<SEC-DOCUMENT>0001213900-21-018700.txt : 20210330
<SEC-HEADER>0001213900-21-018700.hdr.sgml : 20210330
<ACCEPTANCE-DATETIME>20210330164640
ACCESSION NUMBER:		0001213900-21-018700
CONFORMED SUBMISSION TYPE:	NT 10-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210330
DATE AS OF CHANGE:		20210330
EFFECTIVENESS DATE:		20210330

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:		NT 10-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38037
		FILM NUMBER:		21786640

	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>NT 10-K
<SEQUENCE>1
<FILENAME>ea138638-nt10k_sgblocks.htm
<DESCRIPTION>NOTIFICATION OF LATE FILING
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<!-- Field: Rule-Page --><DIV STYLE="margin-top: 0; margin-bottom: 0; width: 100%"><DIV STYLE="border-top: Black 2pt solid; font-size: 1pt; border-bottom: Black 1pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

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        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Washington, D.C. 20549 </B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM 12b-25</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>NOTIFICATION OF LATE FILING</B></P></TD>
    <TD STYLE="border: black 1pt solid; width: 30%">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">OMB APPROVAL</P></TD></TR>
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        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: left">OMB Number: 3235-0058</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Expires: February 28, 2022</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Estimated average burden</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">hours per response ............ 2.50</P></TD></TR>
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    <TD STYLE="text-align: center; border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 10pt"><P STYLE="margin-top: 0; margin-bottom: 0">SEC FILE NUMBER</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P></TD></TR>
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    <TD STYLE="text-align: center; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 10pt; border-right: Black 1pt solid"><P STYLE="margin-top: 0; margin-bottom: 0">CUSIP NUMBER</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P></TD></TR>
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    <TD STYLE="text-align: center; font-size: 10pt">&nbsp;</TD></TR>
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    <TD STYLE="text-align: center; font-size: 10pt">&nbsp;</TD></TR>
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    <TD STYLE="text-align: center; font-size: 10pt">&nbsp;</TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">(Check One):</P>

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    <TD STYLE="vertical-align: top; width: 25%; font-size: 10pt">&#9746;<FONT STYLE="font: 10pt Times New Roman, Times, Serif"> Form 10-K</FONT></TD>
    <TD STYLE="vertical-align: top; width: 15%; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744; Form 20-F</FONT></TD>
    <TD STYLE="vertical-align: top; width: 15%; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744; Form 11-K</FONT></TD>
    <TD STYLE="vertical-align: top; width: 15%; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;&#9744; Form 10-Q</FONT></TD>
    <TD STYLE="width: 15%; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744; Form 10-D</FONT></TD>
    <TD STYLE="width: 15%; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744; Form N-CEN</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">&#9744; Form N-CSR</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">&nbsp;</P>

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    <TD STYLE="width: 0.25in">&nbsp;</TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">For Period Ended: 12/31/2020</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744;</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Transition Report on Form 10-K</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744;</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Transition Report on Form 20-F</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744;</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Transition Report on Form 11-K</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&#9744;</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Transition Report on Form 10-Q</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">For the Transition Period Ended: _________________</FONT></TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>

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    <TD STYLE="width: 100%"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>Read Instruction (on back page) Before
        Preparing Form. Please Print or Type.<B>&nbsp;</B></I></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Nothing in this form shall be construed
to imply that the Commission has verified any information contained herein.</B></P></TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">If the notification relates to a portion of the filing checked
above, identify the Item(s) to which the notification relates:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>PART I &mdash; REGISTRANT INFORMATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="border-bottom: black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: left; text-indent: 0in">SG
Blocks, Inc.</P>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Full Name of Registrant</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="border-bottom: black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: left; text-indent: 0in">N/A</P>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Former Name if Applicable</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="border-bottom: black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: left; text-indent: 0in">17
State Street, 19<SUP>th</SUP> Floor</P>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Address of Principal Executive Office (Street and Number)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="border-bottom: black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: left; text-indent: 0in">New
York, New York 10004</P>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">City, State and Zip Code</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>PART II &mdash; RULES 12b-25(b) AND (c)</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">If the subject report could not be filed without unreasonable
effort or expense and the registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed. (Check box if
appropriate)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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    <TD STYLE="border-left: black 1.5pt solid; width: 0.25in; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;(a)</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">The reasons described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;&#9746;</TD>
    <TD STYLE="border-left: black 1.5pt solid; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;(b)</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">The subject annual report, semi-annual report, transition report on Form 10-K, Form 20-F, 11-K, Form N-SAR, or N-CSR, or portion thereof, will be filed on or before the fifteenth calendar day following the prescribed due date; or the subject quarterly report of transition report on Form 10-Q, or subject distribution report on Form 10-D, or portion thereof, will be filed on or before the fifth calendar day following the prescribed date; and </FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="border-left: black 1.5pt solid; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;(c)</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">The accountant's statement or other exhibit required by Rule 12b-25(c) has been attached if applicable. </FONT></TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt"></P>



