<SEC-DOCUMENT>0000899243-16-018402-index.html : 20160421
<SEC-HEADER>0000899243-16-018402.hdr.sgml : 20160421
<ACCEPTANCE-DATETIME>20160421193200
ACCESSION NUMBER:		0000899243-16-018402
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160419
FILED AS OF DATE:		20160421
DATE AS OF CHANGE:		20160421

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Summit Materials, Inc.
		CENTRAL INDEX KEY:			0001621563
		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
		IRS NUMBER:				471984212
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1227

	BUSINESS ADDRESS:	
		STREET 1:		1550 WYNKOOP STREET, 3RD FLOOR
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
		BUSINESS PHONE:		303-893-0012

	MAIL ADDRESS:	
		STREET 1:		1550 WYNKOOP STREET, 3RD FLOOR
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Group L.P.
		CENTRAL INDEX KEY:			0001393818
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36873
		FILM NUMBER:		161585051

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		(212) 583-5000

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

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:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36873
		FILM NUMBER:		161585052

	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 II L.P.
		CENTRAL INDEX KEY:			0001484870

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36873
		FILM NUMBER:		161585053

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHWARZMAN STEPHEN A
		CENTRAL INDEX KEY:			0001070844

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36873
		FILM NUMBER:		161585054

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Blackstone Group Management L.L.C.
		CENTRAL INDEX KEY:			0001404071
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36873
		FILM NUMBER:		161585055

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		(212) 583-5000

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
</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

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</SEC-DOCUMENT>