    <SEC-DOCUMENT>0001308179-19-000131-index.html : 20190410
    <SEC-HEADER>0001308179-19-000131.hdr.sgml : 20190410
    <ACCEPTANCE-DATETIME>20190410090050
    ACCESSION NUMBER:		0001308179-19-000131
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		50
    CONFORMED PERIOD OF REPORT:	20190521
    FILED AS OF DATE:		20190410
    DATE AS OF CHANGE:		20190410
    EFFECTIVENESS DATE:		20190410

    FILER:

    	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

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35985
    		FILM NUMBER:		19740649

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

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

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	VH Holdings, Inc.
    		DATE OF NAME CHANGE:	20070605
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>lcdw2019_def14a.htm
    <DESCRIPTION>CDW CORPORATION - DEF 14A
    <TEXT>
    Document 1 - file: lcdw2019_def14a.htm

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

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>lcdwx1x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: lcdwx1x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>lcdwx2x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: lcdwx2x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>lcdwx4x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: lcdwx4x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>lcdwx4x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: lcdwx4x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>lcdwx5x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: lcdwx5x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>lcdwx5x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: lcdwx5x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>lcdwx7x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: lcdwx7x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>lcdwx8x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: lcdwx8x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>lcdwx8x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: lcdwx8x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>lcdwx8x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: lcdwx8x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>lcdwx8x4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: lcdwx8x4.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>lcdwx9x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: lcdwx9x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>lcdwx10x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: lcdwx10x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>lcdwx11x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: lcdwx11x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>lcdwx12x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: lcdwx12x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>lcdwx12x2a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: lcdwx12x2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>lcdwx12x3a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: lcdwx12x3a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>lcdwx12x4a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: lcdwx12x4a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>lcdwx13x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: lcdwx13x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>lcdwx13x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: lcdwx13x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>lcdwx13x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: lcdwx13x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>lcdwx20x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: lcdwx20x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>lcdwx20x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: lcdwx20x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>lcdwx21x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: lcdwx21x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>lcdwx21x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: lcdwx21x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>lcdwx22x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: lcdwx22x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>lcdwx22x2a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: lcdwx22x2a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>lcdwx23x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: lcdwx23x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>lcdwx23x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: lcdwx23x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>lcdwx23x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: lcdwx23x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>lcdwx24x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: lcdwx24x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>lcdwx24x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: lcdwx24x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>lcdwx24x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: lcdwx24x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>lcdwx32x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: lcdwx32x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>lcdwx32x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: lcdwx32x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>39
    <FILENAME>lcdwx33x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 39 - file: lcdwx33x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>40
    <FILENAME>lcdwx33x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 40 - file: lcdwx33x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>41
    <FILENAME>lcdwx34x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 41 - file: lcdwx34x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>42
    <FILENAME>lcdwx34x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 42 - file: lcdwx34x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>43
    <FILENAME>lcdwx38x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 43 - file: lcdwx38x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>44
    <FILENAME>lcdwx41x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 44 - file: lcdwx41x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>45
    <FILENAME>lcdwx59x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 45 - file: lcdwx59x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>46
    <FILENAME>lcdwx65x1a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 46 - file: lcdwx65x1a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>47
    <FILENAME>proxy1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 47 - file: proxy1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>48
    <FILENAME>proxy2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 48 - file: proxy2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>49
    <FILENAME>redcheck.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 49 - file: redcheck.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>50
    <FILENAME>uncheck.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 50 - file: uncheck.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>