<SEC-DOCUMENT>0001209191-14-039573-index.html : 20140624
<SEC-HEADER>0001209191-14-039573.hdr.sgml : 20140624
<ACCEPTANCE-DATETIME>20140606161618
ACCESSION NUMBER:		0001209191-14-039573
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20140604
FILED AS OF DATE:		20140606
DATE AS OF CHANGE:		20140606

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CDW Corp
		CENTRAL INDEX KEY:			0001402057
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-CATALOG & MAIL-ORDER HOUSES [5961]
		IRS NUMBER:				260273989
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 N MILWAUKEE AVE
		CITY:			VERNON HILLS
		STATE:			IL
		ZIP:			60061
		BUSINESS PHONE:		847-465-6000

	MAIL ADDRESS:	
		STREET 1:		200 N MILWAUKEE AVE
		CITY:			VERNON HILLS
		STATE:			IL
		ZIP:			60061

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VH Holdings, Inc.
		DATE OF NAME CHANGE:	20070605

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MENCOFF SAMUEL M
		CENTRAL INDEX KEY:			0001219630

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896768

	MAIL ADDRESS:	
		STREET 1:		BUCKEYE TECHNOLOGIES INC
		STREET 2:		1001 TILLMAN STREET
		CITY:			MEMPHIS
		STATE:			TN
		ZIP:			38112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MADISON DEARBORN PARTNERS V-A&C, L.P.
		CENTRAL INDEX KEY:			0001579972
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896769

	BUSINESS ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA, SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		312-895-1000

	MAIL ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA, SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MDCP Co-Investors (CDW) LP
		CENTRAL INDEX KEY:			0001416217
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896770

	BUSINESS ADDRESS:	
		STREET 1:		Three First National Plaza
		CITY:			Chicago
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		312-895-1000

	MAIL ADDRESS:	
		STREET 1:		Three First National Plaza
		CITY:			Chicago
		STATE:			IL
		ZIP:			60602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Madison Dearborn Capital Partners V - A L P
		CENTRAL INDEX KEY:			0001344692
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896773

	BUSINESS ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 4600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		3128951000

	MAIL ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 4600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MADISON DEARBORN PARTNERS LLC
		CENTRAL INDEX KEY:			0001181100
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896774

	BUSINESS ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		70 WEST MADISON STREET, SUITE 4600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		3128951000

	MAIL ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		70 WEST MADISON STREET, SUITE 4600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MADISON DEARBORN CAPITAL PARTNERS V EXECUTIVE-A L P
		CENTRAL INDEX KEY:			0001362213

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896771

	BUSINESS ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		312-895-1000

	MAIL ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Madison Dearborn Capital Partners V - C L P
		CENTRAL INDEX KEY:			0001344693
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35985
		FILM NUMBER:		14896772

	BUSINESS ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
		BUSINESS PHONE:		3128951000

	MAIL ADDRESS:	
		STREET 1:		THREE FIRST NATIONAL PLAZA
		STREET 2:		SUITE 3800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60602
</SEC-HEADER>
<DOCUMENT>
<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>