<SEC-DOCUMENT>0001104659-20-100497-index.html : 20200831
<SEC-HEADER>0001104659-20-100497.hdr.sgml : 20200831
<ACCEPTANCE-DATETIME>20200831090426
ACCESSION NUMBER:		0001104659-20-100497
CONFORMED SUBMISSION TYPE:	S-4
PUBLIC DOCUMENT COUNT:		12
FILED AS OF DATE:		20200831
DATE AS OF CHANGE:		20200831

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MDC PARTNERS INC
		CENTRAL INDEX KEY:			0000876883
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ADVERTISING AGENCIES [7311]
		IRS NUMBER:				980364441
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-248499
		FILM NUMBER:		201149960

	BUSINESS ADDRESS:	
		STREET 1:		745 FIFTH AVENUE, 19TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10151
		BUSINESS PHONE:		646 429 1800

	MAIL ADDRESS:	
		STREET 1:		745 FIFTH AVENUE, 19TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10151

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MDC CORP INC
		DATE OF NAME CHANGE:	20001204

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MDC COMMUNICATIONS CORP
		DATE OF NAME CHANGE:	19961028

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MDC CORPORATION
		DATE OF NAME CHANGE:	19950419
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-4
<SEQUENCE>1
<FILENAME>tm2023004-1_s4.htm
<DESCRIPTION>S-4
<TEXT>
Document 1 - file: tm2023004-1_s4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>tm2023004d2_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: tm2023004d2_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-8.1
<SEQUENCE>3
<FILENAME>tm2023004d2_ex8-1.htm
<DESCRIPTION>EXHIBIT 8.1
<TEXT>
Document 3 - file: tm2023004d2_ex8-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-8.2
<SEQUENCE>4
<FILENAME>tm2023004d2_ex8-2.htm
<DESCRIPTION>EXHIBIT 8.2
<TEXT>
Document 4 - file: tm2023004d2_ex8-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>tm2023004d2_ex23-1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 5 - file: tm2023004d2_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>lg_kingsdaleadvis-4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: lg_kingsdaleadvis-4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>lg_mdcpart-4clr.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: lg_mdcpart-4clr.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>tm2023004d1-proxycard1_4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: tm2023004d1-proxycard1_4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>tm2023004d1-proxycard2_bw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: tm2023004d1-proxycard2_bw.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>tm2023004d1-proxycard3_4c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: tm2023004d1-proxycard3_4c.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>tm2023004d2_ex5-1img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: tm2023004d2_ex5-1img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>tm2023004d2_ex5-1img002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: tm2023004d2_ex5-1img002.jpg

</DOCUMENT>
</SEC-DOCUMENT>