<SEC-DOCUMENT>0001558370-18-004921-index.html : 20180522
<SEC-HEADER>0001558370-18-004921.hdr.sgml : 20180522
<ACCEPTANCE-DATETIME>20180522165818
ACCESSION NUMBER:		0001558370-18-004921
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		8
CONFORMED PERIOD OF REPORT:	20180522
FILED AS OF DATE:		20180522
DATE AS OF CHANGE:		20180522

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NextDecade Corp.
		CENTRAL INDEX KEY:			0001612720
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		IRS NUMBER:				465723951
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36842
		FILM NUMBER:		18853052

	BUSINESS ADDRESS:	
		STREET 1:		3 WATERWAY SQUARE PLACE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		832-403-1874

	MAIL ADDRESS:	
		STREET 1:		3 WATERWAY SQUARE PLACE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Harmony Merger Corp.
		DATE OF NAME CHANGE:	20140703
</SEC-HEADER>
<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>pre14a.htm
<DESCRIPTION>PRE 14A
<TEXT>
Document 1 - file: pre14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>pre14ag001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: pre14ag001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>pre14ag002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: pre14ag002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>pre14ag003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: pre14ag003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>pre14ag004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: pre14ag004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>pre14ag005.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: pre14ag005.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>pre14ag006.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: pre14ag006.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>pre14ag007.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: pre14ag007.jpg

</DOCUMENT>
</SEC-DOCUMENT>