Professional Diversity Network, Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

Professional Diversity Network, Inc.

(Name of Registrant as Specified in Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

Dear Stockholder:

On behalf of the Board of Directors, I am pleased to invite you to attend the 2025 Annual Meeting of Stockholders of Professional Diversity Network, Inc. (the “Company”). The meeting will be held in the main conference room at the Company’s offices at 55 E. Monroe Street, Suite 2120, Chicago, Illinois 60603, on June 12, 2025, at 9:00 a.m., Central Time.

At the meeting, you and the other stockholders will be asked to vote on the proposals described in detail in the notice of meeting on the following page and the accompanying proxy statement. The proxy materials are being mailed on or about May 1, 2025, to our stockholders of record and beneficial owners as of the close of business on the record date, April 15, 2025.

It is important that your shares be represented and voted at the Annual Meeting regardless of the size of your holdings. Whether or not you plan to attend the meeting in person, please vote electronically via the Internet, by telephone or by completing, signing, dating and returning the proxy card included with a paper copy of this proxy statement as promptly as possible. See “Voting” in the proxy statement for more details. Voting electronically, by telephone or returning your proxy does NOT deprive you of your right to attend the meeting and to vote your shares in person for the matters acted upon at the meeting.

Thank you for your continued interest in the Company. We look forward to seeing you at the meeting.

Sincerely,

/s/ Adam He

Adam He

Chief Executive Officer

PROFESSIONAL DIVERSITY NETWORK, INC.

NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

To Be Held on June 12, 2025

TO OUR STOCKHOLDERS:

NOTICE IS HEREBY GIVEN that the Annual Meeting of Stockholders (the “Annual Meeting”) of Professional Diversity Network, Inc., a Delaware corporation (the “Company”), will be held in the main conference room at the Company’s offices, at 55 E. Monroe Street, Suite 2120, Chicago, Illinois 60603, on June 12, 2025, at 9:00 a.m., Central Time, for the following purposes:

1. To elect five (5) directors to serve until the next Annual Meeting of Stockholders (and until their successors are duly elected and qualified);

2. To ratify the appointment by the Company's Audit Committee of Sassetti, LLC as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2025;

3. To conduct an advisory vote on the compensation of our named executive officers;

4. To conduct an advisory vote on the frequency of future advisory votes on the compensation of our named executive officers; and

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5. To transact such other business as may properly come before the Annual Meeting and any adjournment or postponement thereof.

The Board of Directors has fixed the close of business on April 15, 2025 as the record date for the determination of the holders of our common stock entitled to notice of and to vote on all matters presented at the Annual Meeting and at any adjournments or postponements.

A list of stockholders entitled to vote at the Annual Meeting will be open for examination by any stockholder for any purpose germane to the meeting during ordinary business hours for a period of ten days prior to the Annual Meeting at the Company’s offices, at 55 E. Monroe Street, Suite 2120, Chicago, Illinois 60603, and will also be available for examination by any stockholder at the Annual Meeting until its adjournment.

Your vote is very important. Please submit your proxy as soon as possible by using the Internet, telephone or mail. Submitting your proxy by one of these methods will ensure your representation at the Annual Meeting regardless of whether you attend the meeting.Even if you plan to attend the Annual Meeting, we recommend that you submit your proxy as described in proxy statement so that your vote will be counted if you are unable to attend the Annual Meeting.

Proxy materials for the Annual Meeting will be distributed to holders of our common stock via the internet under the “notice and access” provision outlined by the rules of the Securities and Exchange Commission (the “SEC”). Accordingly, on or about May 1, 2025, a Notice of Internet Availability of Proxy Materials (the “Notice”) will be mailed to holders of our common stock. The Notice contains instructions on how to access proxy materials on the internet, including this proxy statement and our annual report to stockholders for the fiscal year ended December 31, 2024.

Stockholders who prefer to receive a paper copy of our proxy materials, should follow the instructions included in the Notice.

Important Note Regarding the Availability of Proxy Materials for the Annual Meeting of Stockholders to be Held June 12, 2025:

Copies of the proxy statement and of our annual report for the fiscal year ended December 31, 2024 are available by visiting the following website: www.proxyvote.com.

By Order of the Board of Directors

/s/ Hao (Howard) Zhang

Hao (Howard) Zhang

Chairman of the Board

Chicago, Illinois

PROFESSIONAL DIVERSITY NETWORK, INC.

PROXY STATEMENT