<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt">&nbsp;&nbsp;</P>

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  <TD STYLE="vertical-align: bottom; text-align: right; width: 13%"><FONT STYLE="font-size: 8pt">SEC 1344 (06-19)</FONT></TD>
  <TD STYLE="width: 2%"><FONT STYLE="font-size: 8pt">&nbsp;</FONT></TD>
  <TD STYLE="width: 75%"></P>Persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.</TD>
    <TD STYLE="width: 10%">&nbsp;</TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>PART III &mdash; NARRATIVE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="text-align: justify; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">State below in reasonable detail why the Form 10-K, 20-F, 11-K,
10-Q, 10-D, N-SAR, N-CSR or the transition report portion thereof, could not be filed within the prescribed time period. (Attach
extra sheets if needed.)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify; text-indent: 0in"><FONT STYLE="background-color: white">The
Company is unable to file its Annual Report on Form 10-K for its fiscal year ended December 31, 2020 by the prescribed date without unreasonable
effort or expense because the Company was unable to compile and review certain information related to a recent acquisition required in
order to permit the Company to file a timely and accurate report on the Company&rsquo;s financial condition. The Company believes that
the Annual Report will be completed and filed within the fifteen-day extension period provided under Rule 12b-25 of the Securities Exchange
Act of 1934, as amended.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>PART IV &mdash; OTHER INFORMATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 0.25in; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(1)</FONT></TD>
    <TD STYLE="font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Name and telephone number of person to contact in regard to this notification</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 95%; border-collapse: collapse; margin-left: 0.25in">
<TR STYLE="vertical-align: top">
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; width: 32%; text-align: center; font-size: 10pt">Paul Galvin</TD>
    <TD STYLE="padding-bottom: 1pt; text-align: center; width: 2%; font-size: 10pt; vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; width: 32%; text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(646)</FONT></TD>
    <TD STYLE="padding-bottom: 1pt; text-align: center; width: 2%; font-size: 10pt; vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; width: 32%; text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">240-422-4225</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(Name)</FONT></TD>
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="text-align: center; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(Area Code) </FONT></TD>
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="text-align: center; font-size: 10pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(Telephone Number)</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 0.25in"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(2)</FONT></TD>
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Have all other periodic reports required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of the Investment Company Act of 1940 during the preceding 12 months or for such shorter period that the registrant was required to file such report(s) been filed? If answer is no, identify report(s).</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: right"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Yes&nbsp;&nbsp;&nbsp;&#9746;</FONT> <FONT STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;No &#9744;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: right">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(3)</FONT></TD>
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Is it anticipated that any significant change in results of operations from the corresponding period for the last fiscal year will be reflected by the earnings statements to be included in the subject report or portion thereof?</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: right"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Yes &#9746;&nbsp;&nbsp;&nbsp;&nbsp;No &#9744;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">If so, attach an explanation of the anticipated change, both narratively and quantitatively, and, if appropriate, state the reasons why a reasonable estimate of the results cannot be made.</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify; text-indent: 0in">The Company announced on March 16,
2021 that it expects revenue for the three months ended December 31, 2020 to be no less than $5 million as compared to revenue of approximately
$337,000 for the three months ended December 31, 2019 and revenue for the year ended December 31, 2020 to be no less than $6.5 million
as compared to revenue of approximately $3.0 million for the year ended December 31, 2019.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify; text-indent: 0in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify; text-indent: 0in">SG Blocks, Inc. has caused
this notification to be signed on its behalf by the undersigned thereunto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 60%"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Date: March 30, 2021</FONT></TD>
    <TD STYLE="width: 4%"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">By:</FONT></TD>
    <TD STYLE="border-bottom: black 1.5pt solid; width: 36%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/
    <I>Paul Galvin</I></FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Name:</FONT></TD>
    <TD>Paul Galvin</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Title:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
    <TD>Chief Executive Officer</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">3</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"></P>

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