			BROOKLYN
    		STATE:			NY
    		ZIP:			11201

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CDSI HOLDINGS INC
    		DATE OF NAME CHANGE:	19990114

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PC411 INC
    		DATE OF NAME CHANGE:	19961001
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>def14a0721_sgblocksinc.htm
    <DESCRIPTION>DEFINITIVE PROXY STATEMENT
    <TEXT>
    Document 1 - file: def14a0721_sgblocksinc.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>sgblocks_logo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: sgblocks_logo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>sgblocks_logo1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: sgblocks_logo1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>sgblocks_logo2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: sgblocks_logo2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>tproxy_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: tproxy_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tproxy_002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tproxy_002.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>