Summary of MAKEMUSIC, INC.

Change in Directors or Principal Officers, Other Events, Financial Statements and

Item 5.02 Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Karen van Lith Ceases to Serve as President, Chief Executive Officer and Director

On June 13, 2012, it was mutually determined by MakeMusic, Inc. (the "Company") and Karen T. van Lith ("Ms. van Lith") that, effective as of June 15, 2012, Ms. van Lith's employment with the Company would end and she would cease to serve as the President and Chief Executive Officer of the Company. Accordingly, Ms. van Lith resigned as a member of the Company's Board of Directors effective June 15, 2012.

Karen VanDerBosch to Assume Duties of Chief Executive Officer on an Interim Basis

The Company's Board of Directors, on June 13, 2012, directed Karen L. VanDerBosch to assume the duties of Chief Executive Officer on an interim basis. Ms. VanDerBosch, age 49, has served as the Company's Chief Financial Officer since December 2006 and as Chief Operating Officer since November 2010. Prior to joining the Company, Ms. VanDerBosch was the CFO of Sagebrush Corporation, a privately held developer of library automation software, and services, analytical software and book re-binder for the K-12 education market. Ms. VanDerBosch previously served as CFO for KB Gear Interactive, a privately held developer and marketer of interactive digital devices and applications serving retail markets. Her extensive background in manufacturing and technology industries also included CFO positions at EMPAK Inc. and the publicly traded Fieldworks Inc. Ms. VanDerBosch holds a Bachelor of Science degree in accounting from the University of Minnesota.

Item 9.01 Financial Statements and Exhibits.

(a) Financial statements: None.

(b) Pro forma financial information: None.

(d) Exhibits:

99.1 Press release dated June 14, 2012.