Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
DICKSON ROBERT E
  2. Issuer Name and Ticker or Trading Symbol
MDC PARTNERS INC [MDCA]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Managing Director
(Last)
(First)
(Middle)
C/O MDC PARTNERS INC., 45 HAZELTON AVENUE
3. Date of Earliest Transaction (Month/Day/Year)
02/12/2010
(Street)

TORONTO ONTARIO, A6 M5R 2E3
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Shares               146,211 (1) D  
RSUs (Class A Shares) 02/12/2010   A   36,034 A $ 0 182,245 (1) (2) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Options (3) $ 8.4 (4)             04/10/2002 04/10/2012 Class A Shares 57,150   57,150 D  
Stock Appreciation Rights (5) $ 8.95             04/28/2008 04/28/2016 Class A Shares 10,000   10,000 D  
Stock Appreciation Rights (6) $ 3.72             02/12/2010 02/12/2014 Class A Shares 188,276   188,276 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
DICKSON ROBERT E
C/O MDC PARTNERS INC.
45 HAZELTON AVENUE
TORONTO ONTARIO, A6 M5R 2E3
      Managing Director  

Signatures

 /s/ Robert E. Dickson   02/16/2010
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes unvested Restricted Stock Units (Class A Shares) of the Issuer, a portion of which are subject to achievement by the Issuer of financial performance targets.
(2) All 36,034 Restricted Stock Units (Class A Shares) ("RSUs") of the Issuer awarded on February 12, 2010 will vest on February 12, 2013, subject to accelerated vesting in 2011 and / or 2012, if the Issuer achieves specified financial performance targets in 2011 and 2012, subject to the Reporting Person's continued employment.
(3) Stock Options (previously granted on April 10, 2002) expire 10 years from the grant date.
(4) Canadian dollars.
(5) Stock Appreciation Rights ("SARs") granted April 28, 2006, fully vested on April 28, 2008. These SARs may be settled in cash or stock, at the discretion of the Issuer.
(6) SARs granted February 12, 2009, vest 33% on the first anniversary of the grant date, 33% on the second anniversary of the grant date, and 34% on the third anniversary of the grant date, and expire on February 12, 2014. These SARs may be settled in cash or stock, at the discretion of the Issuer.

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