<SEC-DOCUMENT>0000899243-21-005087-index.html : 20210205
<SEC-HEADER>0000899243-21-005087.hdr.sgml : 20210205
<ACCEPTANCE-DATETIME>20210205172855
ACCESSION NUMBER:		0000899243-21-005087
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210203
FILED AS OF DATE:		20210205
DATE AS OF CHANGE:		20210205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GGC Opportunity Fund Management GP, Ltd.
		CENTRAL INDEX KEY:			0001492387
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14315
		FILM NUMBER:		21597467

	BUSINESS ADDRESS:	
		STREET 1:		C/O GOLDEN GATE PRIVATE EQUITY, INC.
		STREET 2:		1 EMBARCADERO CENTER
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		415-983-2700

	MAIL ADDRESS:	
		STREET 1:		C/O GOLDEN GATE PRIVATE EQUITY, INC.
		STREET 2:		1 EMBARCADERO CENTER
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GGCOF EXECUTIVE CO-INVEST, L.P.
		CENTRAL INDEX KEY:			0001541295
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14315
		FILM NUMBER:		21597468

	BUSINESS ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, 39TH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		415-983-2700

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, 39TH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GGCOF IRA CO-INVEST, L.P.
		CENTRAL INDEX KEY:			0001541296
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14315
		FILM NUMBER:		21597469

	BUSINESS ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, 39TH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		415-983-2700

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, 39TH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cornerstone Building Brands, Inc.
		CENTRAL INDEX KEY:			0000883902
		STANDARD INDUSTRIAL CLASSIFICATION:	PREFABRICATED METAL BUILDINGS & COMPONENTS [3448]
		IRS NUMBER:				760127701
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5020 WESTON PARKWAY
		STREET 2:		SUITE 400
		CITY:			CARY
		STATE:			NC
		ZIP:			27513
		BUSINESS PHONE:		(888) 975-9436

	MAIL ADDRESS:	
		STREET 1:		5020 WESTON PARKWAY
		STREET 2:		SUITE 400
		CITY:			CARY
		STATE:			NC
		ZIP:			27513

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NCI BUILDING SYSTEMS INC
		DATE OF NAME CHANGE:	19930328

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONAL COMPONENTS INCORPORATED
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

</DOCUMENT>
</SEC-DOCUMENT>