APPIAN CORP

The information set forth below is included herein for purposes of providing disclosures under Item 5.02 (c) and (d) of Form 8-K.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

On November 5, 2024, the Company’s Board of Directors designated Mark Lynch as the Company’s Principal Financial Officer and Principal Accounting Officer, effective as of November 8, 2024. Information responsive to the requirements of Form 8-K, Item 5.02 (c) and (e) with respect to Mr. Lynch has been previously disclosed in the Company’s Form 8-K filed on October 11, 2024, and such information is incorporated herein by reference.

Also on November 5, 2024, the Board of Directors appointed Michael Beckley to the Board, effective as of November 5, 2024 to serve until our annual meeting of stockholders to be held in 2025. Mr. Beckley is a co-founder of the Company and has served as Chief Technology Officer since 2007. Mr. Beckley holds a B.A. in Government from Dartmouth College. The Board has determined Mr. Beckley is not “independent” in accordance with our corporate governance guidelines and applicable requirements of The Nasdaq Stock Market and the Securities and Exchange Commission since he is an employee of the Company. Mr. Beckley is not a party to any transaction involving us required to be disclosed under Item 404(a) of Regulation S-K, other than the standard employment agreement available to all employees. There is no family relationship between Mr. Beckley and any of our other directors or executive officers and no arrangements or understandings between him and any other person pursuant to which he was selected as a director. Mr. Beckley will not receive any additional compensation for his service as a director in accordance with our non-employee director compensation policy.