Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001144204-19-015997
Filing Date
2019-03-26
Accepted
2019-03-26 16:00:29
Documents
1
Period of Report
2019-03-14

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tv517194_form3.html 3  
1 OWNERSHIP DOCUMENT tv517194_form3.xml 3 7951
  Complete submission text file 0001144204-19-015997.txt   10713
Mailing Address 745 FIFTH AVENUE, 19TH FLOOR NEW YORK NY 10151
Business Address 745 FIFTH AVENUE, 19TH FLOOR NEW YORK NY 10151 646 429 1800
MDC PARTNERS INC (Issuer) CIK: 0000876883 (see all company filings)

EIN.: 980364441 | State of Incorp.: A6 | Fiscal Year End: 1231
SIC: 7311 Services-Advertising Agencies

Mailing Address 1808 I STREENET, NW 6TH FLOOR WASHINGTON DC 20006
Business Address 1808 I STREENET, NW 6TH FLOOR WASHINGTON DC 20006 9177652638
Stagwell Group LLC (Reporting) CIK: 0001771444 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13718 | Film No.: 19705315

Mailing Address 1808 I STREENET, NW 6TH FLOOR WASHINGTON DC 20006
Business Address 1808 I STREENET, NW 6TH FLOOR WASHINGTON DC 20006 9177652638
Stagwell Agency Holdings LLC (Reporting) CIK: 0001771728 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13718 | Film No.: 19705314

Mailing Address 1808 I STREENET, NW 6TH FLOOR WASHINGTON DC 20006
Business Address
Penn Mark Jeffery (Reporting) CIK: 0001771735 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-13718 | Film No.: 19705316