<SEC-DOCUMENT>0000899243-17-024762-index.html : 20171026
<SEC-HEADER>0000899243-17-024762.hdr.sgml : 20171026
<ACCEPTANCE-DATETIME>20171026171024
ACCESSION NUMBER:		0000899243-17-024762
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171016
FILED AS OF DATE:		20171026
DATE AS OF CHANGE:		20171026

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Advisory Services L.L.C.
		CENTRAL INDEX KEY:			0001720410
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157028

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		212-583-5000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Harvest Holdco L.L.C.
		CENTRAL INDEX KEY:			0001720405
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157030

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		212-583-5000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Intermediary Holdco L.L.C.
		CENTRAL INDEX KEY:			0001720402
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157024

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		212-583-5000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Harvest Fund Holdco L.P.
		CENTRAL INDEX KEY:			0001720499
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157023

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		212-583-5000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP L.P.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BLACKSTONE ADVISORY PARTNERS L.P.
		CENTRAL INDEX KEY:			0000792326
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157029

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154-0191
		BUSINESS PHONE:		(212) 583-583-55

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154-0191

	FORMER NAME:	
		FORMER CONFORMED NAME:	BLACKSTONE ADVISORY SERVICES L.P.
		DATE OF NAME CHANGE:	20070319

	FORMER NAME:	
		FORMER CONFORMED NAME:	THE BLACKSTONE GROUP L.P.
		DATE OF NAME CHANGE:	20020329

	FORMER NAME:	
		FORMER CONFORMED NAME:	BLACKSTONE GROUP LP                                    //BD
		DATE OF NAME CHANGE:	20020329

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Harvest Fund Advisors LLC
		CENTRAL INDEX KEY:			0001456075
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157025

	BUSINESS ADDRESS:	
		STREET 1:		100 WEST LANCASTER AVENUE
		STREET 2:		SUITE 200
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087
		BUSINESS PHONE:		610-341-9700

	MAIL ADDRESS:	
		STREET 1:		100 WEST LANCASTER AVENUE
		STREET 2:		SUITE 200
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Holdings I/II GP Inc
		CENTRAL INDEX KEY:			0001464695
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157026

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		2125835000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Holdings I L.P.
		CENTRAL INDEX KEY:			0001464694
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36567
		FILM NUMBER:		171157027

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		2125835000

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Westlake Chemical Partners LP
		CENTRAL INDEX KEY:			0001604665
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL ORGANIC CHEMICALS [2860]
		IRS NUMBER:				320436529
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2801 POST OAK BOULEVARD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
		BUSINESS PHONE:		(713) 960-9111

	MAIL ADDRESS:	
		STREET 1:		2801 POST OAK BOULEVARD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
</SEC-HEADER>
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<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
Document 1 - file: doc3.html

Document 1 - RAW XML: doc3.xml

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