EXHIBIT 99.2

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Class A Subordinate Voting Shares, no par value, of MDC Partners Inc. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Date: May 27, 2021

INDABA CAPITAL MANAGEMENT, L.P.
By:	IC GP, LLC, its general partner
By:	/s/ Derek C. Schrier
	Name: Derek C. Schrier
	Title: Managing Member
IC GP, LLC
By:	/s/ Derek C. Schrier
	Name: Derek C. Schrier
	Title: Managing Member
/s/ Derek C. Schrier
DEREK C. SCHRIER